int main(){
time_t mytime;
printf("Start at "); mytime = time(NULL); printf(ctime(&mytime), "\n\n"); // Чисто отладочная запись в консоль, когда была запущена программа
bcm2835_close(); // Это надо на всякий случай ибо процесс прекращается по ctrl+c и до этой функции дело не доходит
if (!bcm2835_init()) // Инициализация GPIO и выход с кодом "1" при неудаче
return 1;
bcm2835_gpio_set_pud(PIR_SIGNAL, BCM2835_GPIO_PUD_DOWN); // Подтяжка ножки к нулю
bcm2835_gpio_fsel(PIR_SIGNAL, BCM2835_GPIO_FSEL_INPT); // Установка ножки для PIR на прием
//printf("%u\n", bcm2835_gpio_lev(PIR_SIGNAL)); // Вывод значения ножки
/////////Начало цикла слежения/////////
while (1) { // Бесконечный цикл... Надо почитать про прерывания...
while(!bcm2835_gpio_lev(PIR_SIGNAL))
{/* Ждем первого срабатывания */}
time_to_file_first(); // см. выше
printf("PIR activated at "); mytime = time(NULL); printf(ctime(&mytime), "\n\n"); // То было в файл, а это в консоль
// Пауза в мс. Аналог чувствительности датчика. Нужна чтобы отсечь ложные срабатывания
bcm2835_delay(2000);
// Проверяем сигнал после паузы (PIR либо потухнет, либо останется активен)
// Если сигнал остался, то в консоль выводим время и ждем пока на ножке не появится ноль
if(bcm2835_gpio_lev(PIR_SIGNAL))
{
printf("Movement detected at ");
mytime = time(NULL); printf(ctime(&mytime), "\n"); //Вывод даты и времени
time_to_file_on(); // А заодно и в файл
while (bcm2835_gpio_lev(PIR_SIGNAL))
{/* ждем пока сигнал не прекратится */}
printf("Movement stopped at ");
mytime = time(NULL); printf(ctime(&mytime), "\n"); printf("\n\n"); //Вывод даты и времени
time_to_file_off(); // И опять в файл
}
}
// До сюда обычно дело не доходит. Но пусть пока останется.
printf("End\n");
return (bcm2835_close());
}
int main(int argc, char *argv[])
{
/* Declare Variables */
double syshz = 1000000;
double systimestart = 0;
double systimeend = 0;
double elapsed_time = 0;
/* Initialize bcm2835 library and check for errors */
if(!bcm2835_init()){
perror("bcm2835");
exit(EXIT_FAILURE);
}
/* get system time
* sleep for 1 second
* get system time after sleep
* calculate difference of system time in seconds
*/
systimestart = (double) bcm2835_st_read();
sleep(1);
systimeend = (double) bcm2835_st_read();
elapsed_time = (systimeend - systimestart)/syshz;
printf("Sleep(1) elapsed time: %f seconds\n",elapsed_time);
/* Close the library deallocating any allocated memory */
bcm2835_close();
return EXIT_SUCCESS;
}
/*********************************************************************
Main Program Loop
**********************************************************************/
int main()
{
/* Initializations */
debug_init(); /* This should be first. */
timer_init();
/* This should be before any GPIO activities. */
uint32 ret_val = bcm2835_init();
if ( ret_val == 0 )
{
DEBUG_MSG_ERROR("bcm2835_init() failed.");
}
