FongArm: blinky 2013aug1801 build notes

All 4 tests OK.

int main()
{
// blink5Leds(); // blink 5 LEDs using delay loop
// echo3Keys(); // echo 3 polling keys by LED
// pwmBlinkLedPio08(); // blink 1 LED using PWM for 2 seconds
pwmBlink6Led(); // blink 6 LEDs using PWM
}

// ***********************************************************************
// Program - FongPwmBlinky
// Description - Testing LPC1114FN28/102 Pwm Blinky
// Author - TL Fong <fongmcu.blogspot.hk> <tlfong01hongkong@google.com>
// Build - 2013.08.18.01
// Date - 2013aug18hkt1144
// Hardware - NXP ARM Cortex M0 LPC1114FN28/102, LPC1114FBD48/302
// Somy, DingSung, FongToy LPC1114 Evaluation Board
// IDE - MDK-Lite/uVision 4.71, CoLinkEx 1.1, Flash Magic v7.51
// ***********************************************************************

#include "stdio.h"
#include "lpc11xx.h"
#include "core_cm0.h"
#include "stdint.h"

// *** fongconfig01.h ***

// ***********************************************************************
// ***********************************************************************
// GPIO, timer, peripheral numbering
// ***********************************************************************
// ***********************************************************************

// *** Port and pin numbers ***

typedef const int portNumber;

portNumber Port0 = 0;
portNumber Port1 = 1;
portNumber Port2 = 2;
portNumber Port3 = 3;
portNumber Port4 = 4;

typedef const int pinNumber;

pinNumber Pin0 = 0;
pinNumber Pin1 = 1;
pinNumber Pin2 = 2;
pinNumber Pin3 = 3;
pinNumber Pin4 = 4;
pinNumber Pin5 = 5;
pinNumber Pin6 = 6;
pinNumber Pin7 = 7;
pinNumber Pin8 = 8;
pinNumber Pin9 = 9;
pinNumber Pin10 = 10;
pinNumber Pin11 = 11;

// *** Device numbers ***

typedef const int deviceNumber;

deviceNumber Device1 = 1;
deviceNumber Device2 = 2;
deviceNumber Device3 = 3;
deviceNumber Device4 = 4;
deviceNumber Device5 = 5;
deviceNumber Device6 = 6;

deviceNumber Led1 = Device1;
deviceNumber Led2 = Device2;
deviceNumber Led3 = Device3;
deviceNumber Led4 = Device4;
deviceNumber Led5 = Device5;

deviceNumber Key1 = Device1;
deviceNumber Key2 = Device2;
deviceNumber Key3 = Device3;
deviceNumber Key4 = Device4;
deviceNumber Key5 = Device5;

deviceNumber Pwm1 = Device1;
deviceNumber Pwm2 = Device2;
deviceNumber Pwm3 = Device3;
deviceNumber Pwm4 = Device4;
deviceNumber Pwm5 = Device5;

// ***********************************************************************
// CMSIS port pin timer
// ***********************************************************************

typedef const int gpioPortPinNumber;
gpioPortPinNumber Pio08 = 8;
gpioPortPinNumber Pio09 = 9;
gpioPortPinNumber Rpio11 = 11;
gpioPortPinNumber Rpio12 = 12;
gpioPortPinNumber Pio19 = 19;
gpioPortPinNumber Pio110 = 110;

typedef const int timerNumber;
timerNumber Ct16b0 = 0;
timerNumber Ct16b1 = 1;
timerNumber Ct32b0 = 2;
timerNumber Ct32b1 = 3;

typedef const int matchRegisterNumber;
matchRegisterNumber MatchRegister0 = 0;
matchRegisterNumber MatchRegister1 = 1;
matchRegisterNumber MatchRegister2 = 2;

// ***********************************************************************
// CMSIS port pin timer
// ***********************************************************************

typedef int portPinArray[2];

const int MaxBoardDeviceNumber = 5;
const int MaxFongBoardLedNumber = 5;
const int MaxFongBoardKeyNumber = 3;
const int MaxFongBoardPwmNumber = 5;

typedef int portPinArrayIndex;
portPinArrayIndex PortIndex = 0;
portPinArrayIndex PinIndex = 1;

// *** Led/Key/Pwm configuration ***

portPinArray FongLedPortPinArray1 = {Port0, Pin5};
portPinArray FongLedPortPinArray2 = {Port0, Pin6};
portPinArray FongLedPortPinArray3 = {Port0, Pin3};
portPinArray FongLedPortPinArray4 = {Port0, Pin4};
portPinArray FongLedPortPinArray5 = {Port0, Pin7};

portPinArray FongKeyPortPinArray1 = {Port1, Pin0};
portPinArray FongKeyPortPinArray2 = {Port1, Pin5};
portPinArray FongKeyPortPinArray3 = {Port1, Pin8};

portPinArray FongPwmPortPinArray1 = {Port0, Pin8};
portPinArray FongPwmPortPinArray2 = {Port0, Pin9};
portPinArray FongPwmPortPinArray3 = {Port1, Pin1};
portPinArray FongPwmPortPinArray4 = {Port1, Pin2};
portPinArray FongPwmPortPinArray5 = {Port1, Pin9};
portPinArray FongPwmPortPinArray6 = {Port1, Pin10};

// *** portPinArrayPointerArray - array of pointers to portPinArray ***

typedef portPinArray *portPinArrayPointerArray[MaxBoardDeviceNumber];

portPinArrayPointerArray FongLedList1[MaxFongBoardLedNumber] =
{
&FongLedPortPinArray1, &FongLedPortPinArray2, &FongLedPortPinArray3, &FongLedPortPinArray4, &FongLedPortPinArray5,
};

portPinArrayPointerArray FongKeyList1[MaxFongBoardKeyNumber] =
{
&FongKeyPortPinArray1, &FongKeyPortPinArray2, &FongKeyPortPinArray3
};

portPinArrayPointerArray FongPwmList1[MaxFongBoardPwmNumber] =
{
&FongPwmPortPinArray1,
&FongPwmPortPinArray2,
&FongPwmPortPinArray3,
&FongPwmPortPinArray4,
&FongPwmPortPinArray5,
&FongPwmPortPinArray6
};

// *** Eval board structure ***

typedef struct
{
portPinArrayPointerArray *LedPortPinArrayPointerArray;
portPinArrayPointerArray *KeyPortPinArrayPointerArray;
portPinArrayPointerArray *PwmPortPinArrayPointerArray;
} mcuBoardStruct;

mcuBoardStruct *CreateFongBoardStruct()
{
mcuBoardStruct *FongBoardStruct;

FongBoardStruct->LedPortPinArrayPointerArray = FongLedList1;
FongBoardStruct->KeyPortPinArrayPointerArray = FongKeyList1;
FongBoardStruct->PwmPortPinArrayPointerArray = FongPwmList1;

return FongBoardStruct;
}

// *** fongdelay01.h ***

// ***********************************************************************
// ***********************************************************************
// Delay functions and count constants
// ***********************************************************************
// ***********************************************************************

static volatile uint32_t TimeTick = 0;

void SysTick_Handler(void)
{
TimeTick++;
}

void delayMilliSecond(uint32_t mS)
{
SysTick->LOAD = (((24000)*mS)-1);
SysTick->VAL = 0;
SysTick->CTRL |= ((1<<1)|(1<<0));

while(!TimeTick)
{
};
TimeTick = 0;
SysTick->CTRL =0;
}

void delayTenthSecond(int count)
{
int i, j, k;
for (i = 0; i < count; i++)
{
for (j = 0; j < 0x4; j++)
{
for (k = 0; k < 0x000BB00; k++)
{
}
}
}
}

