static void initHardware(void)
{
SystemCoreClockUpdate();
SysTick_Config(SystemCoreClock/1000);
Board_Init();
Board_LED_Set(0, false);
/* Timer */
Chip_TIMER_Init(LPC_TIMER1);
Chip_TIMER_PrescaleSet(LPC_TIMER1,
#ifdef lpc1769
Chip_Clock_GetPeripheralClockRate(SYSCTL_PCLK_TIMER1) / 1000000 - 1
#else
Chip_Clock_GetRate(CLK_MX_TIMER1) / 1000000 - 1
#endif
);
/* Match 0 (period) */
Chip_TIMER_MatchEnableInt(LPC_TIMER1, 0);
Chip_TIMER_ResetOnMatchEnable(LPC_TIMER1, 0);
Chip_TIMER_StopOnMatchDisable(LPC_TIMER1, 0);
Chip_TIMER_SetMatch(LPC_TIMER1, 0, 1000);
/* Match 1 (duty) */
Chip_TIMER_MatchEnableInt(LPC_TIMER1, 1);
Chip_TIMER_ResetOnMatchDisable(LPC_TIMER1, 1);
Chip_TIMER_StopOnMatchDisable(LPC_TIMER1, 1);
Chip_TIMER_SetMatch(LPC_TIMER1, 1, 100);
Chip_TIMER_Reset(LPC_TIMER1);
Chip_TIMER_Enable(LPC_TIMER1);
NVIC_EnableIRQ(TIMER1_IRQn);
}
void Board_TIMER_EnableTimerAsTimer(uint8_t timerNum, uint32_t presc,uint32_t matchValue,bool flagOnce)
{
// always using match0
int8_t match=0;
LPC_TIMER_T* t = getTimerFomIndex(timerNum);
Chip_TIMER_PrescaleSet(t, presc);
Chip_TIMER_SetMatch(t, match, matchValue);
Chip_TIMER_MatchEnableInt(t, match); // enable int for match 0
if(flagOnce==1)
{
Board_TIMER_DisableTimer(timerNum);
Board_TIMER_SetTimerCounter(timerNum,0);
Chip_TIMER_ResetOnMatchDisable(t, match); // reset count on match0
}
else
{
Chip_TIMER_ResetOnMatchEnable(t, match); // reset count on match0
}
Chip_TIMER_Enable(t);
}
void PWMInit(void) {
halTimers[CHANNEL_A_TIMER_INDEX].timer = CHANNEL_A_TIMER;
halTimers[CHANNEL_A_TIMER_INDEX].port[0] = CHANNEL_A_0_PORT;
halTimers[CHANNEL_A_TIMER_INDEX].port[1] = CHANNEL_A_1_PORT;
halTimers[CHANNEL_A_TIMER_INDEX].pin[0] = CHANNEL_A_0_PIN;
halTimers[CHANNEL_A_TIMER_INDEX].pin[1] = CHANNEL_A_1_PIN;
halTimers[CHANNEL_A_TIMER_INDEX].portGpio[0] = CHANNEL_A_0_PORT_GPIO;
halTimers[CHANNEL_A_TIMER_INDEX].portGpio[1] = CHANNEL_A_1_PORT_GPIO;
halTimers[CHANNEL_A_TIMER_INDEX].pinGpio[0] = CHANNEL_A_0_PIN_GPIO;
halTimers[CHANNEL_A_TIMER_INDEX].pinGpio[1] = CHANNEL_A_1_PIN_GPIO;
halTimers[CHANNEL_A_TIMER_INDEX].timerMode[0] = MD_PUP | FUNC6;
halTimers[CHANNEL_A_TIMER_INDEX].timerMode[1] = MD_PUP | FUNC6;
halTimers[CHANNEL_A_TIMER_INDEX].gpioMode[0] = MD_PUP | FUNC4;
halTimers[CHANNEL_A_TIMER_INDEX].gpioMode[1] = MD_PUP | FUNC4;
halTimers[CHANNEL_A_TIMER_INDEX].timerChannel[0] = 0;
