Search found 5 matches
- Mon Mar 11, 2019 9:30 am
- Forum: ESP-IDF
- Topic: SD card driving with SPI
- Replies: 4
- Views: 7521
Re: SD card driving with SPI
i'am using the sd card example code from the IDF and i get this error after init, it seems that the GPIO not correctly configured.
- Sun Mar 10, 2019 7:42 pm
- Forum: ESP-IDF
- Topic: SD card driving with SPI
- Replies: 4
- Views: 7521
Re: SD card driving with SPI
no one can helf please
- Sat Jan 26, 2019 9:50 am
- Forum: ESP-IDF
- Topic: SD card driving with SPI
- Replies: 4
- Views: 7521
SD card driving with SPI
i try to make the demo code for SD card work but i get the error Failed to initialize the card (ESP_ERR_INVALID_STATE). Make sure SD card lines have pull-up resistors in place. attached is my schematic for the SD card, I (1246) SD_CARD_TASK: Initializing SD card I (1246) SD_CARD_TASK: Using SPI peri...
- Sun Nov 25, 2018 4:22 pm
- Forum: ESP-IDF
- Topic: UART break at first
- Replies: 13
- Views: 20665
Re: UART break at first
thank you Paul that work very well.
- Sun Nov 25, 2018 1:49 pm
- Forum: ESP-IDF
- Topic: UART break at first
- Replies: 13
- Views: 20665
UART break at first
Hallo ESP32 forum members i want to send a break of minimum 13 bit time in the begining of the uart frame. I see there is already function uart_write_bytes_with_break to send break at the end of the frame(FIFO empty inteerupt is fired), but i need to send the break at first , can you provide me info...