// *** Loop constants ***

typedef int repeatCount;
repeatCount OneTime = 1;
repeatCount TwoTimes = 2;
repeatCount ThreeTimes = 3;
repeatCount FourTimes = 4;
repeatCount FiveTimes = 5;
repeatCount SixTimes = 6;
repeatCount EightTimes = 8;
repeatCount TenTimes = 10;
repeatCount TwentyTimes = 20;

// # fonggpio01.h #

// ***********************************************************************
// ***********************************************************************
// GPIO basic functions
// ***********************************************************************
// ***********************************************************************

// * typedefs and #defines *

typedef int directionValue;

directionValue InputDirection = 0;
directionValue OutputDirection = 1;

typedef int logicLevelValue;

logicLevelValue LogicLevelLow = 0;
logicLevelValue LogicLevelHigh = 1;

#define LOW 0
#define HIGH 1

// ***********************************************************************
// Name - GpioStructPointerArray
// Description - Contains the 4 CMSIS port control structures
// ***********************************************************************

typedef LPC_GPIO_TypeDef *gpioStructPointerArray[4];
gpioStructPointerArray GpioStructPointerArray = {LPC_GPIO0, LPC_GPIO1, LPC_GPIO2, LPC_GPIO3};

// ***********************************************************************
// Name - getGpioStructPointer
// Input - port number
// Output - GPIO control/data structure pointer
// ***********************************************************************

LPC_GPIO_TypeDef *getGpioStructPointer(int portNumber)
{
LPC_GPIO_TypeDef *gpioStructPointer;
gpioStructPointer = GpioStructPointerArray[portNumber];
return gpioStructPointer;
}

typedef struct
{
LPC_GPIO_TypeDef *GpioStructPointer;
int PinNumber;
} gpioPortStructPinStruct;

gpioPortStructPinStruct *getGpioPortStructPinStructPointer(portNumber portNumber, pinNumber pinNumber)
{
gpioPortStructPinStruct *gpioPortStructPinStruct;
gpioPortStructPinStruct->GpioStructPointer = getGpioStructPointer(portNumber);
gpioPortStructPinStruct->PinNumber = pinNumber;
return gpioPortStructPinStruct;
}

// ***********************************************************************
// Name - setGpioDirectionRegisterBitInput
// Input - port control structure, pin number
// Output - set pin as input
// ***********************************************************************

void setGpioDirectionRegisterBitInput(LPC_GPIO_TypeDef *gpio_struct_ptr, int bitNumber)
{
gpio_struct_ptr->DIR &= ~(1 << bitNumber);
}

// ***********************************************************************
// Name - setGpioDirectionRegisterBitOutput
// Input - port control structure, pin number
// Output - set pin as output
// ***********************************************************************

void setGpioDirectionRegisterBitOutput(LPC_GPIO_TypeDef *gpio_struct_ptr, int bitNumber)
{
gpio_struct_ptr->DIR |= (1 << bitNumber);
}

// ***********************************************************************
// Name - setGpioDataRegisterBitLow
// Input - port control structure, pin number
// Output - set pin as output
// ***********************************************************************

void setGpioDataRegisterBitLow(LPC_GPIO_TypeDef *gpio_struct_ptr, int bitNumber)
{
gpio_struct_ptr->DATA &= ~(1 << bitNumber);
}

// ***********************************************************************
// Name - setGpioDataRegisterBitHigh
// Input - port control structure, pin number
// Output - set pin as output
// ***********************************************************************

void setGpioDataRegisterBitHigh(LPC_GPIO_TypeDef *gpio_struct_ptr, int bitNumber)
{
gpio_struct_ptr->DATA |= (1 << bitNumber);
}

// ***********************************************************************
// Name - setGpioDirectionRegister
// Input - port control structure, pin number, direction value
// Output - set pin as input or output
// ***********************************************************************

void setPortPinDirection(LPC_GPIO_TypeDef *gpio_struct_ptr, int pinNumber, directionValue directionValue)
{
if (directionValue == InputDirection)
setGpioDirectionRegisterBitInput(gpio_struct_ptr, pinNumber);
else
setGpioDirectionRegisterBitOutput(gpio_struct_ptr, pinNumber);
}

// ***********************************************************************
// Name - setGpioDataRegister
// Input - port control structure, pin number, data value
// Output - none
// ***********************************************************************

void setPortPinData(LPC_GPIO_TypeDef *gpio_struct_ptr, int pinNumber, logicLevelValue logicLevelValue)
{
if (logicLevelValue == LogicLevelLow)
setGpioDataRegisterBitLow(gpio_struct_ptr, pinNumber);
else
setGpioDataRegisterBitHigh(gpio_struct_ptr, pinNumber);
}

// ***********************************************************************
// Function - getGpioDataRegisterBitValue
// Input - GPIO structure pointer, bit position
// Output - port pin data bit
// ***********************************************************************

logicLevelValue getGpioDataRegisterBitValue(LPC_GPIO_TypeDef *gpio_struct_ptr, int bitPosition)
{
logicLevelValue logicLevelValue;

int GpioDataRegisterMask = (1 << bitPosition);

if ((gpio_struct_ptr->DATA &= GpioDataRegisterMask) == GpioDataRegisterMask)
logicLevelValue = HIGH;
else
logicLevelValue = LOW;

return logicLevelValue;
}

// ***********************************************************************
// Name - get port number for portPinArray
// Input - port pin array
// Output - portNumber
// ***********************************************************************

portNumber getPortNumber061(portPinArray portPinArray)
{
int portNumber;
portNumber = portPinArray[PortIndex];
return portNumber;
}

// ***********************************************************************
// Name - get port number from portPinArrayPointerArray
// Input - portPinPointerArray, deviceNumber
// Output - portNumber
// ***********************************************************************

portNumber getPortNumber06(portPinArrayPointerArray portPinArrayPointerArray, deviceNumber deviceNumber)
{
int portNumber;
portNumber = getPortNumber061(*portPinArrayPointerArray[deviceNumber - 1]);
return portNumber;
}

// ***********************************************************************
// Name - get pin number for portPinArray
// Input - port pin array
// Output - pinNumber
// ***********************************************************************

pinNumber getPinNumber061(portPinArray portPinArray)
{
int pinNumber;
pinNumber = portPinArray[PinIndex];
return pinNumber;
}

// ***********************************************************************
// Name - get pin number from portPinArrayPointerArray and index
// Input - portPinPointerArray, index
// Output - pinNumber
// ***********************************************************************

pinNumber getPinNumber06(portPinArrayPointerArray portPinArrayPointerArray, deviceNumber deviceNumber)
{
int pinNumber;
pinNumber = getPinNumber061(*portPinArrayPointerArray[deviceNumber - 1]);
return pinNumber;
}

// *** fonggpio01.h ***

// ***********************************************************************
// ***********************************************************************
// LED functions
// ***********************************************************************
// ***********************************************************************