halTimers[CHANNEL_A_TIMER_INDEX].timerChannel[1] = 1;
halTimers[CHANNEL_A_TIMER_INDEX].witdh[0] = 0;
halTimers[CHANNEL_A_TIMER_INDEX].witdh[1] = 0;
halTimers[CHANNEL_A_TIMER_INDEX].enabled[0] = 0;
halTimers[CHANNEL_A_TIMER_INDEX].enabled[1] = 0;
halTimers[CHANNEL_A_TIMER_INDEX].period = 0;
Chip_GPIO_SetPinOutLow(LPC_GPIO_PORT, CHANNEL_A_0_PORT_GPIO, CHANNEL_A_0_PIN_GPIO);
Chip_GPIO_SetPinOutLow(LPC_GPIO_PORT, CHANNEL_A_1_PORT_GPIO, CHANNEL_A_1_PIN_GPIO);
Chip_GPIO_SetPinDIRInput(LPC_GPIO_PORT, CHANNEL_A_0_PORT_GPIO, CHANNEL_A_0_PIN_GPIO);
Chip_GPIO_SetPinDIRInput(LPC_GPIO_PORT, CHANNEL_A_1_PORT_GPIO, CHANNEL_A_1_PIN_GPIO);
Chip_SCU_PinMuxSet(CHANNEL_A_0_PORT, CHANNEL_A_0_PIN, halTimers[CHANNEL_A_TIMER_INDEX].gpioMode[0]);
Chip_SCU_PinMuxSet(CHANNEL_A_1_PORT, CHANNEL_A_1_PIN, halTimers[CHANNEL_A_TIMER_INDEX].gpioMode[1]);
halTimers[CHANNEL_B_TIMER_INDEX].timer = CHANNEL_B_TIMER;
halTimers[CHANNEL_B_TIMER_INDEX].port[0] = CHANNEL_B_0_PORT;
halTimers[CHANNEL_B_TIMER_INDEX].port[1] = CHANNEL_B_1_PORT;
halTimers[CHANNEL_B_TIMER_INDEX].pin[0] = CHANNEL_B_0_PIN;
halTimers[CHANNEL_B_TIMER_INDEX].pin[1] = CHANNEL_B_1_PIN;
halTimers[CHANNEL_B_TIMER_INDEX].portGpio[0] = CHANNEL_B_0_PORT_GPIO;
halTimers[CHANNEL_B_TIMER_INDEX].portGpio[1] = CHANNEL_B_1_PORT_GPIO;
halTimers[CHANNEL_B_TIMER_INDEX].pinGpio[0] = CHANNEL_B_0_PIN_GPIO;
halTimers[CHANNEL_B_TIMER_INDEX].pinGpio[1] = CHANNEL_B_1_PIN_GPIO;
halTimers[CHANNEL_B_TIMER_INDEX].timerMode[0] = MD_PUP | FUNC5;
halTimers[CHANNEL_B_TIMER_INDEX].timerMode[1] = MD_PUP | FUNC5;
halTimers[CHANNEL_B_TIMER_INDEX].gpioMode[0] = MD_PUP | FUNC4;
halTimers[CHANNEL_B_TIMER_INDEX].gpioMode[1] = MD_PUP | FUNC4;
halTimers[CHANNEL_B_TIMER_INDEX].timerChannel[0] = 0;
halTimers[CHANNEL_B_TIMER_INDEX].timerChannel[1] = 1;
halTimers[CHANNEL_B_TIMER_INDEX].witdh[0] = 0;
halTimers[CHANNEL_B_TIMER_INDEX].witdh[1] = 0;
halTimers[CHANNEL_B_TIMER_INDEX].enabled[0] = 0;
halTimers[CHANNEL_B_TIMER_INDEX].enabled[1] = 0;
halTimers[CHANNEL_B_TIMER_INDEX].period = 0;
Chip_GPIO_SetPinOutLow(LPC_GPIO_PORT, CHANNEL_B_0_PORT_GPIO, CHANNEL_B_0_PIN_GPIO);
Chip_GPIO_SetPinOutLow(LPC_GPIO_PORT, CHANNEL_B_1_PORT_GPIO, CHANNEL_B_1_PIN_GPIO);
Chip_GPIO_SetPinDIRInput(LPC_GPIO_PORT, CHANNEL_B_0_PORT_GPIO, CHANNEL_B_0_PIN_GPIO);
Chip_GPIO_SetPinDIRInput(LPC_GPIO_PORT, CHANNEL_B_1_PORT_GPIO, CHANNEL_B_1_PIN_GPIO);
