/**
* @brief MRT example main function
* @return Status (This function will not return)
*/
int main(void)
{
int mrtch;
/* Generic Initialization */
SystemCoreClockUpdate();
Board_Init();
DEBUGSTR("LPC15xx MRT Example \r\n");
/* MRT Initialization and disable all timers */
Chip_MRT_Init();
for (mrtch = 0; mrtch < MRT_CHANNELS_NUM; mrtch++) {
Chip_MRT_SetDisabled(Chip_MRT_GetRegPtr(mrtch));
}
/* Enable the interrupt for the MRT */
NVIC_EnableIRQ(MRT_IRQn);
/* Enable timers 0 and 1 in repeat mode with different rates */
setupMRT(0, MRT_MODE_REPEAT, 2);/* 2Hz rate */
setupMRT(1, MRT_MODE_REPEAT, 5);/* 5Hz rate */
/* Enable timer 2 in single one mode with the interrupt restarting the
timer */
setupMRT(2, MRT_MODE_ONESHOT, 7); /* Will fire in 1/7 seconds */
/* All processing and MRT reset in the interrupt handler */
while (1) {
__WFI();
}
return 0;
}
/**
* @brief MRT example main function
* @return Status (This function will not return)
*/
int main(void)
{
int mrtch;
static uint32_t mSecShot;
/* Generic Initialization */
SystemCoreClockUpdate();
Board_Init();
DEBUGSTR("LPC8xx MRT Example \r\n");
/* MRT Initialization and disable all timers */
Chip_MRT_Init();
for (mrtch = 0; mrtch < MRT_CHANNELS_NUM; mrtch++) {
Chip_MRT_SetDisabled(Chip_MRT_GetRegPtr(mrtch));
}
/* Enable the interrupt for the MRT */
NVIC_EnableIRQ(MRT_IRQn);
/* Enable timers 0 and 1 in repeat mode with different rates */
setupMRT(0, MRT_MODE_REPEAT, 5);/* 5Hz rate */
setupMRT(1, MRT_MODE_REPEAT, 4);/* 4Hz rate */
/* Enable timer 2 in single one mode with the interrupt restarting the
timer */
setupMRT(2, MRT_MODE_ONESHOT, 500); /* Will fire in (1/500) seconds */
mSecShot = 100;
Board_LED_Set(0, false);
/* Timer 3 processing loop - places timer 3 into one shot mode whenever it
has been handled in the IRQ handler */
while (1) {
if (!t3Fired) {
t3Fired = true;
setupMRT(3, MRT_MODE_ONESHOT, mSecShot);/* Will fire in (1/mSecShot) seconds */
Board_LED_Toggle(2);
mSecShot += 10;
if (mSecShot > 1000) {
mSecShot = 100;
}
}
__WFI();
}
return 0;
}
int main(void) {
uint32_t sysTickRate;
Board_Init();
#ifdef DEBUG
// Set up UART for debug
init_uart(115200);
putLineUART("\n");
#endif
// Enable EEPROM clock and reset EEPROM controller
Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_EEPROM);
Chip_SYSCTL_PeriphReset(RESET_EEPROM);
// Set up clocking for SD lib
SystemCoreClockUpdate();
DWT_Init();
// Set up the FatFS Object
f_mount(fatfs,"",0);
// Initialize SD card
Board_LED_Color(LED_CYAN);
if(sd_reset(&cardinfo) != SD_OK) {
error(ERROR_SD_INIT);
}
sd_state = SD_READY;
// Setup config