// ***********************************************************************
// Name - initialize LED port pin
// Input - portPinPointerArray, index
// Output - none
// ***********************************************************************

void initializeLedPortPin06(portPinArrayPointerArray portPinArrayPointerArray, deviceNumber ledNumber)
{
int portNumber;
int pinNumber;
LPC_GPIO_TypeDef *gpioStructPointer;

portNumber = getPortNumber06(portPinArrayPointerArray, ledNumber);
pinNumber = getPinNumber06(portPinArrayPointerArray, ledNumber);

// *** the 3 lines below are not working, don't know why - tlfong01 2013aug17 ***
// gpioPortStructPinStruct *gpioPortStructPinStructPointer;
// gpioPortStructPinStructPointer = getGpioPortStructPinStructPointer(portNumber, pinNumber);
// gpioStructPointer = gpioPortStructPinStructPointer -> GpioStructPointer;

gpioStructPointer = getGpioStructPointer(portNumber);

setPortPinDirection(gpioStructPointer, pinNumber, OutputDirection);
}

// ***********************************************************************
// Function - initialize all LED port pins
// Input - ledPortPinPointerArray
// Output - none
// ***********************************************************************

void initializeAllLedPortPin06(portPinArrayPointerArray ledPortPinArrayPointerArray, int maxLedNumber)
{
int ledNumber;

for (ledNumber = 1; ledNumber < (maxLedNumber + 1); ledNumber++) // Caution!!! ledNumber starts 1, not 0 !!!
{
initializeLedPortPin06(ledPortPinArrayPointerArray, ledNumber);
}
}

// ***********************************************************************
// Blinky functions
// ***********************************************************************

void blinkLed06(portPinArrayPointerArray portPinArrayPointerArray, deviceNumber ledNumber, int onTime, int offTime, int blinkCount)
{
int count;
int portNumber;
int pinNumber;
LPC_GPIO_TypeDef *gpio_struct_ptr;

portNumber = getPortNumber06(portPinArrayPointerArray, ledNumber);
gpio_struct_ptr = getGpioStructPointer(portNumber);

pinNumber = getPinNumber06(portPinArrayPointerArray, ledNumber);

delayMilliSecond(100);

for (count = 0; count < blinkCount; count++)
{
setPortPinData(gpio_struct_ptr, pinNumber, LogicLevelLow);
delayMilliSecond(onTime);
setPortPinData(gpio_struct_ptr, pinNumber, LogicLevelHigh);
delayMilliSecond(offTime);
}
}

void testBlinkLed06(portPinArrayPointerArray portPinArrayPointerArray, int maxLedNumber, int onTime, int offTime, int blinkCount)
{
int i;
initializeAllLedPortPin06(portPinArrayPointerArray, maxLedNumber);

for (i = 1; i < maxLedNumber + 1; i++)
{
blinkLed06(portPinArrayPointerArray, i, onTime, offTime, blinkCount);
}
}

void blinkFongLedList1()
{
testBlinkLed06(*FongLedList1, 5, 100, 200, 2);
}

void blink5Leds()
{
blinkFongLedList1();
}

// ***********************************************************************
// Blink Leds using FongBoardStruct - not working !!!
// ***********************************************************************

void testBlinkLed063() // using mcuBoardStruct, not working !!!
{
portPinArrayPointerArray *fongLedPortPinArrayPointerArray;

mcuBoardStruct *FongBoardStruct;
FongBoardStruct->LedPortPinArrayPointerArray = FongLedList1;
FongBoardStruct->KeyPortPinArrayPointerArray = FongKeyList1;
FongBoardStruct->PwmPortPinArrayPointerArray = FongPwmList1;

fongLedPortPinArrayPointerArray = FongBoardStruct->LedPortPinArrayPointerArray;

testBlinkLed06(*fongLedPortPinArrayPointerArray, 4, 100, 200, 3);
}

// *** fongkey01.h ***

// ***********************************************************************
// ***********************************************************************
// Key functions
// ***********************************************************************
// ***********************************************************************

typedef logicLevelValue keyStatus;
keyStatus KeyPressed = LOW;
keyStatus KeyReleased = HIGH;

// ***********************************************************************
// Name - initialize key port pin
// Input - portPinPointerArray, index
// Output - none
// ***********************************************************************

void initializeKeyPortPin06(portPinArrayPointerArray portPinArrayPointerArray, deviceNumber keyNumber)
{
int portNumber;
int pinNumber;
LPC_GPIO_TypeDef *gpio_struct_ptr;

portNumber = getPortNumber06(portPinArrayPointerArray, keyNumber);
gpio_struct_ptr = getGpioStructPointer(portNumber);

pinNumber = getPinNumber06(portPinArrayPointerArray, keyNumber);

setPortPinDirection(gpio_struct_ptr, pinNumber, OutputDirection);
}

// ***********************************************************************
// Function - initialize all key port pins
// Input - keyPortPinPointerArray
// Output - none
// ***********************************************************************

void initializeAllKeyPortPin06(portPinArrayPointerArray keyPortPinArrayPointerArray, int maxLedNumber)
{
int keyNumber;

for (keyNumber = 1; keyNumber < (maxLedNumber + 1); keyNumber++) // Caution!!! keyNumber starts 1, not 0 !!!
{
initializeLedPortPin06(keyPortPinArrayPointerArray, keyNumber);
}
}

// ***********************************************************************
// Function - getKeyStatus
// Input - keyPortPinArrayPointerArray, keyNumber
// Output - port pin data bit
// ***********************************************************************

keyStatus getKeyStatus(portPinArrayPointerArray keyPortPinArrayPointerArray, deviceNumber keyNumber)
{
keyStatus keyStatus;
int portNumber;
int pinNumber;
LPC_GPIO_TypeDef *gpio_struct_ptr;

portNumber = getPortNumber06(keyPortPinArrayPointerArray, keyNumber);
gpio_struct_ptr = getGpioStructPointer(portNumber);
pinNumber = getPinNumber06(keyPortPinArrayPointerArray, keyNumber);

keyStatus = getGpioDataRegisterBitValue(gpio_struct_ptr, pinNumber);

return keyStatus;
}

// ***********************************************************************
// Function - echo key by LED
// Input - keyPinPortArrayPointerArray, keyNumber, ledPinPortArrayPointerArray, ledNumber
// Output - none
// ***********************************************************************

void echoKey(portPinArrayPointerArray keyPortPinArrayPointerArray, deviceNumber keyNumber, portPinArrayPointerArray ledPortPinArrayPointerArray, deviceNumber ledNumber, int echoCount)
{
int count;
keyStatus keyStatus;

for (count = 0; count < echoCount; count++)
{
delayMilliSecond(1000);

keyStatus = HIGH;
while (keyStatus == HIGH)
{
keyStatus = getKeyStatus(keyPortPinArrayPointerArray, keyNumber);

if (keyStatus == LOW)
{
blinkLed06(ledPortPinArrayPointerArray, ledNumber, 100, 200, TwoTimes);
delayMilliSecond(2000);
keyStatus = HIGH;
break;
}
}
}
}

void testEchoKey06(deviceNumber keyNumber, deviceNumber ledNumber, repeatCount repeatCount)
{
echoKey(*FongKeyList1, keyNumber, *FongLedList1, ledNumber, repeatCount);
}

void echo3Keys()
{
testEchoKey06(Key1, Led1, TwoTimes);
testEchoKey06(Key2, Led2, TwoTimes);
testEchoKey06(Key3, Led3, TwoTimes);
}

