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by ademtek
Sun Aug 05, 2018 4:17 am
Forum: Report Bugs
Topic: Olimex ESP32 EVB_SD MMC_UART_I2C_Issue
Replies: 2
Views: 5710

Re: Olimex ESP32 EVB_SD MMC_UART_I2C_Issue

Thanks for reply.
Please refer Olimex ESP32 EVB schematics, sdmmc uses GPIO15 (data in), GPIO2 (data out) and GPIO14 (clock).
by ademtek
Fri Aug 03, 2018 2:28 am
Forum: Report Bugs
Topic: Olimex ESP32 EVB_SD MMC_UART_I2C_Issue
Replies: 2
Views: 5710

Olimex ESP32 EVB_SD MMC_UART_I2C_Issue

When we used SD_MMC arduino library, UART1 and I2C are not working. UART1 Pins we use are: GPI36 for Rx and GPIO4 for Tx. I2C Pins we use are: GPIO16 for SCL and GPIO13 for SDA. UART1 Setup - Arduino Code: --------------------------- #include <HardwareSerial.h> static HardwareSerial UART1(1); UART1....