Search found 14 matches
- Sat Jul 10, 2021 3:00 am
- Forum: ESP-IDF 中文讨论版
- Topic: 用SPI模式读写SD卡
- Replies: 1
- Views: 3496
用SPI模式读写SD卡
使用ESP32-idf\examples\storage\sd_card中的SPI模式读写SD卡,串口返回的信息如下: I (0) cpu_start: App cpu up. I (261) heap_init: Initializing. RAM available for dynamic allocation: I (268) heap_init: At 3FFAE6E0 len 00001920 (6 KiB): DRAM I (274) heap_init: At 3FFB2A28 len 0002D5D8 (181 KiB): DRAM I (280) heap_init: At ...
- Tue May 18, 2021 2:34 am
- Forum: ESP-IDF 中文讨论版
- Topic: 蓝牙在用esp_spp_write函数发送数据时出现错误
- Replies: 1
- Views: 2738
蓝牙在用esp_spp_write函数发送数据时出现错误
(1656) BT_BTC:btc_spp_write unable to find RFCOMM slot
- Fri Apr 30, 2021 10:39 am
- Forum: ESP-IDF 中文讨论版
- Topic: WIFI重复切换
- Replies: 1
- Views: 3740
WIFI重复切换
在ESP32的WiFi切换中出现如下的错误:
esp_netif_lwip: esp_netif_new: Failed to configure netif with config=0x3ffd3560 (config or if_key is NULL or duplicate key)
esp_netif_lwip: esp_netif_new: Failed to configure netif with config=0x3ffd3560 (config or if_key is NULL or duplicate key)
- Fri Apr 30, 2021 5:42 am
- Forum: ESP-IDF 中文讨论版
- Topic: WIFI和蓝牙功能切换
- Replies: 1
- Views: 2730
WIFI和蓝牙功能切换
WiFi和蓝牙功能切换,比如收到01启动wiif,收到02 启动蓝牙怎么实现?
- Sun Feb 21, 2021 1:29 am
- Forum: ESP-IDF 中文讨论版
- Topic: 蓝牙传输汉字是乱码
- Replies: 1
- Views: 4131
蓝牙传输汉字是乱码
蓝牙传输汉字是乱码,怎么正常传输?
- Mon Feb 08, 2021 6:30 am
- Forum: ESP-IDF 中文讨论版
- Topic: 蓝牙透传
- Replies: 2
- Views: 4218
- Wed Feb 03, 2021 6:24 am
- Forum: ESP-IDF 中文讨论版
- Topic: 蓝牙透传
- Replies: 2
- Views: 4218
Re: 蓝牙透传
蓝牙配对后接收不到数据,请赐教!!!
- Wed Feb 03, 2021 3:12 am
- Forum: ESP-IDF 中文讨论版
- Topic: 蓝牙透传
- Replies: 2
- Views: 4218
蓝牙透传
利用经典蓝牙的bt_spp_acceptor实现蓝牙透传功能?
- Wed Feb 03, 2021 3:06 am
- Forum: ESP-IDF 中文讨论版
- Topic: WIFI透传
- Replies: 6
- Views: 8897
Re: WIFI透传
可以了,你哪里有问题?
- Wed Feb 03, 2021 3:05 am
- Forum: ESP-IDF 中文讨论版
- Topic: WIFI透传
- Replies: 6
- Views: 8897