static void adc_setup(void)
{
gpio_set_mode(GPIOA, GPIO_MODE_INPUT, GPIO_CNF_INPUT_ANALOG, GPIO0);
gpio_set_mode(GPIOA, GPIO_MODE_INPUT, GPIO_CNF_INPUT_ANALOG, GPIO1);
/* Make sure the ADC doesn't run during config. */
adc_off(ADC1);
/* We configure everything for one single conversion. */
adc_disable_scan_mode(ADC1);
adc_set_single_conversion_mode(ADC1);
adc_disable_external_trigger_regular(ADC1);
adc_set_right_aligned(ADC1);
adc_set_sample_time_on_all_channels(ADC1, ADC_SMPR_SMP_28DOT5CYC);
adc_power_on(ADC1);
/* Wait for ADC starting up. */
int i;
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
adc_reset_calibration(ADC1);
adc_calibration(ADC1);
}
static void adc_setup(void)
{
int i;
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_ADC1EN);
/* Make sure the ADC doesn't run during config. */
adc_off(ADC1);
/* We configure everything for one single timer triggered injected conversion. */
adc_disable_scan_mode(ADC1);
adc_set_single_conversion_mode(ADC1);
/* We can only use discontinuous mode on either the regular OR injected channels, not both */
adc_disable_discontinuous_mode_regular(ADC1);
adc_enable_discontinuous_mode_injected(ADC1);
/* We want to start the injected conversion with the TIM2 TRGO */
adc_enable_external_trigger_injected(ADC1,ADC_CR2_JEXTSEL_TIM2_TRGO);
adc_set_right_aligned(ADC1);
/* We want to read the temperature sensor, so we have to enable it. */
adc_enable_temperature_sensor(ADC1);
adc_set_sample_time_on_all_channels(ADC1, ADC_SMPR_SMP_28DOT5CYC);
adc_power_on(ADC1);
/* Wait for ADC starting up. */
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
adc_reset_calibration(ADC1);
while ((ADC_CR2(ADC1) & ADC_CR2_RSTCAL) != 0);
adc_calibration(ADC1);
while ((ADC_CR2(ADC1) & ADC_CR2_CAL) != 0);
}
static void adc_setup(void)
{
int i;
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_ADC1EN);
/* Make sure the ADC doesn't run during config. */
adc_off(ADC1);
/* We configure everything for one single conversion. */
adc_disable_scan_mode(ADC1);
adc_set_single_conversion_mode(ADC1);
adc_disable_external_trigger_regular(ADC1);
adc_set_right_aligned(ADC1);
/* We want to read the temperature sensor, so we have to enable it. */
adc_enable_temperature_sensor(ADC1);
adc_set_sample_time_on_all_channels(ADC1, ADC_SMPR_SMP_28DOT5CYC);
adc_power_on(ADC1);
/* Wait for ADC starting up. */
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
adc_reset_calibration(ADC1);
adc_calibration(ADC1);
}
void adc_setup(void)
{
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_ADC1EN);
gpio_set_mode(GPIOA, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_FLOAT, GPIO6);
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO5 | GPIO1);
/* Make sure the ADC doesn't run during config. */
adc_off(ADC1);
/* We configure everything for one single conversion. */
adc_disable_scan_mode(ADC1);
adc_set_single_conversion_mode(ADC1);
adc_disable_external_trigger_regular(ADC1);
adc_set_right_aligned(ADC1);
//adc_enable_temperature_sensor(ADC1);
//adc_set_injected_offset(ADC1, 0x2, 0x00);
adc_set_sample_time_on_all_channels(ADC1, ADC_SMPR_SMP_28DOT5CYC);
adc_power_on(ADC1);
/* Wait for ADC starting up. */
delay_ms(170);
adc_reset_calibration(ADC1);
adc_calibration(ADC1);
}
static void adc_setup(void)
{
int i;
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_ADC1EN);
/* Make sure the ADC doesn't run during config. */
adc_off(ADC1);
/* We configure everything for one single timer triggered injected conversion with interrupt generation. */
/* While not needed for a single channel, try out scan mode which does all channels in one sweep and
* generates the interrupt/EOC/JEOC flags set at the end of all channels, not each one.
