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tutorials:wireless:esp:esp32:esp32_io_information

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tutorials:wireless:esp:esp32:esp32_io_information [2018/02/07 17:15]
modtronix
tutorials:wireless:esp:esp32:esp32_io_information [2019/04/17 20:28] (current)
modtronix
Line 16: Line 16:
 | GPIO4  | ADC2-0 ​ | Touch 0 |         ​| ​    ​| ​    ​| ​    ​| ​ | GPIO4  | ADC2-0 ​ | Touch 0 |         ​| ​    ​| ​    ​| ​    ​| ​
 | GPIO5  |         ​| ​        | VSPI-SS ​   |     ​| ​    | Default **Pull-up**,​ use to determine timing of SDIO Slave. | | GPIO5  |         ​| ​        | VSPI-SS ​   |     ​| ​    | Default **Pull-up**,​ use to determine timing of SDIO Slave. |
-| GPIO12 | ADC2-5 ​ | Touch 5 | MISO    |     ​| ​    | Default **Pull-down**. If 1 at PU, sets flash = 1.8V, else standard 3.3V. |+| GPIO12 | ADC2-5 ​ | Touch 5 | MISO    |     ​| ​    | Default **Pull-down**. If 1 at PU, sets flash = 1.8V, else standard 3.3V. **MUST be 0** at PU for 3.3V board! ​|
 | GPIO13 | ADC2-4 ​ | Touch 4 | MOSI    |     ​| ​    ​| ​    | | GPIO13 | ADC2-4 ​ | Touch 4 | MOSI    |     ​| ​    ​| ​    |
 | GPIO14 | ADC2-6 ​ | Touch 6 | CLK     ​| ​    ​| ​    ​| ​    | | GPIO14 | ADC2-6 ​ | Touch 6 | CLK     ​| ​    ​| ​    ​| ​    |
-| GPIO15 | ADC2-3 ​ | Touch 3 | SS      |     ​| ​    | Default **Pull-up**. If 0, silence ​boot message. |+| GPIO15 | ADC2-3 ​ | Touch 3 | SS      |     ​| ​    | Default **Pull-up**. If 0 at PUsilences ​boot messages printed by the ROM bootloader.|
 | GPIO16 |         ​| ​        | RX2     ​| ​    ​| ​    | **NOT AVAILABLE** on Wrover, used for PSRAM CS ! | | GPIO16 |         ​| ​        | RX2     ​| ​    ​| ​    | **NOT AVAILABLE** on Wrover, used for PSRAM CS ! |
 | GPIO17 |         ​| ​        | TX2     ​| ​    ​| ​    | **NOT AVAILABLE** on Wrover, used for PSRAM CLK ! | | GPIO17 |         ​| ​        | TX2     ​| ​    ​| ​    | **NOT AVAILABLE** on Wrover, used for PSRAM CLK ! |
tutorials/wireless/esp/esp32/esp32_io_information.1518041755.txt.gz ยท Last modified: 2018/02/07 17:15 by modtronix