alema/usbc_soldering_iron
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This commit is contained in:
Alessandro Mauri 2026-05-31 10:49:46 +02:00
parent 463109a981
commit 32cd24b5c8
1 changed files with 18 additions and 18 deletions
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36
fw/main.c
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@ -138,7 +138,6 @@ static inline void setup_i2c(void)
}
// FIXME: this holds the max number of ADC channels, ideally this would be lower
volatile uint16_t adc_buffer[16];
// Set-up the adc to perform continous conversion of enabled channels, enable
// channel injection and setup DMA to automatically transfer conversion results
@ -282,7 +281,7 @@ static inline void setup_pwm(void)
// for channel 1 let CCxS stay 00 (output), set OC1M to 110 (PWM 1)
// enabling preload (OC1PE) causes the new pulse width in compare capture
// register only to come into effect when UG bit in SWEVGR is set
// (= initiate update) (auto-clears)
// (= initiate update) (auto-clears)
TIM3->CHCTLR1 |= TIM_OC1M_2 | TIM_OC1M_1 | TIM_OC1PE;
// Enable channel 1 output (PA6)
@ -363,7 +362,7 @@ uint16_t pid(int16_t delta, int16_t max_duty)
}
// Board Setup
/* ------------------------------ Board Setup ------------------------------- */
static inline void setup(void)
{
// Generic system setup
@ -371,7 +370,7 @@ static inline void setup(void)
funGpioInitAll();
USBFSSetup();
// Analog pin configuration
// ====================== Analog pin configuration ====================== //
funPinMode(PIN_VBUS, GPIO_CFGLR_IN_ANALOG);
funPinMode(PIN_CURRENT, GPIO_CFGLR_IN_ANALOG);
funPinMode(PIN_NTC, GPIO_CFGLR_IN_ANALOG);
@ -389,44 +388,45 @@ static inline void setup(void)
};
setup_adc_and_dma(adc_channels, sizeof(adc_channels), adc_injected, sizeof(adc_injected));
// Digital pin configuration
// ====================== Digital pin configuration ===================== //
funPinMode(PIN_12V, GPIO_CFGLR_OUT_10Mhz_PP);
funDigitalWrite(PIN_12V, 0);
funPinMode(PIN_HEATER, GPIO_CFGLR_OUT_10Mhz_AF_PP);
funDigitalWrite(PIN_HEATER, 0);
funPinMode(PIN_DISP_RST, GPIO_CFGLR_OUT_10Mhz_PP);
funDigitalWrite(PIN_DISP_RST, 1); // start with display disabled
funDigitalWrite(PIN_DISP_RST, 1);
funPinMode(PIN_ENC_A, GPIO_CFGLR_IN_PUPD); // enable pull-up/down
funDigitalWrite(PIN_ENC_A, 1); // specify pull-up
funDigitalWrite(PIN_ENC_A, 1); // specify pull-up
funPinMode(PIN_ENC_B, GPIO_CFGLR_IN_PUPD); // enable pull-up/down
funDigitalWrite(PIN_ENC_B, 1); // specify pull-up
funDigitalWrite(PIN_ENC_B, 1); // specify pull-up
funPinMode(PIN_BTN, GPIO_CFGLR_IN_FLOAT);
// Setup PWM timer
// Setup PWM timer, includes pin setup
setup_pwm();
pwm_off();
// Setup i2c line, includes setting the pin alternate mode
setup_i2c();
// =========================== Encoder Setup ============================ //
// Configure the IO as an interrupt.
// PIN_ENC_B is on port B, channel 11
AFIO->EXTICR1 |= AFIO_EXTICR1_EXTI11_PB; // Port B channel (pin) 11
EXTI->INTENR |= EXTI_INTENR_MR11; // Enable EXT11
EXTI->FTENR |= EXTI_FTENR_TR11; // Falling edge trigger
EXTI->RTENR |= EXTI_RTENR_TR11; // Rising edge trigger
EXTI->INTENR |= EXTI_INTENR_MR11; // Enable EXT11
EXTI->FTENR |= EXTI_FTENR_TR11; // Falling edge trigger
EXTI->RTENR |= EXTI_RTENR_TR11; // Rising edge trigger
// enable interrupt
NVIC_EnableIRQ(EXTI15_8_IRQn);
// PIN_ENC_A is on port B, channel 3
AFIO->EXTICR1 |= AFIO_EXTICR1_EXTI3_PB; // Port B channel (pin) 3
EXTI->INTENR |= EXTI_INTENR_MR3; // Enable EXT3
EXTI->FTENR |= EXTI_FTENR_TR3; // Falling edge trigger
EXTI->RTENR |= EXTI_RTENR_TR3; // Rising edge trigger
EXTI->INTENR |= EXTI_INTENR_MR3; // Enable EXT3
EXTI->FTENR |= EXTI_FTENR_TR3; // Falling edge trigger
EXTI->RTENR |= EXTI_RTENR_TR3; // Rising edge trigger
// enable interrupt
NVIC_EnableIRQ(EXTI7_0_IRQn);
// ============================= I2C Setup ============================== //
// Setup i2c line, includes setting the pin alternate mode
setup_i2c();
// Start i2c peripherals
u8g2 = display_init();
sc7a20_init();