*/
adc_enable_scan_mode(ADC1);
adc_set_single_conversion_mode(ADC1);
/* We want to start the injected conversion with the TIM2 TRGO */
adc_enable_external_trigger_injected(ADC1,ADC_CR2_JEXTSEL_TIM2_TRGO);
/* Generate the ADC1_2_IRQ */
adc_enable_eoc_interrupt_injected(ADC1);
adc_set_right_aligned(ADC1);
/* We want to read the temperature sensor, so we have to enable it. */
adc_enable_temperature_sensor(ADC1);
adc_set_sample_time_on_all_channels(ADC1, ADC_SMPR_SMP_28DOT5CYC);
adc_power_on(ADC1);
/* Wait for ADC starting up. */
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
adc_reset_calibration(ADC1);
while ((ADC_CR2(ADC1) & ADC_CR2_RSTCAL) != 0);
adc_calibration(ADC1);
while ((ADC_CR2(ADC1) & ADC_CR2_CAL) != 0);
}
/**
* Configure a specific adc.
*/
void adc_config(uint32_t adc, const uint8_t const *channel_array)
{
adc_enable_scan_mode(adc);
adc_set_continuous_conversion_mode(adc);
adc_set_right_aligned(adc);
adc_enable_external_trigger_regular(adc, ADC_CR2_EXTSEL_SWSTART);
adc_set_sample_time_on_all_channels(adc, ADC_SAMPLE_TIME);
adc_enable_dma(adc);
adc_power_on(adc);
{
int i;
/* Wait a bit for the adc to power on. */
for (i = 0; i < 800000; i++) {
__asm("nop");
}
}
adc_reset_calibration(adc);
adc_calibration(adc);
adc_set_regular_sequence(adc, ADC_RAW_SAMPLE_COUNT/2,
(uint8_t *)channel_array);
}
int main(void)
{
clock_setup();
gpio_setup();
systick_setup();
adc_off(ADC1);
usart_enable_all_pins();
usart_console_setup();
printf("hello!\n");
// power up the RHT chip...
dht_power(true);
delay_ms(2000);
setup_tim7();
platform_simrf_init();
// interrupt pin from mrf
platform_mrf_interrupt_enable();
simrf_soft_reset();
simrf_init();
simrf_immediate_sleep();
simrf_pan_write(0xcafe);
uint16_t pan_sanity_check = simrf_pan_read();
printf("pan read back in as %#x\n", pan_sanity_check);
simrf_address16_write(0x1111);
adc_power_on(ADC1);
adc_reset_calibration(ADC1);
adc_calibration(ADC1);
jack_setup(&jack1, &state.jack_machine1);
jack_setup(&jack2, &state.jack_machine2);
//state.rf_dest_id = 0x4202;
state.rf_dest_id = 0x1;
while (1) {
struct jacks_result_t jr1, jr2;
simrf_check_flags(NULL, &handle_tx);
loop_forever();
jack_run_task(&state.jack_machine1, &jr1);
if (jr1.ready) {
printf("Channel 1 result: %d\n", jr1.value);
}
jack_run_task(&state.jack_machine2, &jr2);
if (jr2.ready) {
printf("Channel 2 result: %d\n", jr2.value);
}
task_send_data(&state);
__WFI();
}
return 0;
}
/**
* Enable selected channels on specified ADC.
* Usage:
*
* adc_init_single(ADC1, 1, 1, 0, 0);
*
* ... would enable ADC1, enabling channels 1 and 2,
* but not 3 and 4.
