void platform_init(void)
{
uint32_t data;
SCS_DEMCR |= SCS_DEMCR_VC_MON_EN;
#ifdef ENABLE_DEBUG
void initialise_monitor_handles(void);
initialise_monitor_handles();
#endif
rcc_clock_setup_in_hse_8mhz_out_72mhz();
/* Enable peripherals */
rcc_periph_clock_enable(RCC_USB);
rcc_periph_clock_enable(RCC_GPIOA);
rcc_periph_clock_enable(RCC_GPIOB);
rcc_periph_clock_enable(RCC_AFIO);
rcc_periph_clock_enable(RCC_CRC);
/* Unmap JTAG Pins so we can reuse as GPIO */
data = AFIO_MAPR;
data &= ~AFIO_MAPR_SWJ_MASK;
data |= AFIO_MAPR_SWJ_CFG_JTAG_OFF_SW_OFF;
AFIO_MAPR = data;
/* Setup JTAG GPIO ports */
gpio_set_mode(TMS_PORT, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TMS_PIN);
gpio_set_mode(TCK_PORT, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TCK_PIN);
gpio_set_mode(TDI_PORT, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TDI_PIN);
gpio_set_mode(TDO_PORT, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_FLOAT, TDO_PIN);
gpio_set(NRST_PORT,NRST_PIN);
gpio_set_mode(NRST_PORT, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_PULL_UPDOWN, NRST_PIN);
gpio_set_mode(LED_PORT, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, LED_IDLE_RUN);
/* Remap TIM2 TIM2_REMAP[1]
* TIM2_CH1_ETR -> PA15 (TDI, set as output above)
* TIM2_CH2 -> PB3 (TDO)
*/
data = AFIO_MAPR;
data &= ~AFIO_MAPR_TIM2_REMAP_FULL_REMAP;
data |= AFIO_MAPR_TIM2_REMAP_PARTIAL_REMAP1;
AFIO_MAPR = data;
/* Relocate interrupt vector table here */
extern int vector_table;
SCB_VTOR = (uint32_t)&vector_table;
platform_timing_init();
cdcacm_init();
/* Don't enable UART if we're being debugged. */
if (!(SCS_DEMCR & SCS_DEMCR_TRCENA))
usbuart_init();
usbuart_init();
}
int main(void)
{
int i;
system_init();
p_init();
led_init();
cdcacm_init();
cdcacm_register_receive_callback(cdcacm_input_callback);
usart_init();
led1_on();
led2_on();
led3_on();
led4_on();
led5_on();
for (i = 0; i < 0x800000; i++)
__asm__("nop");
led1_off();
led2_off();
led3_off();
led4_off();
led5_off();
while (1) {
cdcacm_run();
led_process();
}
}
static void setup(void)
{
// rcc
rcc_clock_setup_hse_3v3(&rcc_hse_25mhz_3v3[RCC_CLOCK_3V3_168MHZ]);
// systick
systick_init();
// LED ping
LED_ping_init();
// tty
tty_init(&my_tty);
// USB CDC/ACM
cdcacm_init();
// TTY stdio
tty_stdio_init(&my_tty);
// connect TTY to USB.
cdcacm_register_receive_callback(usb_to_tty);
tty_register_send_callback(&my_tty, tty_to_usb);
// wait for user to connect.