Board_LED_Color(LED_CYAN);
configStart();
Board_LED_Color(LED_GREEN);
// Allow MSC mode on startup
msc_state = MSC_ENABLED;
// Log startup
log_string("Startup");
// Set up ADC for reading battery voltage
read_vBat_setup();
// Initialize ring buffer used to buffer raw data samples
rawBuff = RingBuffer_initWithBuffer(RAW_BUFF_SIZE, RAM1_BASE);
// Set up MRT used by pb and daq
Chip_MRT_Init();
NVIC_ClearPendingIRQ(MRT_IRQn);
NVIC_EnableIRQ(MRT_IRQn);
NVIC_SetPriority(MRT_IRQn, 0x02); // Set higher than systick, but lower than sampling
// Initialize push button
pb_init();
// Enable and setup SysTick Timer at a periodic rate
Chip_Clock_SetSysTickClockDiv(1);
sysTickRate = Chip_Clock_GetSysTickClockRate();
SysTick_Config(sysTickRate / TICKRATE_HZ1);
// Idle and run systick loop until triggered or plugged in as a USB device
system_state = STATE_IDLE;
enterIdleTime = Chip_RTC_GetCount(LPC_RTC);
// Wait for interrupts
while (1) {
__WFI();
}
return 0 ;
}
int32_t main(void) {
int32_t i,cnt=0;
uint8_t RC5_System_prev=0;
uint8_t RC5_Command_prev=0;
CHIP_PMU_MCUPOWER_T mcupower=PMU_MCU_SLEEP;
SystemCoreClockUpdate();
// init GPIO
Chip_GPIO_Init(LPC_GPIO_PORT);
Chip_SYSCTL_PeriphReset(RESET_GPIO);
// init SPI0 at SystemCoreClock speed
Chip_SPI_Init(LPC_SPI0);
Chip_SPI_ConfigureSPI(LPC_SPI0,SPI_MODE_MASTER|
SPI_CLOCK_CPHA0_CPOL0|
SPI_DATA_MSB_FIRST|
SPI_SSEL_ACTIVE_LO);
LPC_SPI0->DIV=0;
Chip_SPI_Enable(LPC_SPI0);
// init MRT
Chip_MRT_Init();
// init SWM
Chip_SWM_Init();
Chip_SWM_DisableFixedPin(SWM_FIXED_SWCLK);//PIO0_3
Chip_SWM_DisableFixedPin(SWM_FIXED_SWDIO);//PIO0_2
Chip_SWM_DisableFixedPin(SWM_FIXED_ACMP_I2);//PIO0_1
Chip_SWM_DisableFixedPin(SWM_FIXED_ACMP_I1);//PIO0_0
Chip_SWM_MovablePinAssign(SWM_SPI0_SCK_IO,CLK_PIN);
Chip_SWM_MovablePinAssign(SWM_SPI0_MOSI_IO,MOSI_PIN);
Chip_SWM_MovablePinAssign(SWM_CTIN_0_I,IR_PIN);
Chip_SWM_Deinit();
// init onboard LED
Chip_GPIO_SetPinState(LPC_GPIO_PORT,0,LED_PIN,true);
Chip_GPIO_SetPinDIROutput(LPC_GPIO_PORT,0,LED_PIN);
// init LCD reset pin
Chip_GPIO_SetPinDIROutput(LPC_GPIO_PORT,0,RESET_PIN);
// init LCD
LCDInit();
LCDClearScreenBlack();
// init SCT
Chip_SCT_Init(LPC_SCT);
// set prescaler, SCT clock = 1 MHz, clear counter
LPC_SCT->CTRL_L |= SCT_CTRL_PRE_L(SystemCoreClock/1000000-1) | SCT_CTRL_CLRCTR_L;
sct_fsm_init();
NVIC_EnableIRQ(SCT_IRQn);
// init PIO0_3 pin interrupt for wakeup from sleep mode
Chip_SYSCTL_SetPinInterrupt(IR_IRQ,IR_PIN);
Chip_PININT_EnableIntLow(LPC_PININT, PININTCH(IR_IRQ));
NVIC_EnableIRQ(PININT3_IRQn);
Chip_SYSCTL_EnablePINTWakeup(IR_IRQ);
// set sleep options