pwm_init();
pump_init();
therm_init();
pid_init();
pump_start();
/* Take temperature as input from console. */
float setpoint;
printf("Set your desired temperature: ");
scanf("%f", &setpoint);
pid_update_temp_setpoint(setpoint);
pid_gain_params pid_gain;
pid_gain.k_p = 1;
pid_gain.k_d = 1;
pid_gain.k_i = 1;
pid_gain.k_windup = 1;
pid_set_gain(&pid_gain);
/* Main Program Loop */
while (1)
{
pwm_run();
therm_capture();
pid_loop();
}
pump_stop();
/* De-initializations */
pump_deinit();
pid_deinit();
pwm_deinit();
/* This should be after all GPIO activities. */
ret_val = bcm2835_close();
if ( ret_val == 0 )
{
DEBUG_MSG_ERROR("bcm2835_close() failed.");
}
timer_deinit();
debug_deinit(); /* This should be last. */
return 0;
}
int main(int argc, char **argv)
{
uint8_t value,i;
if (!bcm2835_init())
return 1;
for(i=0;i<5;i++)
{
bcm2835_gpio_fsel(KEY[i], BCM2835_GPIO_FSEL_INPT);
bcm2835_gpio_set_pud(KEY[i], BCM2835_GPIO_PUD_UP);
}
while (1)
{
for(i=0;i<5;i++)
{
if(bcm2835_gpio_lev(KEY[i])==0)
{
printf("press the key: %d\n", i);
delay(500);
}
}
}
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
if (!bcm2835_init()) //Configure I2C pins
{
printf("BCM libray error.\n");
}
unsigned char pval = 0;
printf("GPIO read pin status.\r\n");
while (1)
{
pval = ReadPinStatus(MFP_PIN);
printf("MFP pin level is %d\r\n",pval);
delay_ms(1000);
pval = ReadPinStatus(MPL_PIN);
printf("MPL pin level is %d\r\n",pval);
delay_ms(1000);
pval = ReadPinStatus(LUX_PIN);
printf("LUX pin level is %d\r\n",pval);
delay_ms(1000);
pval = ReadPinStatus(ALERT_PIN);
printf("ALERT pin level is %d\r\n",pval);
delay_ms(1000);
pval = ReadPinStatus(LED_PIN);
printf("LED pin level is %d\r\n",pval);
delay_ms(1000);
pval = ReadPinStatus(ACLM_PIN);
printf("ACLM pin level is %d\r\n",pval);
delay_ms(1000);
}
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
// If you call this, it will not actually access the GPIO
// Use for testing
// bcm2835_set_debug(1);
if (!bcm2835_init())
return 1;
// Set RPI pin P1-15 to be an input
bcm2835_gpio_fsel(PIN, BCM2835_GPIO_FSEL_INPT);
// with a pullup
bcm2835_gpio_set_pud(PIN, BCM2835_GPIO_PUD_UP);
// And a low detect enable
bcm2835_gpio_len(PIN);
while (1)
{
if (bcm2835_gpio_eds(PIN))
{
// Now clear the eds flag by setting it to 1
bcm2835_gpio_set_eds(PIN);
printf("low event detect for pin 15\n");
}
// wait a bit
delay(500);
}
bcm2835_close();
return 0;
}
void clear_io()
{
#if 0
bcm2835_spi_end();
#endif
bcm2835_close();
}
int main()
{
BSP_Config_HW ();
uint8_t data1[1],i=0;
uint16_t j=0;
uint8_t err=1, error=1;
uint8_t data_seri[12];
NEXT_MODULE_t* Module;
unlink("image.txt");
unlink("image.JPG");
while(1)
{
error = NEXT_Module_FingerPresent(Module, data1,0x01);
printf("Dat ngon tay vao cam bien\n");
BSP_Delay_ms(1000);
if (data1[0] < 50) continue;
error = NEXT_Module_ScanImage(Module);
printf("Da quet dau van tay thanh cong\n");
