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Working PWM init

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This commit is contained in:
Ben V. Brown
2022-04-19 19:37:57 +10:00
parent 2ab5c83e52
commit 8531d2222a
13 changed files with 597 additions and 912 deletions
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40
source/Core/BSP/Magic/Setup.cpp
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@@ -19,17 +19,38 @@ uint16_t ADCReadings[ADC_NORM_SAMPLES]; // room for 32 lots of the pair of readi
// Functions
void setup_slow_PWM();
void setup_timer_scheduler(void);
void setup_pwm(void);
void setup_adc(void);
void hardware_init() {
gpio_set_mode(OLED_RESET_Pin, GPIO_OUTPUT_MODE);
gpio_set_mode(KEY_A_Pin, GPIO_INPUT_PD_MODE);
gpio_set_mode(KEY_B_Pin, GPIO_INPUT_PD_MODE);
setup_slow_PWM();
setup_adc();
I2C_ClockSet(I2C0_ID, 400000);
}
setup_timer_scheduler();
setup_adc();
setup_pwm();
I2C_ClockSet(I2C0_ID, 400000); // Sets clock to around 375kHz
}
void setup_pwm(void) {
// Setup PWM we use for driving the tip
PWM_CH_CFG_Type cfg = {
PWM_Channel, // channel
PWM_CLK_XCLK, // Clock
PWM_STOP_GRACEFUL, // Stop mode
PWM_POL_NORMAL, // Normal Polarity
50, // Clock Div
100, // Period
0, // Thres 1 - start at beginng
50, // Thres 2 - turn off at 50%
0, // Interrupt pulse count
};
BL_Err_Type err = PWM_Channel_Init(&cfg);
uint32_t pwm_clk = peripheral_clock_get(PERIPHERAL_CLOCK_PWM);
MSG((char *)"PWM Setup returns %d %d\r\n", err, pwm_clk);
PWM_Channel_Enable(PWM_Channel);
}
void setup_adc(void) {
MSG((char *)"Setting up ADC\r\n");
//
@@ -73,7 +94,7 @@ void setup_adc(void) {
struct device *timer0;
void setup_slow_PWM() {
void setup_timer_scheduler() {
timer_register(TIMER0_INDEX, "timer0");
@@ -98,18 +119,11 @@ void setup_slow_PWM() {
}
void setupFUSBIRQ() {
return; // TODO
MSG((char *)"Setting up FUSB IRQ\r\n");
gpio_set_mode(FUSB302_IRQ_Pin, GPIO_SYNC_FALLING_TRIGER_INT_MODE);
MSG((char *)"Setting up FUSB IRQ1r\n");
CPU_Interrupt_Disable(GPIO_INT0_IRQn);
MSG((char *)"Setting up FUSB IRQ2\r\n");
Interrupt_Handler_Register(GPIO_INT0_IRQn, GPIO_IRQHandler);
MSG((char *)"Setting up FUSB IRQ3\r\n");
CPU_Interrupt_Enable(GPIO_INT0_IRQn);
MSG((char *)"Setting up FUSB IRQ4\r\n");
gpio_irq_enable(FUSB302_IRQ_Pin, ENABLE);
}