Chip_SYSCTL_SetDeepSleepPD(SYSCTL_DEEPSLP_BOD_PD | SYSCTL_DEEPSLP_WDTOSC_PD);
Chip_SYSCTL_SetWakeup(~(SYSCTL_SLPWAKE_IRCOUT_PD | SYSCTL_SLPWAKE_IRC_PD | SYSCTL_SLPWAKE_FLASH_PD ));
LCDPutStr("kbiva.wordpress.com", MAX_X / 2 + 50, 10, WHITE, BLACK);
LCDPutStr("RC5 Decoder", MAX_X / 2 + 35, 35, WHITE, BLACK);
LCDPutStr("Frame:", MAX_X / 2 + 20, 1, WHITE, BLACK);
LCDPutStr("System:", MAX_X / 2 + 5 , 1, WHITE, BLACK);
LCDPutStr("Cmd:", MAX_X / 2 - 10, 1, WHITE, BLACK);
LCDPutStr("Toggle:", MAX_X / 2 - 25, 1, WHITE, BLACK);
LCDPutStr("Count:", MAX_X / 2 - 40, 1, WHITE, BLACK);
while (1) {
// put chip to sleep
switch(mcupower) {
case PMU_MCU_SLEEP:
default:
LCDPutStr("SLEEP ", MAX_X / 2 - 60, 10, WHITE, BLACK);
Chip_PMU_SleepState(LPC_PMU);
break;
case PMU_MCU_DEEP_SLEEP:
LCDPutStr("DEEP-SLEEP", MAX_X / 2 - 60, 10, WHITE, BLACK);
Chip_PMU_DeepSleepState(LPC_PMU);
break;
case PMU_MCU_POWER_DOWN:
LCDPutStr("POWER-DOWN", MAX_X / 2 - 60, 10, WHITE, BLACK);
Chip_PMU_PowerDownState(LPC_PMU);
break;
}
// start MRT timer channel 0
Chip_MRT_SetInterval(LPC_MRT_CH0, SystemCoreClock | MRT_INTVAL_LOAD);
Chip_MRT_SetMode(LPC_MRT_CH0,MRT_MODE_ONESHOT);
Chip_MRT_SetEnabled(LPC_MRT_CH0);
// turn on onboard LED
Chip_GPIO_SetPinState(LPC_GPIO_PORT,0,LED_PIN,false);
// start SCT
LPC_SCT->CTRL_L &= ~SCT_CTRL_HALT_L;
// wait for timeout
while(!RC5_timeout)
{};
// stop SCT
LPC_SCT->CTRL_L |= SCT_CTRL_HALT_L;
if (RC5_flag) {
// if frame received, output information on LCD
if((RC5_System != RC5_System_prev) || (RC5_Command != RC5_Command_prev)) {
cnt = 1;
}
else {
cnt++;
}
for (i = 3; i >= 0; i--){
LCDPutChar(ascii[(RC5_Frame >> (i * 4)) & 0x0F],MAX_X / 2 + 20,80+(3-i)*7,WHITE, BLACK);
if(i < 2) {
if((RC5_System!=RC5_System_prev) || (RC5_Command!=RC5_Command_prev)){
LCDPutChar(ascii[(RC5_System >> (i * 4)) & 0x0F],MAX_X / 2 + 5,66+(3-i)*7,WHITE, BLACK);
LCDPutChar(ascii[(RC5_Command >> (i * 4)) & 0x0F],MAX_X / 2 - 10,66+(3-i)*7,WHITE, BLACK);
}
}
LCDPutChar(ascii[(cnt >> (i * 4)) & 0x0F],MAX_X / 2 - 40,80+(3-i)*7,WHITE, BLACK);
}
LCDPutStr(RC5_Toggle ? "ON ":"OFF", MAX_X / 2 - 25, 80, WHITE, BLACK);
switch(RC5_Command) {
case 0x50:
mcupower = PMU_MCU_SLEEP;
break;
case 0x55:
if(RC5_Toggle){
spi0Transfer(SLEEPOUT);
spi0Transfer(DISPON);
}
else {
spi0Transfer(DISPOFF);
spi0Transfer(SLEEPIN);
}
break;
case 0x56:
mcupower = PMU_MCU_DEEP_SLEEP;
break;
case 0x6B:
mcupower = PMU_MCU_POWER_DOWN;
break;
}
RC5_System_prev = RC5_System;
RC5_Command_prev = RC5_Command;
}
// turn off onboard LED
Chip_GPIO_SetPinState(LPC_GPIO_PORT,0,LED_PIN,true);
// clear flags
RC5_flag = 0;
RC5_timeout = 0;
}