BSP_Module_Reset_Configure();
break;
}
bcm2835_spi_end();
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
// If you call this, it will not actually access the GPIO
// Use for testing
// bcm2835_set_debug(1);
if (!bcm2835_init())
return 1;
// Set RPI pin P1-15 to be an input
bcm2835_gpio_fsel(PIN, BCM2835_GPIO_FSEL_INPT);
// with a pullup
bcm2835_gpio_set_pud(PIN, BCM2835_GPIO_PUD_UP);
// Blink
while (1)
{
// Read some data
uint8_t value = bcm2835_gpio_lev(PIN);
printf("read from pin 15: %d\n", value);
// wait a bit
delay(500);
}
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
if (!bcm2835_init()) {
printf("bcm2835 init failed\n");
return 1;
}
// Set the output pin to Alt Fun 5, to allow PWM channel 0 to be output there
bcm2835_gpio_fsel(PIN0, BCM2835_GPIO_FSEL_ALT5);
bcm2835_pwm_set_clock(BCM2835_PWM_CLOCK_DIVIDER_2);
bcm2835_pwm_set_mode(PWM0, 1, 1);
bcm2835_pwm_set_range(PWM0, RANGE);
bcm2835_gpio_fsel(PIN1, BCM2835_GPIO_FSEL_ALT5);
bcm2835_pwm_set_clock(BCM2835_PWM_CLOCK_DIVIDER_4);
bcm2835_pwm_set_mode(PWM1, 1, 1);
bcm2835_pwm_set_range(PWM1, RANGE*2);
bcm2835_pwm_set_data(PWM0, 1);
bcm2835_pwm_set_data(PWM1, 1);
while(1) {
}
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
// If you call this, it will not actually access the GPIO
// Use for testing
// bcm2835_set_debug(1);
if (!bcm2835_init())
return 1;
// Set the pin to be an output
bcm2835_gpio_fsel(PIN, BCM2835_GPIO_FSEL_OUTP);
// Blink
while (1)
{
// Turn it on
bcm2835_gpio_write(PIN, HIGH);
bcm2835_gpio_write(PIN, HIGH);
bcm2835_gpio_write(PIN, HIGH);
// wait a bit
// bcm2835_delay(500);
// turn it off
bcm2835_gpio_write(PIN, LOW);
bcm2835_gpio_write(PIN, LOW);
bcm2835_gpio_write(PIN, LOW);
// wait a bit
// bcm2835_delay(500);
}
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
if (!bcm2835_init()) return 1;
bcm2835_gpio_fsel(PIN0, BCM2835_GPIO_FSEL_INPT);
bcm2835_gpio_fsel(PIN1, BCM2835_GPIO_FSEL_INPT);
bcm2835_gpio_set_pud(PIN0, BCM2835_GPIO_PUD_UP);
bcm2835_gpio_set_pud(PIN1, BCM2835_GPIO_PUD_UP);
bcm2835_gpio_fsel(POUT1, BCM2835_GPIO_FSEL_ALT5);
bcm2835_pwm_set_clock(BCM2835_PWM_CLOCK_DIVIDER_256);
bcm2835_pwm_set_mode(0, 1, 1);
bcm2835_pwm_set_range(0, 1024);
int data=0;
while (1)
{
uint8_t in0 = bcm2835_gpio_lev(PIN0);
uint8_t in1 = bcm2835_gpio_lev(PIN1);
if (in1 == 0) break;
data ++;
if(data > 1023) data=0;
bcm2835_pwm_set_data(0, data);
bcm2835_delay(2);
}
bcm2835_pwm_set_data(0, 0);
bcm2835_gpio_fsel(POUT1, BCM2835_GPIO_FSEL_INPT);
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
if (argc == 1) {
return 1;
}
if (!bcm2835_init()) {
fprintf(stderr, "Failed to initialize bcm2835\n");
return 1;
}
bcm2835_gpio_fsel(IRIS_PIN, BCM2835_GPIO_FSEL_OUTP);
char arg = *argv[1];
switch (arg) {
case 'o':
printf("IRIS - open\n");
bcm2835_gpio_write(IRIS_PIN, LOW);
break;
case 'c':
printf("IRIS - close\n");