// *** fongtimer01.h ***

// ***********************************************************************
// ***********************************************************************
// Timer functions
// ***********************************************************************
// ***********************************************************************

// ***********************************************************************
// ***********************************************************************
// PWM Functions
// ***********************************************************************
// ***********************************************************************

// ***********************************************************************
// Function - Timer #defines
// Input - none
// Output - none
// ***********************************************************************

#define SYSAHBCLKCTRL_GPIO ((unsigned int) 0x00000040) // Enables clock for GPIO
#define SYSAHBCLKCTRL_IOCON ((unsigned int) 0x00010000) // Enables clock for IO configuration block
#define SYSAHBCLKCTRL_CT16B0 ((unsigned int) 0x00000080) // Enables clock for 16-bit counter/timer 0
#define SYSAHBCLKCTRL_CT16B1 ((unsigned int) 0x00000100) // Enables clock for 16-bit counter/timer 1
#define SYSAHBCLKCTRL_CT32B0 ((unsigned int) 0x00000200) // Enables clock for 32-bit counter/timer 0
#define SYSAHBCLKCTRL_CT32B1 ((unsigned int) 0x00000400) // Enables clock for 32-bit counter/timer 1

#define TMR_TMR16B0TCR_COUNTERENABLE_ENABLED ((unsigned int) 0x00000001)
#define TMR_TMR16B1TCR_COUNTERENABLE_ENABLED ((unsigned int) 0x00000001)
#define TMR_TMR32B0TCR_COUNTERENABLE_ENABLED ((unsigned int) 0x00000001)
#define TMR_TMR32B1TCR_COUNTERENABLE_ENABLED ((unsigned int) 0x00000001)

#define TMR_TMR16B0MCR_MR3_RESET_ENABLED ((unsigned int) 0x00000400)
#define TMR_TMR16B1MCR_MR3_RESET_ENABLED ((unsigned int) 0x00000400)
#define TMR_TMR32B0MCR_MR3_RESET_ENABLED ((unsigned int) 0x00000400)
#define TMR_TMR32B1MCR_MR3_RESET_ENABLED ((unsigned int) 0x00000400)

#define IOCON_PIO0_1_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_PIO0_1_FUNC_GPIO ((unsigned int) 0x00000000)
#define IOCON_PIO0_1_FUNC_CLKOUT ((unsigned int) 0x00000001)
#define IOCON_PIO0_1_FUNC_CT32B0_MAT2 ((unsigned int) 0x00000002)

#define IOCON_PIO0_2_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_PIO0_2_FUNC_GPIO ((unsigned int) 0x00000000)
#define IOCON_PIO0_2_FUNC_SSEL ((unsigned int) 0x00000001)
#define IOCON_PIO0_2_FUNC_CT16B0_CAP0 ((unsigned int) 0x00000002)

#define IOCON_PIO0_8_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_PIO0_8_FUNC_GPIO ((unsigned int) 0x00000000)
#define IOCON_PIO0_8_FUNC_MISO0 ((unsigned int) 0x00000001)
#define IOCON_PIO0_8_FUNC_CT16B0_MAT0 ((unsigned int) 0x00000002)

#define IOCON_PIO0_9_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_PIO0_9_FUNC_GPIO ((unsigned int) 0x00000000)
#define IOCON_PIO0_9_FUNC_MOSI0 ((unsigned int) 0x00000001)
#define IOCON_PIO0_9_FUNC_CT16B0_MAT1 ((unsigned int) 0x00000002)

#define IOCON_PIO1_8_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_PIO1_8_FUNC_GPIO ((unsigned int) 0x00000000)
#define IOCON_PIO1_8_FUNC_CT16B1_CAP0 ((unsigned int) 0x00000001)

#define IOCON_PIO1_9_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_PIO1_9_FUNC_GPIO ((unsigned int) 0x00000000)
#define IOCON_PIO1_9_FUNC_CT16B1_MAT0 ((unsigned int) 0x00000001)

#define IOCON_PIO1_10_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_PIO1_10_FUNC_GPIO ((unsigned int) 0x00000000)
#define IOCON_PIO1_10_FUNC_AD6 ((unsigned int) 0x00000001)
#define IOCON_PIO1_10_FUNC_CT16B1_MAT1 ((unsigned int) 0x00000002)

#define IOCON_JTAG_TDO_PIO1_1_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_JTAG_TDO_PIO1_1_FUNC_TDO ((unsigned int) 0x00000000)
#define IOCON_JTAG_TDO_PIO1_1_FUNC_GPIO ((unsigned int) 0x00000001)
#define IOCON_JTAG_TDO_PIO1_1_FUNC_AD2 ((unsigned int) 0x00000002)
#define IOCON_JTAG_TDO_PIO1_1_FUNC_CT32B1_MAT0 ((unsigned int) 0x00000003)

#define IOCON_JTAG_nTRST_PIO1_2_FUNC_MASK ((unsigned int) 0x00000007)
#define IOCON_JTAG_nTRST_PIO1_2_FUNC_TRST ((unsigned int) 0x00000000)
#define IOCON_JTAG_nTRST_PIO1_2_FUNC_GPIO ((unsigned int) 0x00000001)
#define IOCON_JTAG_nTRST_PIO1_2_FUNC_AD3 ((unsigned int) 0x00000002)
#define IOCON_JTAG_nTRST_PIO1_2_FUNC_CT32B1_MAT1 ((unsigned int) 0x00000003)

#define TMR_TMR16B0EMR_EM0_MASK ((unsigned int) 0x00000001) // External match 0
#define TMR_TMR16B0EMR_EM0 ((unsigned int) 0x00000001)
#define TMR_TMR16B0EMR_EMC0_MASK ((unsigned int) 0x00000030)
#define TMR_TMR16B0EMR_EMC0_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B0EMR_EMC0_LOW ((unsigned int) 0x00000010)
#define TMR_TMR16B0EMR_EMC0_HIGH ((unsigned int) 0x00000020)
#define TMR_TMR16B0EMR_EMC0_TOGGLE ((unsigned int) 0x00000030)
#define TMR_TMR16B0EMR_EM1_MASK ((unsigned int) 0x00000002) // External match 1
#define TMR_TMR16B0EMR_EM1 ((unsigned int) 0x00000002)
#define TMR_TMR16B0EMR_EMC1_MASK ((unsigned int) 0x000000C0)
#define TMR_TMR16B0EMR_EMC1_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B0EMR_EMC1_LOW ((unsigned int) 0x00000040)
#define TMR_TMR16B0EMR_EMC1_HIGH ((unsigned int) 0x00000080)
#define TMR_TMR16B0EMR_EMC1_TOGGLE ((unsigned int) 0x000000C0)
#define TMR_TMR16B0EMR_EM2_MASK ((unsigned int) 0x00000004) // External match 2
#define TMR_TMR16B0EMR_EM2 ((unsigned int) 0x00000004)
#define TMR_TMR16B0EMR_EMC2_MASK ((unsigned int) 0x00000300)
#define TMR_TMR16B0EMR_EMC2_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B0EMR_EMC2_LOW ((unsigned int) 0x00000100)
#define TMR_TMR16B0EMR_EMC2_HIGH ((unsigned int) 0x00000200)
#define TMR_TMR16B0EMR_EMC2_TOGGLE ((unsigned int) 0x00000300)
#define TMR_TMR16B0EMR_EM3_MASK ((unsigned int) 0x00000008) // External match 3
#define TMR_TMR16B0EMR_EM3 ((unsigned int) 0x00000008)
#define TMR_TMR16B0EMR_EMC3_MASK ((unsigned int) 0x00000C00)
#define TMR_TMR16B0EMR_EMC3_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B0EMR_EMC3_LOW ((unsigned int) 0x00000400)
#define TMR_TMR16B0EMR_EMC3_HIGH ((unsigned int) 0x00000800)
#define TMR_TMR16B0EMR_EMC3_TOGGLE ((unsigned int) 0x00000C00)