cdcacm_open();
}
int platform_init(void)
{
rcc_clock_setup_hse_3v3(&hse_8mhz_3v3[CLOCK_3V3_168MHZ]);
/* Enable peripherals */
rcc_peripheral_enable_clock(&RCC_AHB2ENR, RCC_AHB2ENR_OTGFSEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPAEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPBEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPCEN);
/* Fix all flaoting pins*/
gpio_mode_setup(GPIOA, GPIO_MODE_INPUT, GPIO_PUPD_PULLDOWN,
0x1ff);
gpio_mode_setup(GPIOB, GPIO_MODE_INPUT, GPIO_PUPD_PULLDOWN,
0xffe2);
gpio_mode_setup(GPIOC, GPIO_MODE_INPUT, GPIO_PUPD_PULLDOWN,
0xf3ff);
/* Set up USB Pins and alternate function*/
gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE,
GPIO9 | GPIO10| GPIO11 | GPIO12);
gpio_set_af(GPIOA, GPIO_AF10, GPIO9 | GPIO10| GPIO11 | GPIO12);
/* Set TMS/TCK/TDI to high speed*/
GPIOA_OSPEEDR &=~0xfc00;
GPIOA_OSPEEDR |= 0xa800;
gpio_mode_setup(JTAG_PORT, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE,
TMS_PIN | TCK_PIN | TDI_PIN);
gpio_mode_setup(TDO_PORT, GPIO_MODE_INPUT,
GPIO_PUPD_NONE,
TDO_PIN | TRST_PIN);
gpio_mode_setup(LED_PORT, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE,
LED_UART );
/* Setup heartbeat timer */
systick_set_clocksource(STK_CTRL_CLKSOURCE_AHB_DIV8);
systick_set_reload(168000000/(10*8)); /* Interrupt us at 10 Hz */
SCB_SHPR(11) &= ~((15 << 4) & 0xff);
SCB_SHPR(11) |= ((14 << 4) & 0xff);
systick_interrupt_enable();
systick_counter_enable();
usbuart_init();
SCB_VTOR = 0x10000; // Relocate interrupt vector table here
cdcacm_init();
jtag_scan(NULL);
return 0;
}
void system_init(void)
{
rcc_clock_setup_hse_3v3(&hse_8mhz_3v3[CLOCK_3V3_168MHZ]);
leds_init();
adc_init();
cdcacm_init();
printled(4, LRED);
DTC_SVM_tim_init();
}
void system_init(void) {
rcc_clock_setup_hse_3v3(&hse_8mhz_3v3[CLOCK_3V3_168MHZ]);
leds_init();
hall_init();
cdcacm_init();
printled(4, LRED);
tim_init();
adc_init();
test_ports_init();
stdin_init();
}
int main(void)
{
u8 sop_code[] = {
0x03, 0xE7, 0x6E, 0x8A, 0xEF, 0xBD, 0xFE, 0xF8
};
u8 data_code[] = {
0x88, 0x17, 0x13, 0x3B, 0x2D, 0xBF, 0x06, 0xD6
};
rcc_clock_setup_in_hse_12mhz_out_72mhz();
// Initialize the modules
led_init();
timer_init();
cdcacm_init();
cyrf_init();
// Register callbacks
timer_dsm_register_callback(on_timer);
cyrf_register_recv_callback(on_receive);
cyrf_register_send_callback(on_send);
// Config the cyrf RX mode, TX mode and framing
cyrf_set_rx_cfg(CYRF_LNA | CYRF_FAST_TURN_EN); // Enable low noise amplifier and fast turn
/*cyrf_set_tx_cfg(CYRF_DATA_CODE_LENGTH | CYRF_DATA_MODE_SDR | CYRF_PA_4); // Enable 64 chip codes, SDR mode and amplifier +4dBm
cyrf_set_rx_override(CYRF_FRC_RXDR | CYRF_DIS_RXCRC); // Force receive data rate and disable receive CRC checker
cyrf_set_tx_override(CYRF_DIS_TXCRC); // Disable the transmit CRC
cyrf_set_framing_cfg(CYRF_SOP_LEN | 0xA); // Set SOP CODE to 64 chips and SOP Correlator Threshold to 0xA */
cyrf_set_tx_cfg(CYRF_DATA_MODE_8DR | CYRF_PA_4); // Enable 32 chip codes, 8DR mode and amplifier +4dBm
cyrf_set_rx_override(0x0); // Reset the rx override
cyrf_set_tx_override(0x0); // Reset the tx override
cyrf_set_framing_cfg(CYRF_SOP_EN | CYRF_SOP_LEN | CYRF_LEN_EN | 0xE); // Set SOP CODE enable, SOP CODE to 64 chips, Packet length enable, and SOP Correlator Threshold to 0xE
// Set the channel