bcm2835_gpio_write(IRIS_PIN, HIGH);
break;
default:
break;
}
bcm2835_close();
return 0;
}
static PyObject *
PyBCM2835_close(PyObject *self)
{
int rtn = bcm2835_close();
return Py_BuildValue("i",rtn);
}
void close_sockets() {
if (mux >= 0)
close(mux);
bcm2835_gpio_fsel(pin, BCM2835_GPIO_FSEL_INPT);
bcm2835_close();
}
int main(int argc, char **argv) {
if (!bcm2835_init()) {
return 1;
}
bcm2835_gpio_fsel(LED_PIN, BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_fsel(BUZ_PIN, BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_fsel(TLT_PIN, BCM2835_GPIO_FSEL_INPT);
bcm2835_gpio_set_pud(TLT_PIN, BCM2835_GPIO_PUD_DOWN);
for (int i = 0; i < 100; i++) {
uint8_t value = bcm2835_gpio_lev(TLT_PIN);
printf("read from pin %d : %d\n", TLT_PIN, value);
if (value == 0) {
bcm2835_gpio_write(LED_PIN, HIGH);
bcm2835_gpio_write(BUZ_PIN, LOW);
} else {
bcm2835_gpio_write(LED_PIN, LOW);
bcm2835_gpio_write(BUZ_PIN, HIGH);
}
bcm2835_delay(500);
}
bcm2835_gpio_write(LED_PIN, LOW);
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
// If you call this, it will not actually access the GPIO
if (!bcm2835_init())
return 1;
// Set RPI pin to be an input
bcm2835_gpio_fsel(RF_IRQ_PIN, BCM2835_GPIO_FSEL_INPT);
// with a puldown
bcm2835_gpio_set_pud(RF_IRQ_PIN, BCM2835_GPIO_PUD_DOWN);
// And a rising edge detect enable
bcm2835_gpio_ren(RF_IRQ_PIN);
while (1) {
// we got it ?
if (bcm2835_gpio_eds(RF_IRQ_PIN)) {
// Now clear the eds flag by setting it to 1
bcm2835_gpio_set_eds(RF_IRQ_PIN);
printf("Rising event detect for pin GPIO%d\n", RF_IRQ_PIN);
}
// wait a bit
bcm2835_delay(5);
}
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
// If you call this, it will not actually access the GPIO
// Use for testing
// bcm2835_set_debug(1);
if (!bcm2835_init())
{
return 1;
}
bcm2835_spi_begin();
bcm2835_spi_setBitOrder(BCM2835_SPI_BIT_ORDER_MSBFIRST); // The default
bcm2835_spi_setDataMode(BCM2835_SPI_MODE0); // The default
bcm2835_spi_setClockDivider(BCM2835_SPI_CLOCK_DIVIDER_65536); // The default
bcm2835_spi_chipSelect(BCM2835_SPI_CS0); // The default
bcm2835_spi_setChipSelectPolarity(BCM2835_SPI_CS0, LOW); // the default
int i;
for( i = 0; i < 100; i++ )
{
// Send a byte to the slave and simultaneously read a byte back from the slave
// If you tie MISO to MOSI, you should read back what was sent
uint8_t data = bcm2835_spi_transfer(i);
printf("Wrote: %02X Read from SPI: %02X\n", i, data);
}
bcm2835_spi_end();
bcm2835_close();
return 0;
}
int main(int argc, char **argv) {
if (!bcm2835_init())
return 1;
bcm2835_spi_begin();
bcm2835_spi_setBitOrder(BCM2835_SPI_BIT_ORDER_MSBFIRST);
bcm2835_spi_setDataMode(BCM2835_SPI_MODE1);
bcm2835_spi_setClockDivider(2170-200);
bcm2835_spi_chipSelect(BCM2835_SPI_CS0);
bcm2835_spi_setChipSelectPolarity(BCM2835_SPI_CS0, LOW);
volatile uint32_t* paddr = bcm2835_spi0 + BCM2835_SPI0_CS/4;
