60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
#include "Bluetooth.h"
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#include <avr/pgmspace.h>
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bool bluetooth_installed = false;
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#define BT_AT_DELAY 100
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void bluetooth_init(void) {
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BT_DDR &= ~(_BV(BT_MODE) | _BV(BT_RTS));
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BT_PORT |= _BV(BT_RTS);
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// Check module is in command mode
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if (BT_INPUT & _BV(BT_MODE)) {
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// Check module RTS pin is pulled low
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if (!(BT_INPUT &_BV(BT_RTS))) {
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// Reconfigure UART to 9600 baud and issue reset
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serial_setbaudrate_9600(0);
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delay_ms(BT_AT_DELAY*2);
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printf(PSTR("AT"));
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printf(PSTR("AT+FACTORYRESET\r\n"));
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delay_ms(BT_AT_DELAY);
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printf(PSTR("AT+GAPDEVNAME=OpenModem\r\n"));
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delay_ms(BT_AT_DELAY);
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printf(PSTR("AT+MODESWITCHEN=ble,0\r\n"));
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delay_ms(BT_AT_DELAY);
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printf(PSTR("AT+MODESWITCHEN=local,0\r\n"));
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delay_ms(BT_AT_DELAY);
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printf(PSTR("AT+HWMODELED=0\r\n"));
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delay_ms(BT_AT_DELAY);
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printf(PSTR("AT+BLEPOWERLEVEL=4\r\n"));
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delay_ms(BT_AT_DELAY);
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printf(PSTR("ATZ\r\n"));
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delay_ms(BT_AT_DELAY);
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// Reconfigure mode pin to output
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BT_DDR |= _BV(BT_MODE);
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// Enable DATA mode
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BT_PORT &= ~_BV(BT_MODE);
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bluetooth_installed = true;
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}
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}
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if (bluetooth_installed) {
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} else {
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}
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}
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bool bluetooth_enabled() {
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return bluetooth_installed;
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} |