*/
static inline void adc_init_single(uint32_t adc,
uint8_t chan1, uint8_t chan2,
uint8_t chan3, uint8_t chan4)
{
uint8_t num_channels, rank;
uint8_t channels[4];
// Paranoia, must be down for 2+ ADC clock cycles before calibration
adc_off(adc);
/* enable adc clock */
if (adc == ADC1) {
#ifdef USE_AD1
num_channels = NB_ADC1_CHANNELS;
ADC1_GPIO_INIT();
#endif
}
else if (adc == ADC2) {
#ifdef USE_AD2
num_channels = NB_ADC2_CHANNELS;
ADC2_GPIO_INIT();
#endif
}
/* Configure ADC */
/* Explicitly setting most registers, reset/default values are correct for most */
/* Set CR1 register. */
/* Clear AWDEN */
adc_disable_analog_watchdog_regular(adc);
/* Clear JAWDEN */
adc_disable_analog_watchdog_injected(adc);
/* Clear DISCEN */
adc_disable_discontinuous_mode_regular(adc);
/* Clear JDISCEN */
adc_disable_discontinuous_mode_injected(adc);
/* Clear JAUTO */
adc_disable_automatic_injected_group_conversion(adc);
/* Set SCAN */
adc_enable_scan_mode(adc);
/* Enable ADC<X> JEOC interrupt (Set JEOCIE) */
adc_enable_eoc_interrupt_injected(adc);
/* Clear AWDIE */
adc_disable_awd_interrupt(adc);
/* Clear EOCIE */
adc_disable_eoc_interrupt(adc);
/* Set CR2 register. */
/* Clear TSVREFE */
adc_disable_temperature_sensor(adc);
/* Clear EXTTRIG */
adc_disable_external_trigger_regular(adc);
/* Clear ALIGN */
adc_set_right_aligned(adc);
/* Clear DMA */
adc_disable_dma(adc);
/* Clear CONT */
adc_set_single_conversion_mode(adc);
rank = 0;
if (chan1) {
adc_set_sample_time(adc, adc_channel_map[0], ADC_SMPR1_SMP_41DOT5CYC);
channels[rank] = adc_channel_map[0];
rank++;
}
if (chan2) {
adc_set_sample_time(adc, adc_channel_map[1], ADC_SMPR1_SMP_41DOT5CYC);
channels[rank] = adc_channel_map[1];
rank++;
}
if (chan3) {
adc_set_sample_time(adc, adc_channel_map[2], ADC_SMPR1_SMP_41DOT5CYC);
channels[rank] = adc_channel_map[2];
rank++;
}
if (chan4) {
adc_set_sample_time(adc, adc_channel_map[3], ADC_SMPR1_SMP_41DOT5CYC);
channels[rank] = adc_channel_map[3];
}
adc_set_injected_sequence(adc, num_channels, channels);
#if USE_AD_TIM4
#pragma message "Info: Using TIM4 for ADC"
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM4_TRGO);
#elif USE_AD_TIM1
#pragma message "Info: Using TIM1 for ADC"
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM1_TRGO);
#else
#pragma message "Info: Using default TIM2 for ADC"
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM2_TRGO);
#endif
/* Enable ADC<X> */
adc_power_on(adc);
/* Enable ADC<X> reset calibaration register */
adc_reset_calibration(adc);
/* Check the end of ADC<X> reset calibration */
while ((ADC_CR2(adc) & ADC_CR2_RSTCAL) != 0);
/* Start ADC<X> calibaration */
adc_calibration(adc);
/* Check the end of ADC<X> calibration */
while ((ADC_CR2(adc) & ADC_CR2_CAL) != 0);
} // adc_init_single
int main(void)
{
NVIC_SetVectorTable(NVIC_VectTab_FLASH,0x3000);
set_msi();
DBGMCU_Config(DBGMCU_SLEEP | DBGMCU_STANDBY | DBGMCU_STOP, DISABLE);
set_bor();
Power.sleep_now=DISABLE;
DataUpdate.Need_erase_flash=ENABLE;
Settings.Geiger_voltage=360; // Напряжение на датчике 360 вольт
Settings.Pump_Energy=350; // энергия накачки 350 мТл
DataUpdate.current_flash_page=0;
io_init(); // Инициализация потров МК
eeprom_write_default_settings(); // Проверка, заполнен ли EEPROM
