/*********************************************************************//**
* @brief c_entry: Main program body
* @param[in] None
* @return int
**********************************************************************/
int c_entry (void)
{
/** Use: LEDs for polling when idle and when GPIO interrupt occurs
* If using MCB1700 board: Polling led: P1.28; Interrupt led: P1.29
* If using IAR KS board: Polling led: P1.25 (LED1); Interrupt led: P0.4 (LED2)
* If using MICROPENDOUS_X board: No polling led; Interrupt led: P1.18 (LED1)
*/
#ifdef MCB_LPC_1768
FIO_ByteSetDir(1, 3, POLL_LED, 1);
FIO_ByteSetDir(1, 3, INT3_LED, 1);
// Turn off all LEDs
FIO_ByteClearValue(1, 3, POLL_LED);
FIO_ByteClearValue(1, 3, INT3_LED);
#elif defined(IAR_LPC_1768)
FIO_ByteSetDir(1, 3, POLL_LED, 1);
FIO_ByteSetDir(0, 0, INT3_LED, 1);
// Turn off all LEDs
FIO_ByteSetValue(1, 3, POLL_LED);
FIO_ByteSetValue(0, 0, INT3_LED);
#elif defined(MICROPENDOUS_X)
//FIO_ByteSetDir(1, 2, POLL_LED, 1);
FIO_ByteSetDir(1, 2, INT3_LED, 1);
// Turn off all LEDs
//FIO_ByteSetValue(1, 2, POLL_LED);
FIO_ByteSetValue(1, 2, INT3_LED);
#endif
// Enable GPIO interrupt
/* Use MCB1700: test GPIO interrupt on P0.25->connects with ADC potentiometer
* Use IAR KS : test GPIO interrupt on P0.23->connects with BUT1 button
* Use MICROPENDOUS_X : test GPIO interrupt on P2.10->connects with BUT1 button
*/
#ifdef MICROPENDOUS_X
GPIO_IntCmd(2,(1<<10),1);
#else
GPIO_IntCmd(0,(1<<25),1);
#endif
NVIC_EnableIRQ(EINT3_IRQn);
while (1)
{
//polling led while idle
#ifdef MICROPENDOUS_X
#if 0
FIO_ByteSetValue(1, 3, POLL_LED);
delay();
FIO_ByteClearValue(1, 3, POLL_LED);
delay();
#endif
#else
FIO_ByteSetValue(1, 3, POLL_LED);
delay();
FIO_ByteClearValue(1, 3, POLL_LED);
delay();
#endif
}
}
void hw_interrupt_enable(int index, int ulPin, int mode)
{
assert(index >= 0 && index < 8);
unsigned portNum = g_APinDescription[ulPin].portNum;
unsigned bitNum = g_APinDescription[ulPin].bitNum;
unsigned int_id = PIN_INT0_IRQn + index;
/* Clear IRQ in case it existed already */
NVIC_DisableIRQ(int_id);
hw_digital_input(ulPin);
/* Configure GPIO interrupt */
GPIO_IntCmd(index, portNum, bitNum, mode);
// Clear any pre-existing interrupts requests so it doesn't fire immediately
GPIO_ClearInt(TM_INTERRUPT_MODE_RISING, index);
GPIO_ClearInt(TM_INTERRUPT_MODE_FALLING, index);
GPIO_ClearInt(TM_INTERRUPT_MODE_HIGH, index);
GPIO_ClearInt(TM_INTERRUPT_MODE_LOW, index);
/* Enable interrupt for Pin Interrupt */
NVIC_EnableIRQ(int_id);
}
/*********************************************************************//**
* @brief c_entry: Main program body
* @param[in] None
* @return None
**********************************************************************/
void c_entry (void)
{
GPIO_Init();
FIO_ByteSetDir(LED1_PORT, LED1_BYTE, LED1_BIT, GPIO_DIRECTION_OUTPUT);
FIO_ByteSetDir(LED2_PORT, LED2_BYTE, LED2_BIT, GPIO_DIRECTION_OUTPUT);
// Turn off all LEDs
FIO_ByteClearValue(LED1_PORT, LED1_BYTE, LED1_BIT);
FIO_ByteClearValue(LED2_PORT, LED2_BYTE, LED2_BIT);
// Enable GPIO interrupt that connects with ADC potentiometer
GPIO_IntCmd(BRD_PIO_USED_INTR_PORT, BRD_PIO_USED_INTR_MASK, 1);
NVIC_SetPriority(GPIO_IRQn, 1);