#define TMR_TMR16B1EMR_EM0_MASK ((unsigned int) 0x00000001) // External match 0
#define TMR_TMR16B1EMR_EM0 ((unsigned int) 0x00000001)
#define TMR_TMR16B1EMR_EMC0_MASK ((unsigned int) 0x00000030)
#define TMR_TMR16B1EMR_EMC0_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B1EMR_EMC0_LOW ((unsigned int) 0x00000010)
#define TMR_TMR16B1EMR_EMC0_HIGH ((unsigned int) 0x00000020)
#define TMR_TMR16B1EMR_EMC0_TOGGLE ((unsigned int) 0x00000030)
#define TMR_TMR16B1EMR_EM1_MASK ((unsigned int) 0x00000002) // External match 1
#define TMR_TMR16B1EMR_EM1 ((unsigned int) 0x00000002)
#define TMR_TMR16B1EMR_EMC1_MASK ((unsigned int) 0x000000C0)
#define TMR_TMR16B1EMR_EMC1_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B1EMR_EMC1_LOW ((unsigned int) 0x00000040)
#define TMR_TMR16B1EMR_EMC1_HIGH ((unsigned int) 0x00000080)
#define TMR_TMR16B1EMR_EMC1_TOGGLE ((unsigned int) 0x000000C0)
#define TMR_TMR16B1EMR_EM2_MASK ((unsigned int) 0x00000004) // External match 2
#define TMR_TMR16B1EMR_EM2 ((unsigned int) 0x00000004)
#define TMR_TMR16B1EMR_EMC2_MASK ((unsigned int) 0x00000300)
#define TMR_TMR16B1EMR_EMC2_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B1EMR_EMC2_LOW ((unsigned int) 0x00000100)
#define TMR_TMR16B1EMR_EMC2_HIGH ((unsigned int) 0x00000200)
#define TMR_TMR16B1EMR_EMC2_TOGGLE ((unsigned int) 0x00000300)
#define TMR_TMR16B1EMR_EM3_MASK ((unsigned int) 0x00000008) // External match 3
#define TMR_TMR16B1EMR_EM3 ((unsigned int) 0x00000008)
#define TMR_TMR16B1EMR_EMC3_MASK ((unsigned int) 0x00000C00)
#define TMR_TMR16B1EMR_EMC3_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR16B1EMR_EMC3_LOW ((unsigned int) 0x00000400)
#define TMR_TMR16B1EMR_EMC3_HIGH ((unsigned int) 0x00000800)
#define TMR_TMR16B1EMR_EMC3_TOGGLE ((unsigned int) 0x00000C00)

/* PWM control register */

#define TMR_TMR16B0PWMC_PWM0_MASK ((unsigned int) 0x00000001)
#define TMR_TMR16B0PWMC_PWM0_ENABLED ((unsigned int) 0x00000001) // PWM mode is enabled for CT16Bn_MAT0
#define TMR_TMR16B0PWMC_PWM0_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR16B0PWMC_PWM1_MASK ((unsigned int) 0x00000002)
#define TMR_TMR16B0PWMC_PWM1_ENABLED ((unsigned int) 0x00000002) // PWM mode is enabled for CT16Bn_MAT1
#define TMR_TMR16B0PWMC_PWM1_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR16B0PWMC_PWM2_MASK ((unsigned int) 0x00000004)
#define TMR_TMR16B0PWMC_PWM2_ENABLED ((unsigned int) 0x00000004) // PWM mode is enabled for CT16Bn_MAT2
#define TMR_TMR16B0PWMC_PWM2_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR16B0PWMC_PWM3_MASK ((unsigned int) 0x00000008)
#define TMR_TMR16B0PWMC_PWM3_ENABLED ((unsigned int) 0x00000008)
#define TMR_TMR16B0PWMC_PWM3_DISABLED ((unsigned int) 0x00000000)

/* PWM control register */

#define TMR_TMR16B1PWMC_PWM0_MASK ((unsigned int) 0x00000001)
#define TMR_TMR16B1PWMC_PWM0_ENABLED ((unsigned int) 0x00000001) // PWM mode is enabled for CT16Bn_MAT0
#define TMR_TMR16B1PWMC_PWM0_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR16B1PWMC_PWM1_MASK ((unsigned int) 0x00000002)
#define TMR_TMR16B1PWMC_PWM1_ENABLED ((unsigned int) 0x00000002) // PWM mode is enabled for CT16Bn_MAT1
#define TMR_TMR16B1PWMC_PWM1_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR16B1PWMC_PWM2_MASK ((unsigned int) 0x00000004)
#define TMR_TMR16B1PWMC_PWM2_ENABLED ((unsigned int) 0x00000004) // PWM mode is enabled for CT16Bn_MAT2
#define TMR_TMR16B1PWMC_PWM2_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR16B1PWMC_PWM3_MASK ((unsigned int) 0x00000008)
#define TMR_TMR16B1PWMC_PWM3_ENABLED ((unsigned int) 0x00000008)
#define TMR_TMR16B1PWMC_PWM3_DISABLED ((unsigned int) 0x00000000)

