Search found 5 matches

by m3ayko83
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.
log.PNG
log.PNG (26.17 KiB) Viewed 7403 times
by m3ayko83
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 :D
by m3ayko83
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...
by m3ayko83
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.
by m3ayko83
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...