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Merge pull request from tannewt/tweak_tx_power

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Increase tx power for BLE workflow pairing
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Mark 2021-08-13 16:49:41 -05:00 committed by GitHub
commit 9deba6b3f8
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1 changed files with 2 additions and 2 deletions

4
supervisor/shared/bluetooth/bluetooth.c

@ -56,7 +56,7 @@
// This standard advertisement advertises the CircuitPython editing service and a CIRCUITPY short name. // This standard advertisement advertises the CircuitPython editing service and a CIRCUITPY short name.
const uint8_t public_advertising_data[] = { 0x02, 0x01, 0x06, // 0-2 Flags const uint8_t public_advertising_data[] = { 0x02, 0x01, 0x06, // 0-2 Flags
0x02, 0x0a, 0xd8, // 3-5 TX power level -40 0x02, 0x0a, 0xec, // 3-5 TX power level -20
#if CIRCUITPY_BLE_FILE_SERVICE #if CIRCUITPY_BLE_FILE_SERVICE
0x03, 0x02, 0xbb, 0xfe, // 6 - 9 Incomplete service list (File Transfer service) 0x03, 0x02, 0xbb, 0xfe, // 6 - 9 Incomplete service list (File Transfer service)
#endif #endif
@ -121,7 +121,7 @@ STATIC void supervisor_bluetooth_start_advertising(void) {
// Advertise with less power when doing so publicly to reduce who can hear us. This will make it // Advertise with less power when doing so publicly to reduce who can hear us. This will make it
// harder for someone with bad intentions to pair from a distance. // harder for someone with bad intentions to pair from a distance.
if (!bonded) { if (!bonded) {
tx_power = -40; tx_power = -20;
adv = public_advertising_data; adv = public_advertising_data;
adv_len = sizeof(public_advertising_data); adv_len = sizeof(public_advertising_data);
scan_response = circuitpython_scan_response_data; scan_response = circuitpython_scan_response_data;