eeprom_read_settings(); // Чтение настроек из EEPROM
screen=1;
Power.USB_active=DISABLE;
Power.sleep_time=Settings.Sleep_time;
Power.Display_active=ENABLE;
ADCData.DAC_voltage_raw=0x610;
dac_init();
comp_init();
comp_on();
timer9_Config(); // Конфигурируем таймер накачки
timer10_Config();
tim2_Config();
sound_activate();
delay_ms(100);
sound_deactivate();
//--------------------------------------------------------------------
RTC_Config(); // Конфигурируем часы
//--------------------------------------------------------------------
// инициализация дисплея
//--------------------------------------------------------------------
delay_ms(50); // подождать установки напряжения
display_on();
LcdInit();
LcdClear();
//--------------------------------------------------------------------
adc_init();
delay_ms(100);
adc_calibration();
delay_ms(10);
//--------------------------------------------------------------------
EXTI8_Config();
#ifdef version_401
EXTI9_Config();
#endif
EXTI3_Config();
EXTI4_Config();
EXTI6_Config();
DataUpdate.Need_batt_voltage_update=ENABLE;
if(!GPIO_ReadInputDataBit(GPIOA, GPIO_Pin_6))hidden_menu=ENABLE; // Открытие сервисных пунктов меню
delay_ms(500); // подождать установки напряжения
while(1)
/////////////////////////////////
{
if(DataUpdate.Need_fon_update==ENABLE) geiger_calc_fon();
if(key>0) keys_proccessing();
if(DataUpdate.Need_batt_voltage_update) adc_check_event();
////////////////////////////////////////////////////
if((Power.sleep_time>0)&(!Power.Display_active))sleep_mode(DISABLE); // Если дисплей еще выключен, а счетчик сна уже отсчитывает, поднимаем напряжение и включаем дисплей
if(Power.Display_active)
{
if(Power.sleep_time==0 && !Alarm.Alarm_active) sleep_mode(ENABLE); // Счетчик сна досчитал до нуля, а дисплей еще активен, то выключаем его и понижаем напряжение
if(Power.led_sleep_time>0)
{
GPIO_ResetBits(GPIOC,GPIO_Pin_13);// Включаем подсветку
} else {
GPIO_SetBits(GPIOC,GPIO_Pin_13);// Выключаем подсветку
}
if(DataUpdate.Need_display_update==ENABLE)
{
DataUpdate.Need_display_update=DISABLE;
LcdClear_massive();
if (screen==1)main_screen();
if (screen==2)menu_screen();
if (screen==3)stat_screen();
}
///////////////////////////////////////////////////////////////////////////////
}
#ifdef version_401
if((!Power.USB_active) && (GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_9))){
usb_activate(0x0); // Если питание USB начало подаваться включаем USB
}
#endif
if(!Power.USB_active) // если USB не активен, можно уходить в сон
{
if(current_pulse_count<30) // Если счетчик не зашкаливает, то можно уйти в сон
{
if(!Power.Pump_active && !Power.Sound_active)
{
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI); // Переходим в сон
#ifdef debug
Wakeup.total_wakeup++;
DataUpdate.Need_display_update=ENABLE;
#endif
} else
{
PWR_EnterSleepMode(PWR_Regulator_ON, PWR_SLEEPEntry_WFI);
#ifdef debug
Wakeup.total_wakeup++;
DataUpdate.Need_display_update=ENABLE;
#endif
}
}
}else USB_work(); // если USB активен, попробовать передать данные
#ifdef debug
Wakeup.total_cycle++;
DataUpdate.Need_display_update=ENABLE;
#endif
}
///////////////////////////////////////////////////////////////////////////////
}
