From c375ddc823116faaffdb9ff644a12033f02db71b Mon Sep 17 00:00:00 2001 From: zhangyanjiao Date: Wed, 13 Nov 2019 17:42:34 +0800 Subject: [PATCH] espnow: fix the bug for calling esp_wifi_set_channel(), this function only can be called after Wi-Fi started and sniffer enabled. --- examples/wifi/espnow/main/espnow_example_main.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/examples/wifi/espnow/main/espnow_example_main.c b/examples/wifi/espnow/main/espnow_example_main.c index 49e04c836..f262d0c19 100644 --- a/examples/wifi/espnow/main/espnow_example_main.c +++ b/examples/wifi/espnow/main/espnow_example_main.c @@ -62,12 +62,6 @@ static void example_wifi_init(void) ESP_ERROR_CHECK( esp_wifi_set_mode(ESPNOW_WIFI_MODE) ); ESP_ERROR_CHECK( esp_wifi_start()); - /* In order to simplify example, channel is set after WiFi started. - * This is not necessary in real application if the two devices have - * been already on the same channel. - */ - ESP_ERROR_CHECK( esp_wifi_set_channel(CONFIG_ESPNOW_CHANNEL, 0) ); - #if CONFIG_ENABLE_LONG_RANGE ESP_ERROR_CHECK( esp_wifi_set_protocol(ESPNOW_WIFI_IF, WIFI_PROTOCOL_11B|WIFI_PROTOCOL_11G|WIFI_PROTOCOL_11N|WIFI_PROTOCOL_LR) ); #endif