/**
* @ingroup DEV
*
* @param dmx_device_info
*/
static void mcp23s08_init(dmx_device_info_t * dmx_device_info) {
#ifdef DEBUG
printf("device init <mcp23s08>\n");
#endif
mcp23s08_start(&(dmx_device_info->device_info));
mcp23s08_reg_write(&dmx_device_info->device_info, MCP23S08_IODIR, 0x00);
mcp23s08_reg_write(&dmx_device_info->device_info, MCP23S08_GPIO, 0x00);
}
bool RDMSubDeviceMCP23S08::Initialize(void) {
const bool IsConnected = mcp23s08_start(&m_tDeviceInfo);
if (IsConnected) {
mcp23s08_reg_write(&m_tDeviceInfo, MCP23S08_IODIR, 0x00);
mcp23s08_reg_write(&m_tDeviceInfo, MCP23S08_GPIO, 0x00);
}
#ifndef NDEBUG
printf("%s:%s IsConnected=%d\n", __FILE__, __FUNCTION__, (int) IsConnected);
#endif
return IsConnected;
}
int main(int argc, char **argv) {
device_info_t device_info;
while ((argc > 1) && (argv[1][0] == '-')) {
switch (argv[1][1]) {
case 'a':
sscanf (&argv[1][2], "%x", &slave_address);
break;
case 'c':
sscanf (&argv[1][2], "%d", &chip_select);
break;
default:
fprintf(stderr, "Warning: Unsupported argument \"%s\"!\n", argv[1]);
exit(1);
}
++argv;
--argc;
}
device_info.slave_address = slave_address;
device_info.chip_select = chip_select;
if (mcp23s08_start(&device_info) != MCP23S08_OK) {
fprintf(stderr,"Cannot start mcp23s08_start\n");
exit(EXIT_FAILURE);
}
printf("slave address : 0x%x\n", device_info.slave_address);
printf("chip select : %.1d\n", device_info.chip_select);
int x;
for (x = 0 ; x < sizeof(pins) ; x++ ) {
mcp23s08_gpio_fsel(&device_info, pins[x], MCP23S08_FSEL_OUTP);
}
for(;;)
show_loop(&device_info, 1, 1);
mcp23s08_end();
return 0;
}