static inline void adc_init_single(uint32_t adc, uint8_t nb_channels, uint8_t* channel_map)
{
// Paranoia, must be down for 2+ ADC clock cycles before calibration
adc_off(adc);
/* Configure ADC */
/* Explicitly setting most registers, reset/default values are correct for most */
/* Set CR1 register. */
/* Clear AWDEN */
adc_disable_analog_watchdog_regular(adc);
/* Clear JAWDEN */
adc_disable_analog_watchdog_injected(adc);
/* Clear DISCEN */
adc_disable_discontinuous_mode_regular(adc);
/* Clear JDISCEN */
adc_disable_discontinuous_mode_injected(adc);
/* Clear JAUTO */
adc_disable_automatic_injected_group_conversion(adc);
/* Set SCAN */
adc_enable_scan_mode(adc);
/* Enable ADC<X> JEOC interrupt (Set JEOCIE) */
adc_enable_eoc_interrupt_injected(adc);
/* Clear AWDIE */
adc_disable_awd_interrupt(adc);
/* Clear EOCIE */
adc_disable_eoc_interrupt(adc);
/* Set CR2 register. */
/* Clear TSVREFE */
#if defined(STM32F1)
adc_disable_temperature_sensor(adc);
#elif defined(STM32F4)
adc_disable_temperature_sensor();
#endif
/* Clear EXTTRIG */
adc_disable_external_trigger_regular(adc);
/* Clear ALIGN */
adc_set_right_aligned(adc);
/* Clear DMA */
adc_disable_dma(adc);
/* Clear CONT */
adc_set_single_conversion_mode(adc);
//uint8_t x = 0;
//for (x = 0; x < nb_channels; x++) {
// adc_set_sample_time(adc, channel_map[x], ADC_SAMPLE_TIME);
//}
adc_set_sample_time_on_all_channels(adc, ADC_SAMPLE_TIME);
adc_set_injected_sequence(adc, nb_channels, channel_map);
#if USE_AD_TIM4
PRINT_CONFIG_MSG("Info: Using TIM4 for ADC")
#if defined(STM32F1)
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM4_TRGO);
#elif defined(STM32F4)
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM4_TRGO, ADC_CR2_JEXTEN_BOTH_EDGES);
#endif
#elif USE_AD_TIM1
PRINT_CONFIG_MSG("Info: Using TIM1 for ADC")
#if defined(STM32F1)
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM1_TRGO);
#elif defined(STM32F4)
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM1_TRGO, ADC_CR2_JEXTEN_BOTH_EDGES);
#endif
#else
PRINT_CONFIG_MSG("Info: Using default TIM2 for ADC")
#if defined(STM32F1)
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM2_TRGO);
#elif defined(STM32F4)
adc_enable_external_trigger_injected(adc, ADC_CR2_JEXTSEL_TIM2_TRGO, ADC_CR2_JEXTEN_BOTH_EDGES);
#endif
#endif
/* Enable ADC<X> */
adc_power_on(adc);
#if defined(STM32F1)
/* Enable ADC<X> reset calibaration register */
adc_reset_calibration(adc);
/* Check the end of ADC<X> reset calibration */
while ((ADC_CR2(adc) & ADC_CR2_RSTCAL) != 0);
/* Start ADC<X> calibaration */
adc_calibration(adc);
/* Check the end of ADC<X> calibration */
while ((ADC_CR2(adc) & ADC_CR2_CAL) != 0);
#endif
return;
} // adc_init_single
void Ad9361RadioInit(int via_fpga, int fd, PRADCONF pRadConfig)
{
unsigned char Loopback;
unsigned char NumAntennas;
unsigned char BandNumber;
unsigned int rc = 0;
unsigned int i;
unsigned char val;
unsigned char valr;
PADRADPROFILE pRadProfile;
BandNumber = pRadConfig->Band;
NumAntennas = pRadConfig->NumAntennas;
Loopback = pRadConfig->TxLoopback;
pRadProfile = (PADRADPROFILE)pRadConfig->pRadProfile;
// Get revision ID (least significant 3 bits of Product ID register)
//
// Send first instruction (common to all revs) to enable reads and writes
