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Node / markqvist / OpenModem.git / files / hardware / Bluetooth.c

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hardware/Bluetooth.c 0e24b5465751f9ee61ce862ee455490c201fc076 (0e24b546) Text, 1.23 KB

#include "Bluetooth.h"

#include <avr/pgmspace.h>

bool bluetooth_installed = false;

#define BT_AT_DELAY 100

void bluetooth_init(void) {

BT_DDR &= ~(_BV(BT_MODE) | _BV(BT_RTS));

BT_PORT |= _BV(BT_RTS);

// Check module is in command mode

if (BT_INPUT & _BV(BT_MODE)) {

// Check module RTS pin is pulled low

if (!(BT_INPUT &_BV(BT_RTS))) {

// Reconfigure UART to 9600 baud and issue reset

serial_setbaudrate_9600(0);

delay_ms(BT_AT_DELAY*2);

printf(PSTR("AT"));

printf(PSTR("AT+FACTORYRESET\\r\\n"));

delay_ms(BT_AT_DELAY);

printf(PSTR("AT+GAPDEVNAME=OpenModem\\r\\n"));

delay_ms(BT_AT_DELAY);

printf(PSTR("AT+MODESWITCHEN=ble,0\\r\\n"));

delay_ms(BT_AT_DELAY);

printf(PSTR("AT+MODESWITCHEN=local,0\\r\\n"));

delay_ms(BT_AT_DELAY);

printf(PSTR("AT+HWMODELED=0\\r\\n"));

delay_ms(BT_AT_DELAY);

printf(PSTR("AT+BLEPOWERLEVEL=4\\r\\n"));

delay_ms(BT_AT_DELAY);

printf(PSTR("ATZ\\r\\n"));

delay_ms(BT_AT_DELAY);

// Reconfigure mode pin to output

BT_DDR |= _BV(BT_MODE);

// Enable DATA mode

BT_PORT &= ~_BV(BT_MODE);

bluetooth_installed = true;

}

if (bluetooth_installed) {

} else {

}

bool bluetooth_enabled() {

return bluetooth_installed;

}