bcm2835_peri_set_bits(paddr, BCM2835_SPI0_CS_LEN, BCM2835_SPI0_CS_LEN); //make it 9 bit
volatile uint32_t* ltoh = bcm2835_spi0+BCM2835_SPI0_LTOH/4;
bcm2835_peri_set_bits(ltoh,0b1111,0);
unsigned int i='a';
while(1) {
for(char c='a';c<='z';c++) {
spi_uart_tx(c);
spi_uart_tx(' ');
}
spi_uart_tx('\n');
// bcm2835_delay(10);
// printf(" ");
}
bcm2835_spi_end();
bcm2835_close();
return 0;
}
//int bcm2835_close(void);
/// Call bcm2835_close() and set ope_code & return code into local buff
/// \par Refer
/// \par Modify
/// \return done:0, time_over:-1
void bcm_close(void)
{
set_ope_code( OPE_CLOSE );
set_int_code( bcm2835_close() );
put_reply();
mark_sync();
}
GPIO::~GPIO()
{
#ifdef DEBUG
std::cout << "GPIO: Destructor called." << std::endl;
#endif
bcm2835_close();
isBCM2835Initialized = false;
}
/**
* Main.
*
* @param int argc
* @param char** argv
*
* @return int
*/
int main(int argc, char **argv)
{
bcm2835_set_debug(0);
if (!bcm2835_init()) {
return 1;
}
// Set each of the pins as input or output
bcm2835_gpio_fsel(NES_LATCH,BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_fsel(NES_CLOCK,BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_fsel(NES_DATA,BCM2835_GPIO_FSEL_INPT);
// Initialize clock and latch
bcm2835_gpio_write(NES_LATCH,LOW);
bcm2835_gpio_write(NES_CLOCK,LOW);
while(1) {
uint8_t pressed = read_buttons();
if ((pressed & BTN_A) == BTN_A)
printf("A");
if ((pressed & BTN_B) == BTN_B)
printf("B");
if ((pressed & BTN_SELECT) == BTN_SELECT)
printf("SELECT");
if ((pressed & BTN_START) == BTN_START)
printf("START");
if ((pressed & BTN_UP) == BTN_UP)
printf("UP");
if ((pressed & BTN_DOWN) == BTN_DOWN)
printf("DOWN");
if ((pressed & BTN_LEFT) == BTN_LEFT)
printf("LEFT");
if ((pressed & BTN_RIGHT) == BTN_RIGHT)
printf("RIGHT");
if (pressed) {
printf("\n");
}
// Delay approximately 60Hz
delay(((1 / 60) * 1000));
}
bcm2835_close();
return 0;
}
int drvGPIO_stop(void)
{
if (sInstDscr.started)
{
bcm2835_close();
sInstDscr.started = FALSE;
}
return R_SUCCESS;
}
int main(int argc, char **argv) {
printf("Running ... \n");
// parse the command line
if (comparse(argc, argv) == EXIT_FAILURE) return showusage (EXIT_FAILURE);
if (!bcm2835_init())
{
printf("bcm2835_init failed. Are you running as root??\n");
return 1;
}
// I2C begin if specified
if (init == I2C_BEGIN)
{
if (!bcm2835_i2c_begin())
{
printf("bcm2835_i2c_begin failed. Are you running as root??\n");
return 1;
}
}
// If len is 0, no need to continue, but do I2C end if specified
if (len == 0) {
if (init == I2C_END) bcm2835_i2c_end();
printf("... done!\n");
return EXIT_SUCCESS;
}
bcm2835_i2c_setSlaveAddress(slave_address);
bcm2835_i2c_setClockDivider(clk_div);
fprintf(stderr, "Clock divider set to: %d\n", clk_div);
fprintf(stderr, "len set to: %d\n", len);
fprintf(stderr, "Slave address set to: %d\n", slave_address);
if (mode == MODE_READ) {
