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Make BLE name more unique

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This commit is contained in:
Ben V. Brown
2023-02-18 18:16:44 +11:00
parent fe159ba747
commit eb5d6ea9fd
1 changed files with 4 additions and 2 deletions
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6
source/Core/BSP/Pinecilv2/ble_peripheral.c
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@@ -268,8 +268,10 @@ int ble_start_adv(void) {
.interval_min = BT_GAP_ADV_FAST_INT_MIN_3,
.interval_max = BT_GAP_ADV_FAST_INT_MAX_3,
};
char nameBuffer[16];
int nameLen = snprintf(nameBuffer, 16, "Pinecil-%03d", (int)(getDeviceID() & 0xFFFF));
char nameBuffer[16];
uint32_t scratch = getDeviceID() & 0xFFFFFFFF;
scratch ^= (getDeviceID() >> 32) & 0xFFFFFFFF;
int nameLen = snprintf(nameBuffer, 16, "Pinecil-%08X", (int)scratch);
// scan and response data must each stay < 31 bytes
struct bt_data adv_data[2] = {BT_DATA_BYTES(BT_DATA_FLAGS, (BT_LE_AD_NO_BREDR | BT_LE_AD_GENERAL)), BT_DATA(BT_DATA_NAME_COMPLETE, nameBuffer, nameLen)};