/* External match register */
#define TMR_TMR32B1EMR_EM0_MASK ((unsigned int) 0x00000001) // External match 0
#define TMR_TMR32B1EMR_EM0 ((unsigned int) 0x00000001)
#define TMR_TMR32B1EMR_EMC0_MASK ((unsigned int) 0x00000030)
#define TMR_TMR32B1EMR_EMC0_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR32B1EMR_EMC0_LOW ((unsigned int) 0x00000010)
#define TMR_TMR32B1EMR_EMC0_HIGH ((unsigned int) 0x00000020)
#define TMR_TMR32B1EMR_EMC0_TOGGLE ((unsigned int) 0x00000030)
#define TMR_TMR32B1EMR_EM1_MASK ((unsigned int) 0x00000002) // External match 1
#define TMR_TMR32B1EMR_EM1 ((unsigned int) 0x00000002)
#define TMR_TMR32B1EMR_EMC1_MASK ((unsigned int) 0x000000C0)
#define TMR_TMR32B1EMR_EMC1_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR32B1EMR_EMC1_LOW ((unsigned int) 0x00000040)
#define TMR_TMR32B1EMR_EMC1_HIGH ((unsigned int) 0x00000080)
#define TMR_TMR32B1EMR_EMC1_TOGGLE ((unsigned int) 0x000000C0)
#define TMR_TMR32B1EMR_EM2_MASK ((unsigned int) 0x00000004) // External match 2
#define TMR_TMR32B1EMR_EM2 ((unsigned int) 0x00000004)
#define TMR_TMR32B1EMR_EMC2_MASK ((unsigned int) 0x00000300)
#define TMR_TMR32B1EMR_EMC2_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR32B1EMR_EMC2_LOW ((unsigned int) 0x00000100)
#define TMR_TMR32B1EMR_EMC2_HIGH ((unsigned int) 0x00000200)
#define TMR_TMR32B1EMR_EMC2_TOGGLE ((unsigned int) 0x00000300)
#define TMR_TMR32B1EMR_EM3_MASK ((unsigned int) 0x00000008) // External match 3
#define TMR_TMR32B1EMR_EM3 ((unsigned int) 0x00000008)
#define TMR_TMR32B1EMR_EMC3_MASK ((unsigned int) 0x00000C00)
#define TMR_TMR32B1EMR_EMC3_DONOTHING ((unsigned int) 0x00000000)
#define TMR_TMR32B1EMR_EMC3_LOW ((unsigned int) 0x00000400)
#define TMR_TMR32B1EMR_EMC3_HIGH ((unsigned int) 0x00000800)
#define TMR_TMR32B1EMR_EMC3_TOGGLE ((unsigned int) 0x00000C00)

/* PWM control register */
#define TMR_TMR32B1PWMC_PWM0_MASK ((unsigned int) 0x00000001)
#define TMR_TMR32B1PWMC_PWM0_ENABLED ((unsigned int) 0x00000001) // PWM mode is enabled for CT32Bn_MAT0
#define TMR_TMR32B1PWMC_PWM0_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR32B1PWMC_PWM1_MASK ((unsigned int) 0x00000002)
#define TMR_TMR32B1PWMC_PWM1_ENABLED ((unsigned int) 0x00000002) // PWM mode is enabled for CT32Bn_MAT1
#define TMR_TMR32B1PWMC_PWM1_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR32B1PWMC_PWM2_MASK ((unsigned int) 0x00000004)
#define TMR_TMR32B1PWMC_PWM2_ENABLED ((unsigned int) 0x00000004) // PWM mode is enabled for CT32Bn_MAT2
#define TMR_TMR32B1PWMC_PWM2_DISABLED ((unsigned int) 0x00000000)
#define TMR_TMR32B1PWMC_PWM3_MASK ((unsigned int) 0x00000008)
#define TMR_TMR32B1PWMC_PWM3_ENABLED ((unsigned int) 0x00000008)
#define TMR_TMR32B1PWMC_PWM3_DISABLED ((unsigned int) 0x00000000)

// ***********************************************************************
// SysCon, IoCon, and Timer pointers
// ***********************************************************************

typedef LPC_SYSCON_TypeDef *lpcSysCon;
lpcSysCon LpcSysCon = LPC_SYSCON;

typedef LPC_IOCON_TypeDef *lpcIoCon;
lpcIoCon LpcIoCon = LPC_IOCON;

typedef LPC_TMR_TypeDef *timerStructPointerArray[4];
timerStructPointerArray TimerStructPointerArray = {LPC_TMR16B0, LPC_TMR16B1, LPC_TMR32B0, LPC_TMR32B1};

// *** Timer config and enable functions ***

// portPinArray FongPwmPortPinArray1 = {Port0, Pin1};
// portPinArray FongPwmPortPinArray2 = {Port1, Pin1};
// portPinArray FongPwmPortPinArray3 = {Port1, Pin2};
// portPinArray FongPwmPortPinArray4 = {Port1, Pin4};
// portPinArray FongPwmPortPinArray5 = {Port1, Pin9};

// ***********************************************************************
// ***********************************************************************
// Program - PWM Blinky
// Description - Blink Somy Board LED PIO0_8 using PWM
// Build - 2013.08.10.06
// Date - 2013aug10hkt1645
// Author - TL Fong
// Reference - MIT 6.01SC Intro EE&CS1, <http://ocw.mit.edu/6-01SCS11>
// License - Creative Commons BY-NC-SA <http://ocw.mit.edu/terms/>
// Hardware - NXP ARM Cortex M0 LPC1114FBD48/302 (Somy Eval Board)
// IDE - MDK-Lite/uVision 4.71, CoLinkEx 1.1, Flash Magic v7.51
// References -
// 1. UM10398 LPC111x/LPC11Cxx User manual R12 2012sep24 Chapter 18
// 2. LPC11xx.h CMSIS Cortex-M0 Core Peripheral Access Layer Header File
// for NXP LPC11xx/LPC11Cxx V1.10 2010nov24
// Notes -
// 1. PWM pin configuration
// PIO0_8/MISO0/CT16B0_MAT0 = Somy LPC1114 Eval Board P4 Pin 3
// ***********************************************************************
// ***********************************************************************

// ***********************************************************************
// PWM Blink PIO0_8 without using functions
// ***********************************************************************

void testPwmBlinkLedPio08() // PIO0_8 as CT16B0
{
// Enable System AHB clock for CT16B0 timer (Table 21 bit 7 CT16B0)
LPC_SYSCON->SYSAHBCLKCTRL |= (1 << 7); // CT16B0 = 1 enables CT16B0

// Enable System AHB clock for IOCON block (Table 21 bit 16 IOCON)
LPC_SYSCON->SYSAHBCLKCTRL |= (1 << 16); // IOCON = 1 enable clk for IOCON

// Set function of PIO0_8 pin (UM10398 Table 79 bits 2:0 FUNC)
LPC_IOCON->PIO0_8 &= ~0x7; // FUNC = 0x2 selects function of
LPC_IOCON->PIO0_8 |= 0x2; // CT16B0_MAT0

// Disable timer (Table 279 TMR16B0CTCR bit0 CEn)
LPC_TMR16B0->TCR &= ~0x1; // CEn = 0 disables timer ?????


// Set PWM mode for CT16B0_MAT0,3 (Table 293 bit 0 PWMEN0, bit3 PWMEN3)
LPC_TMR16B0->PWMC |= 0x9; // PWMENO & PWMEN3 = 1 enable MR0, MR3

// Set External Match Register (Tables 290, 291) // not sure about this
LPC_TMR16B0->EMR = (0x30 | 0x1); // bits 4, 5 = 11 toggle, bit 0 = 1

// Resets timer counter on MR3 match (Table 286 bit 10 MR3R)
LPC_TMR16B0->MCR |= 0x400; // MR3R = 1 resets counter on MR3 match

// Set prescale 12000 count of AHB clock = 240 uS (Table 279 TMR16B0PR)
LPC_TMR16B0->PR = 3000; // (1/(50,000,000/2) x 12000 = 240 uS

// Set cycle length (Table 279 TMR16B0MR3, Figure 68)
LPC_TMR16B0->MR3 = 4000; // 240uS x 4000 = 0.96 == 1 second

// Set duty cycle (Table 279 TMR16B0MR0, Figure 68)
LPC_TMR16B0->MR0 = 2000; // 240uS x 2000 == 0.5 second (50% duty cycle)