NVIC_EnableIRQ(GPIO_IRQn);
while (1)
{
FIO_ByteSetValue(LED1_PORT, LED1_BYTE, LED1_BIT);
delay();
FIO_ByteClearValue(LED1_PORT, LED1_BYTE, LED1_BIT);
delay();
}
}
int _GPIO_IntCmd(uint8_t * args)
{
uint8_t * arg_ptr;
uint8_t portNum;
uint32_t bitValue;
uint8_t edgeState;
if ((arg_ptr = (uint8_t *) strtok(NULL, " ")) == NULL) return 1;
portNum = (uint8_t) strtoul((char *) arg_ptr, NULL, 16);
if ((arg_ptr = (uint8_t *) strtok(NULL, " ")) == NULL) return 1;
bitValue = (uint32_t) strtoul((char *) arg_ptr, NULL, 16);
if ((arg_ptr = (uint8_t *) strtok(NULL, " ")) == NULL) return 1;
edgeState = (uint8_t) strtoul((char *) arg_ptr, NULL, 16);
GPIO_IntCmd(portNum, bitValue, edgeState);
return 0;
}
/*********************************************************************//**
* @brief Initial System Init using Port and Peripheral
* @param[in] None
* @return None
**********************************************************************/
void System_Init(void)
{
LPC_WDT->WDMOD &= ~WDT_WDMOD_WDEN; // Disable Watchdog
SystemInit(); // Initialize system and update core clock
Port_Init(); // Port Initialization
SYSTICK_Config(); // Systick Initialization
led_delay = 1000; // Heart Beat rate of 1Sec toggle
NVIC_SetPriority(SysTick_IRQn, 0); // Set SysTick as Highest Priority
UART_Config(LPC_UART0, 115200); // Uart0 Initialize at 9600 Baud Rate
SSP_Config (LPC_SSP1); // Initialize SPI
I2C_Config (LPC_I2C0); // Initialize I2C0
GLCD_Init(); // Initialize GLCD
GPIO_IntCmd(2,_BIT(7),1); // Enable GPIO Interrupt at P0.19 Falling Edge
NVIC_EnableIRQ(EINT3_IRQn); // NVIC Interrupt EINT3_IRQn for GPIO
NVIC_SetPriority(EINT3_IRQn, 4); // Set any lower Priority than SysTick
TSC2004_Cal_Init(&cmatrix);
}
void gpio_init() {
SPI_CFG_Type spiInitialization;
PINSEL_CFG_Type PinSelCfg;
/*-----------------------------------------------------------------
*--------------------------PORT 0---------------------------------
*-----------------------------------------------------------------
*/
GPIO_SetDir(0, 0xFFFFFFFF, OUTPUT);
PinSelCfg.Portnum = PINSEL_PORT_0;
// PinSelCfg.Pinnum = PINSEL_PIN_0;
// PinSelCfg.Funcnum = PINSEL_FUNC_3;
// PinSelCfg.OpenDrain = 0;
// PinSelCfg.Pinmode = 0;
// PINSEL_ConfigPin(&PinSelCfg);
//
// PinSelCfg.Pinnum = PINSEL_PIN_1;
// PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Pinnum = PINSEL_PIN_2;
PinSelCfg.Funcnum = PINSEL_FUNC_1;
PinSelCfg.OpenDrain = PINSEL_PINMODE_NORMAL;
PinSelCfg.Pinmode = PINSEL_PINMODE_PULLUP;
PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Pinnum = PINSEL_PIN_3;
PINSEL_ConfigPin(&PinSelCfg);
GPIO_SetDir(0, 0x01<<22, INPUT);
PinSelCfg.Pinnum = PINSEL_PIN_10;
PinSelCfg.Funcnum = PINSEL_FUNC_2;
PinSelCfg.OpenDrain = PINSEL_PINMODE_OPENDRAIN;
PinSelCfg.Pinmode = PINSEL_PINMODE_TRISTATE;
PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Pinnum = PINSEL_PIN_11;
PINSEL_ConfigPin(&PinSelCfg);
//SET FMC_I2C1 in Hi-Z
GPIO_SetDir(0, 0x01<<19, INPUT);
GPIO_SetDir(0, 0x01<<20, INPUT);
// PinSelCfg.Pinmode = PINSEL_PINMODE_TRISTATE;
// PinSelCfg.Funcnum = PINSEL_FUNC_3;
// PinSelCfg.Pinnum = PINSEL_PIN_19;
// PINSEL_ConfigPin(&PinSelCfg);
//
// PinSelCfg.Pinnum = PINSEL_PIN_20;
// PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Funcnum = PINSEL_FUNC_1;
PinSelCfg.OpenDrain = PINSEL_PINMODE_OPENDRAIN;
PinSelCfg.Pinnum = PINSEL_PIN_27;
PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Pinnum = PINSEL_PIN_28;
PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Pinnum = PINSEL_PIN_29;
PinSelCfg.Funcnum = PINSEL_FUNC_1;
PinSelCfg.OpenDrain = PINSEL_PINMODE_NORMAL;
PinSelCfg.Pinmode = PINSEL_PINMODE_TRISTATE;
PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Pinnum = PINSEL_PIN_30;
PINSEL_ConfigPin(&PinSelCfg);
/*-----------------------------------------------------------------
*---------------------END OF PORT 0-------------------------------
*-----------------------------------------------------------------
*-----------------------------------------------------------------
* ------------------------PORT 1----------------------------------
* ----------------------------------------------------------------
*/
GPIO_SetDir(1, 0xFFFFFFFF, OUTPUT);
GPIO_SetDir(1, ( 0x01<<IPMI_GA0 | 0x01<<IPMI_GA1 | 0x01<<IPMI_GA2 ), INPUT);
GPIO_SetValue(LED_PORT, (0x01<<_IPMI_BLLED|0x01<<_IPMI_LED1|0x01<<_IPMI_LED2) );
// PinSelCfg.Portnum = PINSEL_PORT_1;
// PinSelCfg.Pinnum = PINSEL_PIN_30;
// PinSelCfg.Funcnum = PINSEL_FUNC_2;
// PinSelCfg.OpenDrain = PINSEL_PINMODE_NORMAL;
// PinSelCfg.Pinmode = PINSEL_PINMODE_TRISTATE;
// PINSEL_ConfigPin(&PinSelCfg);
GPIO_SetDir(ENA_PORT, 0x001<<ENA_PIN, INPUT);
GPIO_SetDir(2, 0x0400, INPUT);
GPIO_SetDir(IPMI_EJTHDL_PORT, 0x001<<IPMI_EJTHDL, INPUT);
GPIO_SetDir(1, 0x01<<22, INPUT);
GPIO_SetDir(PGOOD_PORT, 0x01<<PGOOD_PIN, INPUT);
gpio_clr_gpio_pin(_IPMI_BLLED, LED_PORT); // turn on blue LED ASAP
gpio_clr_gpio_pin(UC_PWRENOUT, UC_PWRENOUT_PORT); // turn off power enable
PinSelCfg.Pinnum = PINSEL_PIN_15;
PinSelCfg.Portnum = PINSEL_PORT_0;
PinSelCfg.Pinmode = PINSEL_PINMODE_PULLUP;
PinSelCfg.Funcnum = PINSEL_FUNC_3;
PinSelCfg.OpenDrain = PINSEL_PINMODE_NORMAL;
PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Pinnum = PINSEL_PIN_18;
PINSEL_ConfigPin(&PinSelCfg);
GPIO_SetDir(1, 0x01<<26, OUTPUT);
GPIO_SetValue(1, 0x01<<26);
GPIO_SetDir(0, 0x01<<21, OUTPUT);
GPIO_SetDir(0, 0x01<<16, OUTPUT);
GPIO_SetValue(0, 0x01<<16);
GPIO_SetValue(0, 0x01<<21);
GPIO_SetDir(PORT_EN_0, 0x01<<EN_P1V2, OUTPUT);
GPIO_SetDir(PORT_EN_0, 0x01<<EN_P1V8, OUTPUT);
GPIO_SetDir(PORT_EN_0, 0x01<<EN_FMC2_P3V3, OUTPUT);
GPIO_SetDir(PORT_EN_0, 0x01<<EN_FMC1_P3V3, OUTPUT);
GPIO_SetDir(PORT_EN_0, 0x01<<EM_FMC1_P12V, OUTPUT);
GPIO_SetDir(PORT_EN_0, 0x01<<EN_FMC2_P12V, OUTPUT);
GPIO_SetDir(PORT_EN_1, 0x01<<EN_FMC1_PVADJ, OUTPUT);
GPIO_SetDir(PORT_EN_1, 0x01<<EN_FMC2_PVADJ, OUTPUT);
GPIO_SetDir(PORT_EN_1, 0x01<<EN_P3V3, OUTPUT);
GPIO_SetDir(PORT_EN_1, 0x01<<EN_1V5_VTT, OUTPUT);
GPIO_SetDir(PORT_EN_1, 0x01<<EN_RTM_CONN, OUTPUT);
GPIO_SetDir(PORT_EN_0, 0x01<<RTM_PRESENCE, INPUT);
GPIO_SetDir(PORT_EN_3, 0x01<<EN_P1V0, OUTPUT);
setDC_DC_ConvertersON();
spiInitialization.CPOL = SPI_CPOL_LO;
spiInitialization.CPHA = SPI_CPHA_FIRST;
spiInitialization.Databit = SPI_DATABIT_10;
spiInitialization.DataOrder = SPI_DATA_MSB_FIRST;
spiInitialization.ClockRate = 10000000;
SPI_Init(LPC_SPI, &spiInitialization);
