int main(void)
{
int i;
char buf[BUFSZ + 1];
init();
serial_init();
softserial_init(2, 3);
serial_begin(&serial[0], 19200);
softserial_begin(&sserial, 19200);
serial_write(&serial[0], "\r\n", 2);
while(1) {
i = serial_read(&serial[0], buf, BUFSZ);
if(i > 0) {
softserial_write(&sserial, buf, i);
}
i = softserial_read(&sserial, buf, BUFSZ);
if(i > 0) {
serial_write(&serial[0], buf, i);
}
}
return 0;
}
int
door_main(void)
{
serial_init(9600, 8e2);
pin_mode_output(PIN_RFID_ENABLE);
pin_mode_input(PIN_CLK); /* clk */
pin_mode_input(PIN_DATA); /* data */
pin_mode_output(PIN_GREEN_LED); /* green led lock */
pin_mode_output(PIN_YELLOW_LED); /* yellow led lock */
pin_mode_output(PIN_OPEN_LOCK); /* open */
pin_mode_output(PIN_DAYMODE); /* stay open */
pin_mode_output(PIN_STATUS_LED); /* yellow status */
pin_high(PIN_OPEN_LOCK);
pin_high(PIN_DAYMODE);
pin_high(PIN_GREEN_LED);
pin_high(PIN_YELLOW_LED);
/* trigger pin2 interrupt when the clock
* signal goes high */
pin2_interrupt_mode_rising();
pin2_interrupt_enable();
data_reset();
/* setup timer1 to trigger interrupt a 4 times a second */
timer1_mode_ctc();
timer1_compare_a_set(62499);
timer1_clock_d64();
timer1_interrupt_a_enable();
softserial_init();
pin_mode_output(PIN_RFID_ENABLE);
pin_low(PIN_RFID_ENABLE);
init_mfrc522();
sleep_mode_idle();
while (1) {
/*
* sleep if no new events need to be handled
* while avoiding race conditions. see
* http://www.nongnu.org/avr-libc/user-manual/group__avr__sleep.html
*/
cli();
if (events == EV_NONE && !ev_softserial) {
sleep_enable();
sei();
sleep_cpu();
sleep_disable();
continue;
}
sei();
if (events & EV_SERIAL) {
handle_serial_input();
continue;
}
if (ev_softserial) {
handle_rfid_input();
}
events &= ~EV_DATA;
if (cnt > 0 && data[cnt - 1] == 0xB4) {
if (cnt >= 10) {
struct sha1_context ctx;
char digest[SHA1_DIGEST_LENGTH];
sha1_init(&ctx);
sha1_update(&ctx, (char *)data, 256);
sha1_final(&ctx, digest);
serial_print("HASH+");
serial_hexdump(digest, SHA1_DIGEST_LENGTH);
serial_print("\n");
}
data_reset();
continue;
}
if (events & EV_TIME)
{
char buf[20];
uint8_t len;
len = check_mfrc522(buf, sizeof(buf));
handle_mfr_input(buf, len);
}
events &= ~EV_TIME;
/*
This code can be used during development, to simulate the
press of the '#' button 8 seconds after every idle timeout:
if (second == 32 && cnt < 255)
{
data[cnt] = 0xB4;
cnt++;
events |= EV_DATA;
}
*/
if (second > 10*4) {
serial_print("ALIVE\n");
second = 0;
data_reset();
continue;
}
}
}
int main(void)
{
/* USER CODE BEGIN 1 */
my_usb_init();
/* USER CODE END 1 */
/* MCU Configuration----------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* Configure the system clock */
SystemClock_Config();
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_TIM1_Init();
MX_USB_DEVICE_Init();
MX_USART3_UART_Init();
MX_TIM2_Init();
/* USER CODE BEGIN 2 */
HAL_TIM_Base_Start(&htim2);
delay_us_init(&htim2);
softserial_init(SOFTSERIAL_TX_GPIO_Port, SOFTSERIAL_TX_Pin);
hmi_lcd_init(&huart3);
cpu_ctrl_init(&htim1);
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
HAL_Delay(100);
hsc_stop();
cpu_reset();
lcd_clear();
addr_input();
data_input();
build_ui();
HAL_Delay(100);
while (1)
{
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
if(is_running == 0)
addr_data_display_update();
// z80 reset button
if(is_button_1_pressed)
{
hsc_stop();
cpu_reset();
lcd_print_width(130, 110, 180, 45, "CYAN", "RESET");
is_button_1_pressed = 0;
HAL_Delay(500);
build_ui();
}
// clk step button
if(is_button_3_pressed)
{
hsc_stop();
cycle_clock(1);
lcd_print_width(130, 110, 180, 45, "RED", "CLK STEP");
is_button_3_pressed = 0;
HAL_Delay(100);
build_ui();
}
// ins step button
if(is_button_4_pressed)
{
hsc_stop();
lcd_print_width(130, 110, 180, 45, "GREEN", "INS STEP");
// cycle clock until we're at next M1 cycle
while(HAL_GPIO_ReadPin(CPU_CTRL_PORT, M1_Pin) == LOW)
cycle_clock(1);
while(HAL_GPIO_ReadPin(CPU_CTRL_PORT, M1_Pin) == HIGH)
cycle_clock(1);
is_button_4_pressed = 0;
HAL_Delay(100);
build_ui();
}
// run/stop button
if(is_button_5_pressed)
{
is_running = (is_running + 1) % 2;
if(is_running)
{
lcd_print_width(130, 110, 180, 45, "GREEN", "RUNNING");
hsc_start();
}
else
{
hsc_stop();
build_ui();
}
is_button_5_pressed = 0;
}
usb_data = my_usb_readline();
if(usb_data != NULL && strstr(usb_data, "epm") != NULL)
{
hsc_stop();
program_mode();
build_ui();
}
}
/* USER CODE END 3 */
}