// to the chip
//
Ad9361WriteReg(via_fpga, fd, 0x3df, 0x01);
//
// Get the revision ID
//
val = Ad9361ReadReg(via_fpga, fd, 0x37);
val &= 0x07; // Mask out all bits except D2 through D0
printf("AD9361 Revision %u detected\n", val);
i = 1; // SKIP 1ST WRITE COMMAND AS IT IS WRITTEN ABOVE NOW
while (pRadProfile[i].OpCode != EORP)
{
switch (pRadProfile[i].OpCode)
{
case SPIRD:
//
// Register read operation
//
val = Ad9361ReadReg(via_fpga, fd, pRadProfile[i].Addr);
printf("0x%x=0x%x\n", pRadProfile[i].Addr, val);
break;
case SPIWR:
//
// Write operation, search patch table for
// alternate value (if any)
// And write out current data or patched
// data if there is a match in the patch table
//
val = pRadProfile[i].Data;
// TX antenna enable register
if (pRadProfile[i].Addr == 2)
{
//
// Antennas mask
// Bit 7:1 6:1
//
//val = (NumAntennas == 1) ? 0x5E : 0xDE;
}
// RX antenna enable register
if (pRadProfile[i].Addr == 3)
{
//
// Antennas mask
// Bit 7:1 6:1
//
//val = (NumAntennas == 1) ? 0x5E : 0xDE;
}
if (pRadProfile[i].Addr == 0x010)
{
if (pRadConfig->RadioMode == RADMODE_PULSE)
val |= 1<<3; // Pulse Mode
// RX Frame signal Level mode, bit 3 equals 0
if (NumAntennas == 2)
{
val |= 1<<2; // 2R2T Timing
}
}
if (pRadProfile[i].Addr == 0x006)
{
val = (pRadConfig->RadId == 0) ? 0x0F : 0x00;
}
if (pRadProfile[i].Addr == 0x007)
{
val = 0x00;
}
#ifdef CAL_TIA
if(pRadProfile[i].Addr >= 0x1DB && pRadProfile[i].Addr <= 0x1DF)
{
tia_calibration(via_fpga, fd, pRadProfile[i].Addr, &val);
}
#endif
#ifdef CAL_ADC
if(pRadProfile[i].Addr >= 0x200 && pRadProfile[i].Addr <= 0x227)
{
adc_calibration(via_fpga, fd, pRadProfile[i].Addr, &val);
}
#endif
Ad9361WriteReg(via_fpga, fd, pRadProfile[i].Addr, val);
break;
case DELAY:
//
// Delay operation:
//
sleep(5 * pRadProfile[i].Data / 1000);
break;
case WCALDONE:
//
// Wait Calibration done operation
//
sleep(pRadProfile[i].Data / 1000);
break;
}
i++;
}
// set loopback mode
Ad9361SetLoopback(via_fpga, fd, (Loopback == 1) ? 1 : 0);
printf("AD9361 driver initialization completed\n");
#ifdef DUMP_AD9361_REGISTERS
Ad9361DumpRegs(via_fpga, fd);
#endif
}
void accel_highg_init()
{
uint8_t channel_array[16];
gpio_set_mode(GPIOB, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_ANALOG, GPIO0 | GPIO1 | GPIO2);
adc_set_dual_mode(ADC_CR1_DUALMOD_RSM);
/* ADC1 + ADC2 dual mode */
adc_set_dual_mode(ADC_CR1_DUALMOD_ISM);
adc_enable_external_trigger_injected(ADC1, ADC_CR2_JEXTSEL_TIM1_TRGO);
adc_enable_external_trigger_injected(ADC3, ADC_CR2_JEXTSEL_TIM1_TRGO);
adc_enable_dma(ADC1);
adc_enable_dma(ADC3);
adc_power_on(ADC1);
adc_power_on(ADC2);
adc_power_on(ADC3);
adc_stab_sleep();
adc_reset_calibration(ADC1);
adc_reset_calibration(ADC2);
adc_reset_calibration(ADC3);
adc_calibration(ADC1);
adc_calibration(ADC2);
adc_calibration(ADC3);
memset(channel_array, 0, sizeof(channel_array));
channel_array[0] = 10;
adc_set_injected_sequence(ADC1, 1, channel_array);
channel_array[0] = 11;
adc_set_injected_sequence(ADC2, 1, channel_array);
channel_array[0] = 12;
adc_set_injected_sequence(ADC3, 1, channel_array);
timer_reset(TIM1);
timer_enable_irq(TIM1, TIM_DIER_UIE);
timer_set_mode(TIM1, TIM_CR1_CKD_CK_INT,
TIM_CR1_CMS_EDGE, TIM_CR1_DIR_UP);