LPC_SPI->SPCR = 0xA24;
GPIO_ClearValue(0, 0x01<<16);
SPI_SendData(LPC_SPI, 0x0125);
while(! ( SPI_CheckStatus( SPI_GetStatus(LPC_SPI), SPI_STAT_SPIF) ));
GPIO_SetValue(0, 0x01<<16);
GPIO_ClearValue(0, 0x01<<16);
SPI_SendData(LPC_SPI, 0x0025);
while(! ( SPI_CheckStatus( SPI_GetStatus(LPC_SPI), SPI_STAT_SPIF) ));
GPIO_SetValue(0, 0x01<<16);
//SCANSTA JTAG
GPIO_SetDir(2, 0x0FF, OUTPUT);
GPIO_SetValue(2, 0x080);
GPIO_ClearValue(2, 0x07F);
SPI_ConfigStructInit(&spiInitialization);
//FPGA_SPI
GPIO_SetDir(1, 0x01<<20, INPUT);
GPIO_SetDir(1, 0x01<<21, INPUT);
GPIO_SetDir(1, 0x01<<23, INPUT);
GPIO_SetDir(1, 0x01<<24, INPUT);
// SET PROGRAM_B AS OUTPUT
// AND SET THIS PIN HIGH
GPIO_SetDir(0, 0x01<<17, INPUT);
// SET DONE PIN AS INPUT
// turn on pull-up
GPIO_SetDir(0, 0x01<<22, INPUT);
////////////////////////////////////////
// P0_6 - FCS_B - use as FPGA - RST
////////////////////////////////////////
GPIO_SetDir(0, 0x01<<6, INPUT);
//GPIO_ClearValue(0, 0x01<<6);
///////////////////////////////////////
GPIO_SetDir(0, 0x01<<7, INPUT);
GPIO_SetDir(0, 0x01<<8, INPUT);
#ifdef AMC_CPU_COM_Express
GPIO_SetDir(0, 0x01<<9, OUTPUT);
#else
GPIO_SetDir(0, 0x01<<9, INPUT);
#endif
///////////////////////////////////////
//FMC STATUS PORTS
///////////////////////////////////////
GPIO_SetDir(1, 0x1<<14, INPUT);
GPIO_SetDir(1, 0x1<<15, INPUT);
GPIO_SetDir(1, 0x1<<16, INPUT);
GPIO_SetDir(1, 0x1<<17, INPUT);
GPIO_SetDir(1, 0x1<<18, INPUT);
GPIO_SetDir(1, 0x1<<19, INPUT);
///////////////////////////////////////
// FPGA Reset Button
EXTI_InitTypeDef EXTICfg;
/* Initialize EXT pin and register */
/* P2.12 as /EINT2*/
PinSelCfg.Funcnum = PINSEL_FUNC_1;
PinSelCfg.OpenDrain = PINSEL_PINMODE_NORMAL;
PinSelCfg.Pinmode = PINSEL_PINMODE_PULLUP;
PinSelCfg.Pinnum = FPGA_RST_SW;
PinSelCfg.Portnum = FPGA_RST_SW_PORT;
PINSEL_ConfigPin(&PinSelCfg);
PinSelCfg.Funcnum = PINSEL_FUNC_0;
PinSelCfg.OpenDrain = PINSEL_PINMODE_NORMAL;
PinSelCfg.Pinmode = PINSEL_PINMODE_PULLUP;
PinSelCfg.Pinnum = FPGA_RESETn;
PinSelCfg.Portnum = FPGA_RESETn_PORT;
PINSEL_ConfigPin(&PinSelCfg);
GPIO_SetDir(FPGA_RESETn_PORT, 1<<FPGA_RESETn, OUTPUT);
EXTI_Init();
EXTICfg.EXTI_Line = EXTI_EINT2;
EXTICfg.EXTI_Mode = EXTI_MODE_EDGE_SENSITIVE;
EXTICfg.EXTI_polarity = EXTI_POLARITY_LOW_ACTIVE_OR_FALLING_EDGE;
EXTI_ClearEXTIFlag(EXTI_EINT2);
EXTI_Config(&EXTICfg);
GPIO_IntCmd(0, 0x01 << FPGA_RST_SW, 1);
NVIC_SetPriorityGrouping(0);
NVIC_SetPriority(EINT2_IRQn, 4);
NVIC_EnableIRQ(EINT2_IRQn);
}
/*********************************************************************//**
* @brief c_entry: Main ADC program body
* @param[in] None
* @return int
**********************************************************************/
int c_entry(void)
{
PINSEL_CFG_Type PinCfg;
#ifdef MCB_LPC_1768_ADC_BURST_MULTI
PINSEL_CFG_Type PinCfg1;
#endif
uint32_t tmp;
uint32_t adc_value;
/* Initialize debug via UART0
* – 115200bps
* – 8 data bit
* – No parity
* – 1 stop bit
* – No flow control
*/
debug_frmwrk_init();
// print welcome screen
print_menu();
/* Because the potentiometer on different boards (MCB & IAR) connect
* with different ADC channel, so we have to configure correct ADC channel
* on each board respectively.