// Start timer (Table 279 TMR16B0CTCR bit0 CEn)
LPC_TMR16B0->TCR |= 0x1; // CEn = 1 enables timer

}

void pwmBlinkLedPio08()
{
testPwmBlinkLedPio08();

delayTenthSecond(40);

LPC_TMR16B0->TCR &= ~0x1; // CEn = 0 disables timer

delayTenthSecond(80);
}

// ***********************************************************************
// Function - Clock setting and control
// Input - none
// Output - none
// ***********************************************************************

void enableAllClocks()
{
LPC_SYSCON->SYSAHBCLKCTRL |= (SYSAHBCLKCTRL_GPIO);
LPC_SYSCON->SYSAHBCLKCTRL |= (SYSAHBCLKCTRL_IOCON);
LPC_SYSCON->SYSAHBCLKCTRL |= (SYSAHBCLKCTRL_CT16B0);
LPC_SYSCON->SYSAHBCLKCTRL |= (SYSAHBCLKCTRL_CT16B1);
LPC_SYSCON->SYSAHBCLKCTRL |= (SYSAHBCLKCTRL_CT32B0);
LPC_SYSCON->SYSAHBCLKCTRL |= (SYSAHBCLKCTRL_CT32B1);
}

void startTimer(timerNumber timerNumber)
{
switch (timerNumber)
{
case Ct16b0:
LPC_TMR16B0->TCR |= TMR_TMR16B0TCR_COUNTERENABLE_ENABLED;
break;
case Ct16b1:
LPC_TMR16B1->TCR |= TMR_TMR16B1TCR_COUNTERENABLE_ENABLED;
break;
case Ct32b0:
LPC_TMR32B0->TCR |= TMR_TMR32B0TCR_COUNTERENABLE_ENABLED;
break;
case Ct32b1:
LPC_TMR32B1->TCR |= TMR_TMR32B1TCR_COUNTERENABLE_ENABLED;
break;
}
}

void startAllTimers()
{
startTimer(Ct16b0);
startTimer(Ct16b1);
startTimer(Ct32b0);
startTimer(Ct32b1);
}

void stopTimer(timerNumber timerNumber)
{
switch (timerNumber)
{
case Ct16b0:
LPC_TMR16B0->TCR &= ~TMR_TMR16B0TCR_COUNTERENABLE_ENABLED;
break;
case Ct16b1:
LPC_TMR16B1->TCR &= ~TMR_TMR16B1TCR_COUNTERENABLE_ENABLED;
break;
case Ct32b0:
LPC_TMR32B0->TCR &= ~TMR_TMR32B0TCR_COUNTERENABLE_ENABLED;
break;
case Ct32b1:
LPC_TMR32B1->TCR &= ~TMR_TMR32B1TCR_COUNTERENABLE_ENABLED;
break;
}
}

void stopAllTimers()
{
stopTimer(Ct16b0);
stopTimer(Ct16b1);
stopTimer(Ct32b0);
stopTimer(Ct32b1);
}

// ***********************************************************************
// Function - Timer setting and control
// Input - none
// Output - none
// ***********************************************************************

void setGpioPinTimer(gpioPortPinNumber gpioPortPinNumber)
{
switch (gpioPortPinNumber)
{
case Pio08: // PIO0_8 = CT16B0MAT0
LPC_IOCON->PIO0_8 &= ~IOCON_PIO0_8_FUNC_MASK;
LPC_IOCON->PIO0_8 |= IOCON_PIO0_8_FUNC_CT16B0_MAT0;
break;
case Pio09: // PIO0_9 = CT16B0MAT1
LPC_IOCON->PIO0_9 &= ~IOCON_PIO0_9_FUNC_MASK;
LPC_IOCON->PIO0_9 |= IOCON_PIO0_9_FUNC_CT16B0_MAT1;
break;
case Pio19: // PIO1_9 = CT16B1MAT0
LPC_IOCON->PIO1_9 &= ~IOCON_PIO1_9_FUNC_MASK;
LPC_IOCON->PIO1_9 |= IOCON_PIO1_9_FUNC_CT16B1_MAT0;
break;
case Pio110: // PIO1_10 = CT16B1MAT1
LPC_IOCON->PIO1_10 &= ~IOCON_PIO1_10_FUNC_MASK;
LPC_IOCON->PIO1_10 |= IOCON_PIO1_10_FUNC_CT16B1_MAT1;
break;
case Rpio11: // PIO1_1 = CT32B1MAT0
LPC_IOCON->R_PIO1_1 &= ~IOCON_JTAG_TDO_PIO1_1_FUNC_MASK;
LPC_IOCON->R_PIO1_1 |= IOCON_JTAG_TDO_PIO1_1_FUNC_CT32B1_MAT0;
break;
case Rpio12: // PIO1_1 = CT32B1MAT0
LPC_IOCON->R_PIO1_2 &= ~IOCON_JTAG_nTRST_PIO1_2_FUNC_MASK;
LPC_IOCON->R_PIO1_2 |= IOCON_JTAG_nTRST_PIO1_2_FUNC_CT32B1_MAT1;
break;
}
}

// ***********************************************************************
// Function - PWM registers setting
// Input - none
// Output - none
// ***********************************************************************

void setPwmRegisters01(gpioPortPinNumber gpioPortPinNumber)
{
switch (gpioPortPinNumber)
{
case Pio08: // PIO0_8 = CT16B0MAT0
LPC_TMR16B0->MCR = (TMR_TMR16B0MCR_MR3_RESET_ENABLED);
LPC_TMR16B0->EMR = TMR_TMR16B0EMR_EMC0_TOGGLE | TMR_TMR16B0EMR_EM0;
LPC_TMR16B0->PWMC |= TMR_TMR16B0PWMC_PWM0_ENABLED | TMR_TMR16B0PWMC_PWM3_ENABLED;
break;
case Pio09: // PIO0_9 = CT16B0MAT1
LPC_TMR16B0->MCR = (TMR_TMR16B0MCR_MR3_RESET_ENABLED);
LPC_TMR16B0->EMR |= TMR_TMR16B0EMR_EMC1_TOGGLE | TMR_TMR16B0EMR_EM1;
LPC_TMR16B0->PWMC |= TMR_TMR16B0PWMC_PWM1_ENABLED | TMR_TMR16B0PWMC_PWM3_ENABLED;
break;
case Pio19: // PIO1_9 = CT16B1MAT0
LPC_TMR16B1->MCR = (TMR_TMR16B1MCR_MR3_RESET_ENABLED);
LPC_TMR16B1->EMR |= TMR_TMR16B1EMR_EMC0_TOGGLE | TMR_TMR16B1EMR_EM0;
LPC_TMR16B1->PWMC |= TMR_TMR16B1PWMC_PWM0_ENABLED | TMR_TMR16B1PWMC_PWM3_ENABLED;
break;
case Pio110: // PIO1_10 = CT16B1MAT1
LPC_TMR16B1->MCR = (TMR_TMR16B1MCR_MR3_RESET_ENABLED);
LPC_TMR16B1->EMR |= TMR_TMR16B1EMR_EMC1_TOGGLE | TMR_TMR16B1EMR_EM1;
LPC_TMR16B1->PWMC |= TMR_TMR16B1PWMC_PWM1_ENABLED | TMR_TMR16B1PWMC_PWM3_ENABLED;
break;
case Rpio11: // PIO1_1 = CT32B1MAT0
LPC_TMR32B1->MCR = (TMR_TMR32B1MCR_MR3_RESET_ENABLED);
LPC_TMR32B1->EMR |= TMR_TMR32B1EMR_EMC0_TOGGLE | TMR_TMR32B1EMR_EM0;
LPC_TMR32B1->PWMC |= TMR_TMR32B1PWMC_PWM0_ENABLED | TMR_TMR32B1PWMC_PWM3_ENABLED;
break;
case Rpio12: // PIO1_2 = CT32B1MAT1
LPC_TMR32B1->MCR = (TMR_TMR32B1MCR_MR3_RESET_ENABLED);
LPC_TMR32B1->EMR |= TMR_TMR32B1EMR_EMC1_TOGGLE | TMR_TMR32B1EMR_EM1;
LPC_TMR32B1->PWMC |= TMR_TMR32B1PWMC_PWM1_ENABLED | TMR_TMR32B1PWMC_PWM3_ENABLED;
break;
}
}