/* 500Hz */
timer_set_prescaler(TIM1, 64);
timer_set_period(TIM1, 2250);
/* Generate TRGO */
timer_set_master_mode(TIM1, TIM_CR2_MMS_UPDATE);
dma_set_peripheral_address(DMA1, DMA_CHANNEL5, (uint32_t) &ADC1_DR);
dma_set_read_from_memory(DMA1, DMA_CHANNEL5);
dma_enable_memory_increment_mode(DMA1, DMA_CHANNEL5);
dma_set_peripheral_size(DMA1, DMA_CHANNEL5, DMA_CCR_PSIZE_32BIT);
dma_set_memory_size(DMA1, DMA_CHANNEL5, DMA_CCR_MSIZE_32BIT);
dma_set_priority(DMA1, DMA_CHANNEL5, DMA_CCR_PL_HIGH);
dma_set_peripheral_address(DMA1, DMA_CHANNEL6, (uint32_t) &ADC3_DR);
dma_set_read_from_peripheral(DMA1, DMA_CHANNEL6);
dma_enable_memory_increment_mode(DMA1, DMA_CHANNEL6);
dma_set_peripheral_size(DMA1, DMA_CHANNEL6, DMA_CCR_PSIZE_16BIT);
dma_set_memory_size(DMA1, DMA_CHANNEL6, DMA_CCR_MSIZE_16BIT);
dma_set_priority(DMA1, DMA_CHANNEL6, DMA_CCR_PL_HIGH);
dma_enable_transfer_complete_interrupt(DMA1, DMA_CHANNEL5);
dma_enable_transfer_complete_interrupt(DMA1, DMA_CHANNEL6);
}
static void setup_stm32f1_peripherals(void)
{
rcc_peripheral_enable_clock(&RCC_APB1ENR,
RCC_APB1ENR_I2C1EN);
rcc_peripheral_enable_clock(&RCC_APB2ENR,
RCC_APB2ENR_ADC1EN);
/* GPIO pin for I2C1 SCL, SDA */
/* VESNA v1.0
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
GPIO_CNF_OUTPUT_ALTFN_OPENDRAIN, GPIO6);
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
GPIO_CNF_OUTPUT_ALTFN_OPENDRAIN, GPIO7);
*/
/* VESNA v1.1 */
AFIO_MAPR |= AFIO_MAPR_I2C1_REMAP;
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
GPIO_CNF_OUTPUT_ALTFN_OPENDRAIN, TDA_PIN_SCL);
gpio_set_mode(GPIOB, GPIO_MODE_OUTPUT_50_MHZ,
GPIO_CNF_OUTPUT_ALTFN_OPENDRAIN, TDA_PIN_SDA);
/* GPIO pin for TDA18219 IRQ */
gpio_set_mode(GPIOA, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_FLOAT, TDA_PIN_IRQ);
/* GPIO pin for TDA18219 IF AGC */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TDA_PIN_IF_AGC);
/* Set to lowest gain for now */
gpio_clear(GPIOA, TDA_PIN_IF_AGC);
/* GPIO pin for AD8307 ENB */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TDA_PIN_ENB);
/* ADC pin for AD8307 output */
gpio_set_mode(GPIOA, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_ANALOG, TDA_PIN_OUT);
/* Setup I2C */
i2c_peripheral_disable(I2C1);
/* 400 kHz - I2C Fast Mode */
i2c_set_clock_frequency(I2C1, I2C_CR2_FREQ_24MHZ);
i2c_set_fast_mode(I2C1);
/* 400 kHz */
i2c_set_ccr(I2C1, 0x14);
/* 300 ns rise time */
i2c_set_trise(I2C1, 0x08);
i2c_peripheral_enable(I2C1);
/* Make sure the ADC doesn't run during config. */
adc_off(ADC1);
/* We configure everything for one single conversion. */
adc_disable_scan_mode(ADC1);
adc_set_single_conversion_mode(ADC1);
adc_enable_discontinous_mode_regular(ADC1);
adc_disable_external_trigger_regular(ADC1);
adc_set_right_aligned(ADC1);
adc_set_conversion_time_on_all_channels(ADC1, ADC_SMPR_SMP_28DOT5CYC);
adc_on(ADC1);
/* Wait for ADC starting up. */
int i;
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
adc_reset_calibration(ADC1);
adc_calibration(ADC1);
uint8_t channel_array[16];
/* Select the channel we want to convert. */
if(TDA_PIN_OUT == GPIO0) {
channel_array[0] = 0;
} else if(TDA_PIN_OUT == GPIO2) {
channel_array[0] = 2;
}
adc_set_regular_sequence(ADC1, 1, channel_array);
}