* If you want to check other ADC channels, you have to wire this ADC pin directly
* to potentiometer pin (please see schematic doc for more reference)
*/
#ifdef MCB_LPC_1768
/*
* Init ADC pin connect
* AD0.2 on P0.25
*/
PinCfg.Funcnum = 1;
PinCfg.OpenDrain = 0;
PinCfg.Pinmode = 0;
PinCfg.Pinnum = 25;
PinCfg.Portnum = 0;
PINSEL_ConfigPin(&PinCfg);
#ifdef MCB_LPC_1768_ADC_BURST_MULTI
/*
* Init ADC pin connect
* AD0.3 on P0.26
*/
PinCfg1.Funcnum = 1;
PinCfg1.OpenDrain = 0;
PinCfg1.Pinmode = 0;
PinCfg1.Pinnum = 26;
PinCfg1.Portnum = 0;
PINSEL_ConfigPin(&PinCfg1);
#endif
#elif defined (IAR_LPC_1768)
/* select P1.31 as AD0.5 */
PinCfg.Funcnum = 3;
PinCfg.OpenDrain = 0;
PinCfg.Pinmode = 0;
PinCfg.Pinnum = 31;
PinCfg.Portnum = 1;
PINSEL_ConfigPin(&PinCfg);
#endif
/* Configuration for ADC:
* select: ADC channel 2 (if using MCB1700 board)
* ADC channel 5 (if using IAR-LPC1768 board)
* ADC conversion rate = 200KHz
*/
ADC_Init(LPC_ADC, 200000);
ADC_ChannelCmd(LPC_ADC,_ADC_CHANNEL,ENABLE);
#ifdef MCB_LPC_1768_ADC_BURST_MULTI
ADC_ChannelCmd(LPC_ADC,_ADC_CHANNEL_3,ENABLE);
#endif
#ifdef MCB_LPC17XX_ADC_INJECT_TEST
FIO_ByteSetDir(1, 3, POLL_LED, 1);
FIO_ByteClearValue(1, 3, POLL_LED);
// Enable GPIO interrupt P2.10
GPIO_IntCmd(2,(1<<10),1);
NVIC_EnableIRQ(EINT3_IRQn);
#endif
//Start burst conversion
ADC_BurstCmd(LPC_ADC,ENABLE);
while(1)
{
#ifdef MCB_LPC_1768
adc_value = ADC_ChannelGetData(LPC_ADC,ADC_CHANNEL_2);
_DBG("ADC value on channel 2: ");
#elif defined (IAR_LPC_1768)
adc_value = ADC_ChannelGetData(LPC_ADC,ADC_CHANNEL_5);
_DBG("ADC value on channel 5: ");
#endif
_DBD32(adc_value);
_DBG_("");
#ifdef MCB_LPC_1768_ADC_BURST_MULTI
adc_value = ADC_ChannelGetData(LPC_ADC,ADC_CHANNEL_3);
_DBG("ADC value on channel 3: ");
_DBD32(adc_value);
_DBG_("");
#endif
// Wait for a while
for(tmp = 0; tmp < 1500000; tmp++);
}
ADC_DeInit(LPC_ADC);
return (0);
}
/**
* @brief The same with GPIO_IntCmd()
*/
void FIO_IntCmd(uint8_t pinInt, uint8_t portNum, uint32_t bitValue, uint8_t intMode)
{
GPIO_IntCmd(pinInt, portNum, bitValue, intMode);
}