// ***********************************************************************
// Function - PWM functions
// Input - none
// Output - none
// ***********************************************************************

void setPwmPrescalePeriod01(timerNumber timerNumber, int prescale, int period)
{
switch (timerNumber)
{
case Ct16b0:
LPC_TMR16B0->PR = prescale; // 12000 = 240 uS
LPC_TMR16B0->MR3 = period; // 240uS x 4000 = 0.96 == 1 second
break;
case Ct16b1:
LPC_TMR16B1->PR = prescale; // 12000 = 240 uS
LPC_TMR16B1->MR3 = period; // 240uS x 4000 = 0.96 == 1 second
break;
case Ct32b1:
LPC_TMR32B1->PR = prescale; // 12000 = 240 uS
LPC_TMR32B1->MR3 = period; // 240uS x 4000 = 0.96 == 1 second
break;
}
}

void setPwmDutyCycle02(timerNumber timerNumber, matchRegisterNumber matchRegisterNumber, int dutyCycle)
{
switch (timerNumber)
{
case Ct16b0:
switch (matchRegisterNumber)
{
case MatchRegister0:
LPC_TMR16B0->MR0 = dutyCycle; // 240uS x 2000 == 0.5 second (50% duty cycle)
break;
case MatchRegister1:
LPC_TMR16B0->MR1 = dutyCycle; // 240uS x 2000 == 0.5 second (50% duty cycle)
break;
}
break;
case Ct16b1:
switch (matchRegisterNumber)
{
case MatchRegister0:
LPC_TMR16B1->MR0 = dutyCycle; // 240uS x 2000 == 0.5 second (50% duty cycle)
break;
case MatchRegister1:
LPC_TMR16B1->MR1 = dutyCycle; // 240uS x 2000 == 0.5 second (50% duty cycle)
break;
}
break;
case Ct32b1:
switch (matchRegisterNumber)
{
case MatchRegister0:
LPC_TMR32B1->MR0 = dutyCycle; // 240uS x 2000 == 0.5 second (50% duty cycle)
break;
case MatchRegister1:
LPC_TMR32B1->MR1 = dutyCycle; // 240uS x 2000 == 0.5 second (50% duty cycle)
break;
}
break;
}
}

void setupDutyCycle(timerNumber timerNumber, matchRegisterNumber matchRegisterNumber, int dutyCycle)
{
switch (timerNumber)
{
case Ct16b0:
switch (matchRegisterNumber)
{
case MatchRegister0:
setPwmDutyCycle02(Ct16b0, MatchRegister0, dutyCycle);
case MatchRegister1:
setPwmDutyCycle02(Ct16b0, MatchRegister1, dutyCycle);
break;
}
break;

case Ct16b1:
switch (matchRegisterNumber)
{
case MatchRegister0:
setPwmDutyCycle02(Ct16b1, MatchRegister0, dutyCycle);
case MatchRegister1:
setPwmDutyCycle02(Ct16b1, MatchRegister1, dutyCycle);
break;
}
break;

case Ct32b1:
switch (matchRegisterNumber)
{
case MatchRegister0:
setPwmDutyCycle02(Ct32b1, MatchRegister0, dutyCycle);
case MatchRegister1:
setPwmDutyCycle02(Ct32b1, MatchRegister1, dutyCycle);
break;
}
break;
}
}

// ***********************************************************************
// ***********************************************************************
// Function - PWM testing
// Input - none
// Output - none
// ***********************************************************************
// ***********************************************************************

void setupPwm(int prescale, int period, int dutyCycle)
{
enableAllClocks();

stopAllTimers();

// *** Setup timers CT16B0, CT16B1, CT32B1 ***

setPwmPrescalePeriod01(Ct16b0, prescale, period);
setPwmDutyCycle02(Ct16b0, MatchRegister0, dutyCycle);
setPwmDutyCycle02(Ct16b0, MatchRegister1, dutyCycle);

setPwmPrescalePeriod01(Ct16b1, prescale, period);
setPwmDutyCycle02(Ct16b1, MatchRegister0, dutyCycle);
setPwmDutyCycle02(Ct16b1, MatchRegister1, dutyCycle);

setPwmPrescalePeriod01(Ct32b1, prescale, period);
setPwmDutyCycle02(Ct32b1, MatchRegister0, dutyCycle);
setPwmDutyCycle02(Ct32b1, MatchRegister1, dutyCycle);

// *** Setup GPIO pins ***

setGpioPinTimer(Pio08);
setPwmRegisters01(Pio08);

setGpioPinTimer(Pio09);
setPwmRegisters01(Pio09);

setGpioPinTimer(Pio19);
setPwmRegisters01(Pio19);

setGpioPinTimer(Pio110);
setPwmRegisters01(Pio110);

setGpioPinTimer(Rpio11);
setPwmRegisters01(Rpio11);

setGpioPinTimer(Rpio12);
setPwmRegisters01(Rpio12);

// *** setup duty cylce ***

setupDutyCycle(Ct16b0, MatchRegister0, 2000);
setupDutyCycle(Ct16b0, MatchRegister1, 2000);
setupDutyCycle(Ct16b1, MatchRegister0, 2000);
setupDutyCycle(Ct16b1, MatchRegister1, 2000);
setupDutyCycle(Ct32b1, MatchRegister0, 2000);
setupDutyCycle(Ct32b1, MatchRegister1, 2000);
}

void pwmBlink6Led()
{
setupPwm(12000, 4000, 2000);
startAllTimers();
delayTenthSecond(80);
stopAllTimers();
}

// ***********************************************************************
// ***********************************************************************
// Function - Interrupt testing
// Input - none
// Output - none
// ***********************************************************************
// ***********************************************************************

// ***********************************************************************
// Main Function
// ***********************************************************************

int main()
{
// blink5Leds(); // blink 5 LEDs using delay loop
// echo3Keys(); // echo 3 polling keys by LED
// pwmBlinkLedPio08(); // blink 1 LED using PWM for 2 seconds
pwmBlink6Led(); // blink 6 LEDs using PWM
}

// ***********************************************************************
// End of Program
// ***********************************************************************

// .END

FongArm

blinky 2013aug1801 build notes

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