diff options
| -rw-r--r-- | ports/esp32s2/common-hal/wifi/Radio.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/ports/esp32s2/common-hal/wifi/Radio.c b/ports/esp32s2/common-hal/wifi/Radio.c index 5bc69eab4..44f0fe2cf 100644 --- a/ports/esp32s2/common-hal/wifi/Radio.c +++ b/ports/esp32s2/common-hal/wifi/Radio.c @@ -160,9 +160,15 @@ mp_obj_t common_hal_wifi_radio_get_ap_rssi(wifi_radio_obj_t *self) { } wifi_ap_record_t ap_info; - esp_wifi_sta_get_ap_info(&ap_info); - - return MP_OBJ_NEW_SMALL_INT(ap_info.rssi); + // From esp_wifi.h, the possible return values (typos theirs): + // ESP_OK: succeed + // ESP_ERR_WIFI_CONN: The station interface don't initialized + // ESP_ERR_WIFI_NOT_CONNECT: The station is in disconnect status + if (esp_wifi_sta_get_ap_info(&ap_info) != ESP_OK){ + return mp_const_none; + } else { + return mp_obj_new_int(ap_info.rssi); + } } mp_obj_t common_hal_wifi_radio_get_ipv4_gateway(wifi_radio_obj_t *self) { |