Chip_SCU_PinMuxSet(CHANNEL_B_0_PORT, CHANNEL_B_0_PIN, halTimers[CHANNEL_B_TIMER_INDEX].gpioMode[0]);
Chip_SCU_PinMuxSet(CHANNEL_B_1_PORT, CHANNEL_B_1_PIN, halTimers[CHANNEL_B_TIMER_INDEX].gpioMode[1]);
halTimers[CHANNEL_C_TIMER_INDEX].timer = CHANNEL_C_TIMER;
halTimers[CHANNEL_C_TIMER_INDEX].port[0] = CHANNEL_C_0_PORT;
halTimers[CHANNEL_C_TIMER_INDEX].port[1] = CHANNEL_C_1_PORT;
halTimers[CHANNEL_C_TIMER_INDEX].pin[0] = CHANNEL_C_0_PIN;
halTimers[CHANNEL_C_TIMER_INDEX].pin[1] = CHANNEL_C_1_PIN;
halTimers[CHANNEL_C_TIMER_INDEX].portGpio[0] = CHANNEL_C_0_PORT_GPIO;
halTimers[CHANNEL_C_TIMER_INDEX].portGpio[1] = CHANNEL_C_1_PORT_GPIO;
halTimers[CHANNEL_C_TIMER_INDEX].pinGpio[0] = CHANNEL_C_0_PIN_GPIO;
halTimers[CHANNEL_C_TIMER_INDEX].pinGpio[1] = CHANNEL_C_1_PIN_GPIO;
halTimers[CHANNEL_C_TIMER_INDEX].timerMode[0] = MD_PUP | FUNC1;
halTimers[CHANNEL_C_TIMER_INDEX].timerMode[1] = MD_PUP | FUNC1;
halTimers[CHANNEL_C_TIMER_INDEX].gpioMode[0] = MD_PUP | FUNC4;
halTimers[CHANNEL_C_TIMER_INDEX].gpioMode[1] = MD_PUP | FUNC0;
halTimers[CHANNEL_C_TIMER_INDEX].timerChannel[0] = 0;
halTimers[CHANNEL_C_TIMER_INDEX].timerChannel[1] = 3; // Special mapping for the Channel C_1
halTimers[CHANNEL_C_TIMER_INDEX].witdh[0] = 0;
halTimers[CHANNEL_C_TIMER_INDEX].witdh[1] = 0;
halTimers[CHANNEL_C_TIMER_INDEX].enabled[0] = 0;
halTimers[CHANNEL_C_TIMER_INDEX].enabled[1] = 0;
halTimers[CHANNEL_C_TIMER_INDEX].period = 0;
Chip_GPIO_SetPinOutLow(LPC_GPIO_PORT, CHANNEL_C_0_PORT_GPIO, CHANNEL_C_0_PIN_GPIO);
Chip_GPIO_SetPinOutLow(LPC_GPIO_PORT, CHANNEL_C_1_PORT_GPIO, CHANNEL_C_1_PIN_GPIO);
Chip_GPIO_SetPinDIRInput(LPC_GPIO_PORT, CHANNEL_C_0_PORT_GPIO, CHANNEL_C_0_PIN_GPIO);
Chip_GPIO_SetPinDIRInput(LPC_GPIO_PORT, CHANNEL_C_1_PORT_GPIO, CHANNEL_C_1_PIN_GPIO);
Chip_SCU_PinMuxSet(CHANNEL_C_0_PORT, CHANNEL_C_0_PIN, halTimers[CHANNEL_C_TIMER_INDEX].gpioMode[0]);
Chip_SCU_PinMuxSet(CHANNEL_C_1_PORT, CHANNEL_C_1_PIN, halTimers[CHANNEL_C_TIMER_INDEX].gpioMode[1]);
for (int i = 0; i < 3; ++i) {
for (int j = 0; j < 2; ++j) {
Chip_TIMER_ResetOnMatchDisable(halTimers[i].timer, halTimers[i].timerChannel[j]);
Chip_TIMER_StopOnMatchDisable(halTimers[i].timer, halTimers[i].timerChannel[j]);
Chip_TIMER_MatchDisableInt(halTimers[i].timer, halTimers[i].timerChannel[j]);
Chip_TIMER_ExtMatchControlSet(halTimers[i].timer, 1, TIMER_EXTMATCH_CLEAR, halTimers[i].timerChannel[j]);
}
}
}
