static void Init_UART_PinMux(void)
{
#if defined(BOARD_NXP_LPCXPRESSO_1549)
Chip_IOCON_PinMuxSet(LPC_IOCON, 0, 13, (IOCON_MODE_INACT | IOCON_DIGMODE_EN));
Chip_IOCON_PinMuxSet(LPC_IOCON, 0, 18, (IOCON_MODE_INACT | IOCON_DIGMODE_EN));
/* UART signal muxing via SWM */
Chip_SWM_MovablePortPinAssign(SWM_UART0_RXD_I, 0, 13);
Chip_SWM_MovablePortPinAssign(SWM_UART0_TXD_O, 0, 18);
#else
#error "No UART setup defined"
#endif
}
/* UART Pin mux function - note that SystemInit() may already setup your
pin muxing at system startup */
static void Init_UART_PinMux(void)
{
#if defined(BOARD_NXP_LPCXPRESSO_1549)
/* UART signals on pins PIO0_13 (FUNC0, U0_TXD) and PIO0_18 (FUNC0, U0_RXD) */
Chip_IOCON_PinMuxSet(LPC_IOCON, 0, 13, (IOCON_FUNC0 | IOCON_MODE_INACT | IOCON_DIGMODE_EN));
Chip_IOCON_PinMuxSet(LPC_IOCON, 0, 18, (IOCON_FUNC0 | IOCON_MODE_INACT | IOCON_DIGMODE_EN));
/* UART signal muxing via SWM */
Chip_SWM_MovablePortPinAssign(SWM_UART0_RXD_I, 0, 13);
Chip_SWM_MovablePortPinAssign(SWM_UART0_TXD_O, 0, 18);
#else
#warning "No UART nmuxing defined for this example"
#endif
}
static void Init_UART_PinMux(void)
{
#if defined(BOARD_NXP_LPCXPRESSO_1549)
/* Disables pull-ups/pull-downs and enable digital mode */
Chip_IOCON_PinMuxSet(LPC_IOCON, 0, 13, (IOCON_MODE_INACT | IOCON_DIGMODE_EN));
Chip_IOCON_PinMuxSet(LPC_IOCON, 0, 18, (IOCON_MODE_INACT | IOCON_DIGMODE_EN));
/* UART signal muxing via SWM */
Chip_SWM_MovablePortPinAssign(SWM_UART0_RXD_I, 0, 13);
Chip_SWM_MovablePortPinAssign(SWM_UART0_TXD_O, 0, 18);
#else
#warning "No UART nmuxing defined for this example"
#endif
}
int main(void) {
#if defined (__USE_LPCOPEN)
// Read clock settings and update SystemCoreClock variable
SystemCoreClockUpdate();
#if !defined(NO_BOARD_LIB)
// Set up and initialize all required blocks and
// functions related to the board hardware
Board_Init();
// Set the LED to the state of "On"
Board_LED_Set(0, true);
#endif
#endif
// TODO: insert code here
Chip_SWM_MovablePortPinAssign(SWM_SWO_O, 1, 2);
SysTick_Config(SystemCoreClock / 1000);
printf("Started\n");
Setup();
i2cTest();
// Force the counter to be placed into memory
volatile static int i = 0 ;
// Enter an infinite loop, just incrementing a counter
while(1) {
i++ ;
}
return 0 ;
}
static void pwm_2_init(void)
{
uint8_t i = 0;
/* Setup Board specific output pin */
/* Enable SWM clock before altering SWM */
Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_SWM);
/* Connect SCT outputs. */
for(i = 2; i < 4; i++)
{
Chip_SWM_MovablePortPinAssign(pwm_config[i].pin_mov, pwm_config[i].port, pwm_config[i].pin);
}
/* Disable SWM clock after altering SWM */
Chip_Clock_DisablePeriphClock(SYSCTL_CLOCK_SWM);
Chip_SCTPWM_Init(LPC_SCT2);
Chip_SCTPWM_SetRate(LPC_SCT2, PWM_2_RATE);
for(i = 2; i < 4; i++)
{
/* Use SCT2_OUTx pin. */
Chip_SCTPWM_SetOutPin(pwm_config[i].sct, pwm_config[i].index, i - 2);
/* Start with 0% duty cycle */
Chip_SCTPWM_SetDutyCycle(pwm_config[i].sct, pwm_config[i].index, 0);
}
Chip_SCTPWM_Start(LPC_SCT2);
return;
}
/**
* @brief main routine for CLKOUT example
* @return Function should not exit.
*/
int main(void)
{
CHIP_SYSCTL_CLKOUTSRC_T clkoutClks;
SystemCoreClockUpdate();
Board_Init();
Board_LED_Set(0, false);
/* Enable and setup SysTick Timer at a 100Hz rate */
SysTick_Config(Chip_Clock_GetSysTickClockRate() / 100);
/* Enable the power to the WDT */
Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_WDTOSC_PD);
/* Setup SCT PLL */
Chip_SYSCTL_PowerDown(SYSCTL_POWERDOWN_SCTPLL_PD);
Chip_Clock_SetSCTPLLSource(SYSCTL_PLLCLKSRC_MAINOSC);
Chip_Clock_SetupSCTPLL(5, 2);
Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_SCTPLL_PD);
/* Wait for PLL to lock */
while (!Chip_Clock_IsSCTPLLLocked()) {}
/* Enable RTC Oscillator */
Chip_Clock_EnableRTCOsc();
/* Enable SWM clocking prior to switch matrix operations */
Chip_SWM_Init();
Chip_GPIO_Init(LPC_GPIO);
/* Setup pin as CLKOUT */
Chip_SWM_MovablePortPinAssign(SWM_CLK_OUT_O, CLKOUT_PORT, CLKOUT_PIN);
/* Configure as a digital pin with no pullups/pulldowns */
Chip_IOCON_PinMuxSet(LPC_IOCON, CLKOUT_PORT, CLKOUT_PIN,
(IOCON_MODE_INACT | IOCON_DIGMODE_EN));
/* Cycle through all clock sources for the CLKOUT pin */
while (1) {
for (clkoutClks = SYSCTL_CLKOUTSRC_IRC;
clkoutClks <= SYSCTL_CLKOUTSRC_RTC32K; clkoutClks++) {
/* Setup CLKOUT pin for specific clock with a divider of 1 */
Chip_Clock_SetCLKOUTSource(clkoutClks, 1);
/* Wait 5 seconds */
ticks100 = 0;
while (ticks100 < 500) {
__WFI();
}
}
}
/* Disable CLKOUT pin by setting divider to 0 */
Chip_Clock_SetCLKOUTSource(SYSCTL_CLKOUTSRC_MAINSYSCLK, 0);
return 0;
}
