mirror of
https://github.com/SemvdH/OBD2-car-display.git
synced 2025-12-15 20:21:03 +00:00
43 lines
957 B
C
43 lines
957 B
C
/*
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BT module settings (AT mode):
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+NAME=OBD2_BT
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+VER=8.0.2,FSC-BT836B
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+MAC=DC0D30000FA9
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+BAUD=115200
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+PIN=1189
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AT Commands to connect permanently to the OBD2 module:
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AT+RESET
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AT+ORGL (Set to original)
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AT+ROLE=1 (Set to Master)
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AT+CMODE=0 (Set connect to a specific address)
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AT+BIND=dc0d,30,000fa9
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AT+INIT (Need to connect)
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AT+PAIR=dc0d,30,000fa9,30 (,30 means 30 second timeout)
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AT+LINK=dc0d,30,000fa9
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Be sure to disconnect the TX and RX pins from the BT module when programming the arduino.
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*/
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#ifndef OBD2_BT_H
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#define OBD2_BT_H
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#define BT_STATE_PIN 3 /* state connection pin from bluetooth module -> level high on connected */
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enum BluetoothState
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{
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BT_INITIALISING = 0,
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BT_CONNECTING = 1,
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BT_CONNECTED = 2
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};
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typedef struct obt2_bt_tag
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{
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enum BluetoothState state;
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void (*on_state_change)();
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} obd2_bt_t;
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void obd2_bt_init(obd2_bt_t *bt);
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void obd2_bt_process(obd2_bt_t *bt);
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#endif // OBD2_BT_H
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