for (i=0; i<MAX_LEN; i++) buf[i] = 'n';
data = bcm2835_i2c_read(buf, len);
printf("Read Result = %d\n", data);
for (i=0; i<MAX_LEN; i++) {
if(buf[i] != 'n') printf("Read Buf[%d] = %x\n", i, buf[i]);
}
}
if (mode == MODE_WRITE) {
data = bcm2835_i2c_write(wbuf, len);
printf("Write Result = %d\n", data);
}
// This I2C end is done after a transfer if specified
if (init == I2C_END) bcm2835_i2c_end();
bcm2835_close();
printf("... done!\n");
return 0;
}
int main(int argc, char **argv) {
PiSwitchConfig config;
if(!TryGetPiSwitchConfig(CONFIG_FILE, argc, argv, &config)) {
fprintf(stderr, "Configuration error\n");
return -1;
}
// Open the log file
openlog(LOG_IDENTITY, LOG_PID, config.RunAsDaemon ? LOG_DAEMON : LOG_USER);
syslog(LOG_INFO, "Listening on gpio: %u, Writing to gpio: %u, Poll frequency: %u",
config.GpioIn, config.GpioOut, config.PollFrequency);
bcm2835_set_debug((uint8_t) config.DebugEnabled);
running = true;
TryStartDaemon(&config);
SetupSignals();
SetupGpio(config.GpioIn, config.GpioOut);
bool powerOff = false;
while (running)
{
if(bcm2835_gpio_lev(config.GpioIn) == HIGH) {
// Check it again!
bcm2835_delay(500);
if(bcm2835_gpio_lev(config.GpioIn) == HIGH) {
powerOff = true;
break;
}
}
bcm2835_delay(config.PollFrequency);
}
if(powerOff) {
syslog(LOG_INFO, "gpio %u set to HIGH, shutting system down", config.GpioIn);
} else {
syslog(LOG_INFO, "signal reveived, stopping");
}
closelog();
bcm2835_close();
if(powerOff) {
system("poweroff");
}
TryStopDaemon(&config);
return EXIT_SUCCESS;
}
int main(int argc, char *argv[])
{
bcm2835_init();
if(comparse(argc, argv) == EXIT_FAILURE) return 0;
// setting PWM_PIN as pwm from channel 0 in markspace mode with range = RANGE
bcm2835_gpio_fsel(PWM_PIN, BCM2835_GPIO_FSEL_ALT5); //ALT5 is pwm mode
bcm2835_pwm_set_clock(BCM2835_PWM_CLOCK_DIVIDER_16); // pwm freq = 19.2 / 16 MHz
bcm2835_pwm_set_mode(PWM_CHANNEL, 1, 1); // markspace mode
bcm2835_pwm_set_range(PWM_CHANNEL, RANGE);
bcm2835_gpio_fsel(OE_SHIFTER, BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_set_pud(OE_SHIFTER, BCM2835_GPIO_PUD_DOWN); //pull-down for output enable of logic shifters
bcm2835_gpio_fsel(MOTOR_D3, BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_set_pud(MOTOR_D3, BCM2835_GPIO_PUD_DOWN); //pull-down for motor enable
bcm2835_gpio_fsel(PA0, BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_set_pud(PA0, BCM2835_GPIO_PUD_UP);
bcm2835_gpio_write(PA0, HIGH);
bcm2835_gpio_write(OE_SHIFTER, HIGH);
bcm2835_gpio_write(MOTOR_D3, LOW);
// creating and running threads
pthread_t th1, th2, th3, th4, th5, th6, th7;
pthread_create(&th1, NULL, (void*)encoder_time_thread, NULL);
pthread_create(&th2, NULL, (void*)magnet_time_thread, NULL);
pthread_create(&th3, NULL, (void*)encoder_thread, NULL);
pthread_create(&th4, NULL, (void*)magnet_thread, NULL);
pthread_create(&th5, NULL, (void*)energy_time_thread, NULL);
