int main(void)
{
int i;
clock_setup();
button_setup();
gpio_setup();
/* Blink the LED (PD12) on the board. */
while (1) {
gpio_toggle(GPIOD, GPIO12);
/* Upon button press, blink more slowly. */
if (gpio_get(GPIOA, GPIO0)) {
for (i = 0; i < 3000000; i++) { /* Wait a bit. */
__asm__("nop");
}
}
for (i = 0; i < 3000000; i++) { /* Wait a bit. */
__asm__("nop");
}
}
return 0;
}
int main(void)
{
int i;
clock_setup();
gpio_setup();
button_setup();
/* Blink the LED (PC9) on the board. */
while (1) {
gpio_toggle(GPIOC, GPIO9);
/* Upon button press, blink more slowly. */
exti_line_state = GPIOA_IDR;
if ((exti_line_state & (1 << 0)) != 0) {
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
}
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
}
return 0;
}
void GPIO_setup(void)
{
#ifdef DISCOVERY
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE);
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_15 | GPIO_Pin_14 | GPIO_Pin_13 | GPIO_Pin_12; // we want to configure all LED GPIO pins
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT; // we want the pins to be an output
GPIO_InitStruct.GPIO_Speed = speed; // this sets the GPIO modules clock speed
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; // this sets the pin type to push / pull (as opposed to open drain)
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL; // this sets the pullup / pulldown resistors to be inactive
GPIO_Init(GPIOD, &GPIO_InitStruct);
#else
// switch 2, switch 1 for test
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4;
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT; // we want the pins to be an output
GPIO_InitStruct.GPIO_Speed = speed; // this sets the GPIO modules clock speed
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; // this sets the pin type to push / pull (as opposed to open drain)
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL; // this sets the pullup / pulldown resistors to be inactive
GPIO_Init(GPIOA, &GPIO_InitStruct);
// shotout (PC5)
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);
GPIO_InitStruct.GPIO_Pin = GPIO_Pin_5; // we want to configure all LED GPIO pins
GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT; // we want the pins to be an output
GPIO_InitStruct.GPIO_Speed = speed; // this sets the GPIO modules clock speed
GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; // this sets the pin type to push / pull (as opposed to open drain)
GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL; // this sets the pullup / pulldown resistors to be inactive
GPIO_Init(GPIOC, &GPIO_InitStruct);
#endif
button_setup();
}
int main(void)
{
cm_disable_interrupts();
clk_tree_setup();
mco_setup();
clock_setup();
usb_setup();
cli_setup();
pwm_init();
led_setup();
button_setup();
ncn_setup();
cm_enable_interrupts();
while (1) {
__WFI();
}
return 0;
}
int main(void)
{
int i;
clock_setup();
gpio_setup();
button_setup();
/* Blink the LED (PC12) on the board. */
while (1) {
gpio_toggle(GPIOC, GPIO12);
if (gpio_get(GPIOA, GPIO0)) {
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
}
for (i = 0; i < 800000; i++) /* Wait a bit. */
__asm__("nop");
}
return 0;
}
void setup() {
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE);
WWDG_DeInit();
time_setup();
debug_setup();
rtc_setup();
spi_setup();
sdcard_setupGpio();
cc3000_setupGpio();
button_setup();
if (!sdcard_setup()) {
printf("Failed to setup SDCard\n");
} else {
if (!sdcard_fat_setup()) {
printf("Failed to setup SDCard Fat\n");
}
}
if (config_read()) {
printf("read config success\n");
} else {
printf("read config FAILED\n");
while (1);
}
network_setup();
uint32_t ntpTime = ntp_getTime();
printf("ntp time %lu\n", ntpTime);
if (ntpTime > 0) {
rtc_setTime(ntpTime);
}
}
/**
* Entry point
*/
int main(void) {
/* Misc variables */
DCPU_registers reg; // CPU registers states (at boot)
/* Hardware initialisation */
cli();
led_setup();
spi_setup(SPI_PRESCALER, SPI_MODE, SPI_BITS_ORDER);
uart_setup(UART_BAUDRATE);
DEBUG_STR("Main init", "UART ready");
button_setup();
buzzer_setup(BUZZER_FREQUENCY, BUZZER_DURATION);
ram_setup();
rom_setup();
microvga_setup();
microvga_enable();
dcpu_register_init(®);
DEBUG_STR("Main init", "done");
sei();
/* MicroVGA initialisation */
_delay_ms(1000); // MicroVGA boot time
microvga_clear_screen(); // Clear screen and goto (0, 0)
microvga_goto_cursor(0, 0);
uart_puts_PSTR(PSTR("SkyWodd DCPU-16 hardware emulator")); // Screen test
buzzer_beep();
DEBUG_STR("Main init", "MicroVGA ready");
/* Hardware self-test */
DEBUG_STR("Main init", "self-test run");
led_run_write(1); // Led test
_delay_ms(250);
led_run_write(0);
led_cpu_write(1);
_delay_ms(250);
led_cpu_write(0);
led_rom_write(1);
_delay_ms(250);
led_rom_write(0);
led_ram_write(1);
_delay_ms(250);
led_ram_write(0);
DEBUG_STR("Main init", "self-test done");
/* Keyboard & MicroVGA api test */
DEBUG_STR("Main init", "waiting for keypress");
microvga_goto_cursor(0, 1);
uart_puts_PSTR(PSTR("Press any key to boot ..."));
keyboard_wait();
uart_puts_PSTR(PSTR("Loading please wait ..."));
dcpu_setup(reg);
buzzer_beep();
microvga_clear_screen();
microvga_goto_cursor(0, 0);
DEBUG_STR("Main init", "ready to run");
/* Infinite loop */
for(;;) {
/* Handle pause */
while(!button_get_state());
#ifdef SERIAL_DEBUG_SUPPORT
/* Debug */
dcpu_registers_dump();
#endif
/* Fetch opcode from ROM */
dcpu_step();
}
}