cyrf_set_channel(0x61);
// Set some other stuff
cyrf_set_crc_seed(0x1A34);
cyrf_set_sop_code(sop_code);
cyrf_set_data_code(data_code);
// Set the timer or start receive
#ifdef RECEIVER
cyrf_start_recv();
#else
timer_dsm_set(10);
#endif
/* Main loop */
while (1) {
cdcacm_run();
}
return 0;
}
int main(void)
{
gpio_enable_ahb_aperture();
clock_setup();
gpio_setup();
cdcacm_init();
uart_init();
cm4f_enable_fpu();
while (1)
mainloop();
return 0;
}
void platform_init(void)
{
/* Check the USER button*/
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPAEN);
if(gpio_get(GPIOA, GPIO0)) {
platform_request_boot();
scb_reset_core();
}
rcc_clock_setup_hse_3v3(&hse_8mhz_3v3[CLOCK_3V3_48MHZ]);
/* Enable peripherals */
rcc_peripheral_enable_clock(&RCC_AHB2ENR, RCC_AHB2ENR_OTGFSEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPCEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPDEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_CRCEN);
/* Set up USB Pins and alternate function*/
gpio_mode_setup(GPIOA, GPIO_MODE_AF, GPIO_PUPD_NONE,
GPIO9 | GPIO11 | GPIO12);
gpio_set_af(GPIOA, GPIO_AF10, GPIO9 | GPIO11 | GPIO12);
GPIOC_OSPEEDR &=~0xF30;
GPIOC_OSPEEDR |= 0xA20;
gpio_mode_setup(JTAG_PORT, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE,
TMS_PIN | TCK_PIN | TDI_PIN);
gpio_mode_setup(TDO_PORT, GPIO_MODE_INPUT,
GPIO_PUPD_NONE,
TDO_PIN);
gpio_mode_setup(LED_PORT, GPIO_MODE_OUTPUT,
GPIO_PUPD_NONE,
LED_UART | LED_IDLE_RUN | LED_ERROR | LED_BOOTLOADER);
platform_timing_init();
usbuart_init();
cdcacm_init();
}
int platform_init(void)
{
uint32_t data;
rcc_clock_setup_in_hse_8mhz_out_72mhz();
/* Enable peripherals */
rcc_periph_clock_enable(RCC_USB);
rcc_periph_clock_enable(RCC_GPIOA);
rcc_periph_clock_enable(RCC_GPIOB);
rcc_periph_clock_enable(RCC_AFIO);
rcc_periph_clock_enable(RCC_CRC);
/* Unmap JTAG Pins so we can reuse as GPIO */
data = AFIO_MAPR;
data &= ~AFIO_MAPR_SWJ_MASK;
data |= AFIO_MAPR_SWJ_CFG_JTAG_OFF_SW_OFF;
AFIO_MAPR = data;
/* Setup JTAG GPIO ports */
gpio_set_mode(TMS_PORT, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TMS_PIN);
gpio_set_mode(TCK_PORT, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TCK_PIN);
gpio_set_mode(TDI_PORT, GPIO_MODE_OUTPUT_10_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, TDI_PIN);
gpio_set_mode(TDO_PORT, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_FLOAT, TDO_PIN);
gpio_set(NRST_PORT,NRST_PIN);
gpio_set_mode(NRST_PORT, GPIO_MODE_INPUT,
GPIO_CNF_INPUT_PULL_UPDOWN, NRST_PIN);
gpio_set_mode(LED_PORT, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, led_idle_run);
/* Remap TIM2 TIM2_REMAP[1]
* TIM2_CH1_ETR -> PA15 (TDI, set as output above)
* TIM2_CH2 -> PB3 (TDO)
*/
data = AFIO_MAPR;
data &= ~AFIO_MAPR_TIM2_REMAP_FULL_REMAP;
data |= AFIO_MAPR_TIM2_REMAP_PARTIAL_REMAP1;
AFIO_MAPR = data;
/* Setup heartbeat timer */
systick_set_clocksource(STK_CSR_CLKSOURCE_AHB_DIV8);
systick_set_reload(900000); /* Interrupt us at 10 Hz */
SCB_SHPR(11) &= ~((15 << 4) & 0xff);
SCB_SHPR(11) |= ((14 << 4) & 0xff);
systick_interrupt_enable();
systick_counter_enable();
usbuart_init();
SCB_VTOR = 0x2000; // Relocate interrupt vector table here
cdcacm_init();
// Set recovery point
if (setjmp(fatal_error_jmpbuf)) {
return 0; // Do nothing on failure
}
jtag_scan(NULL);
return 0;
}