Search found 2 matches
- Sun May 26, 2019 12:02 am
- Forum: Hardware
- Topic: MMC - ESP-WROVER-KIT_V4_1
- Replies: 0
- Views: 2454
MMC - ESP-WROVER-KIT_V4_1
Hi The ESP-WROVER-KIT_V4_1 does not use the 10k pull-up connected to SDCARD's DATA2 pin as recommended. So, I am assuming that internal pull up is enable. Am I correct? I addition to that, I would to know if GPIO4 (D1), GPIO12(D2) and GPIO13(D3) can be used as regular GPIO pins in 1-line SD mode? BR...
- Fri May 24, 2019 1:27 am
- Forum: ESP32 Arduino
- Topic: SDCARD/MMC MODE
- Replies: 1
- Views: 3844
SDCARD/MMC MODE
Hi I want to use a SDCARD in MMC mode with Arduino framework (SD_MMC library) with only for 1 bit data width. The sdcard conexion is according https://github.com/espressif/esp-idf/tree/master/examples/storage/sd_card My question: Can I use GPIO4 (D1), GPIO12(D2) and GPIO13(D3) as regular IO pins in ...