pthread_create(&th6, NULL, (void*)calculate_energy, NULL);
pthread_create(&th7, NULL, (void*)calculate_I_ref, NULL);
bcm2835_delay(100); // delay to make sure that all threads are initialised and iC-MU is conofigured
printf("\nPress enter to start the motor.");
getchar();
bcm2835_gpio_write(MOTOR_D3, HIGH);
start = 1;
printf("Started.\n");
printf("\nPress enter to stop the motor.\n");
getchar();
bcm2835_gpio_write(MOTOR_D3, LOW);
bcm2835_spi_end();
bcm2835_close();
return 0;
}
int main(int argc, char *argv[])
{
if (!bcm2835_init())
{
printf("Failed to init bcm2835\n");
return 1;
}
// Set the pin to be an output
bcm2835_gpio_fsel(PIN, BCM2835_GPIO_FSEL_OUTP);
int rep;
char *on_or_off = NULL;
on_or_off = argv[1];
if (!(on_or_off))
{
printf("Usage %s on|off \n",argv[0]);
exit(2);
}
usleep(500);
bcm2835_gpio_write(PIN, LOW);
usleep(8000);
for (rep=0; rep<10; rep++);
//recall INVERSION out a 1 to ge a zero!
{
{
bcm2835_gpio_write(PIN, LOW);
usleep(8000);
//above is gap between burst
bgas_main();
//########################################################
if (strcmp(on_or_off,"on")==0){
bgas_on();
/* # It is on */
} else if (strcmp(on_or_off,"off") == 0) {
bgas_off();
/* # It is off */
}
// ##################################################################
}
// printf ("loop done\n");
}
bcm2835_gpio_write(PIN, LOW);
bcm2835_close();
return 0;
} // main
int main(int argc, char **argv) {
int first = 0x03, last = 0x77;
int flags = 0;
int version = 0;
while (1 + flags < argc && argv[1 + flags][0] == '-') {
switch (argv[1 + flags][1]) {
case 'V': version = 1; break;
case 'a':
first = 0x00;
last = 0x7F;
break;
default:
fprintf(stderr, "Warning: Unsupported flag \"-%c\"!\n", argv[1 + flags][1]);
//help(); // TODO
exit(1);
}
flags++;
}
if (version) {
fprintf(stderr, "i2cdetect version %s\n", VERSION);
exit(0);
}
if (bcm2835_init() != 1) {
fprintf(stderr, "bcm2835_init() failed\n");
exit(1);
}
bcm2835_i2c_begin();
bcm2835_i2c_setClockDivider(BCM2835_I2C_CLOCK_DIVIDER_2500); // 100kHz
int address;
for (address = 0x00; address <= 0x7F; address++) {
if (address < first || address > last) {
continue;
}
bcm2835_i2c_setSlaveAddress(address);
if (bcm2835_i2c_write(NULL, 0) == 0) {
printf("0x%.2X : 0x%.2X : %s\n", address, address << 1, lookup_device(address));
}
}
bcm2835_i2c_end();
bcm2835_close();
return 0;
}
int main(int argc, char **argv)
{
if (bcm2835_init() == 0) {
return 1;
}
bcm2835_gpio_fsel(PIN37, BCM2835_GPIO_FSEL_OUTP);
bcm2835_gpio_write(PIN37, HIGH);
bcm2835_close();
return 0;
}
int prog_exit()
{
bcm2835_gpio_write(RELAY_INP1, HIGH); // turn off relay
bcm2835_gpio_write(RELAY_INP2, HIGH);
// 關閉 bcm2835 函式庫
if (!bcm2835_close())
{
printf("Failed to close the library, deallocating any allocated memory and closing /dev/mem\n");
printf("\nPress any key to exit...");
return 2;
}
return 0;
}
