https://www.olimex.com/…rce-hardware
Zapojení pinů
EXT1
| PIN |
Význam |
Obvyklé použití |
| 1 |
+5V EXT |
|
| 2 |
+3.3V EXT |
|
| 3 |
GND |
|
| 4 |
ESP_EN |
|
| 5 |
GPIO0 |
|
| 6 |
GPIO1 / U0TXD |
|
| 7 |
GPIO2 / HS2_DATA0 |
|
| 8 |
GPIO3 / U0RXD |
|
| 9 |
GPIO4 / U1TXD |
|
| 10 |
GPIO5 / SPI_CS |
|
EXT2
| PIN |
Význam |
Obvyklé použití |
| 1 |
GPI39 |
|
| 2 |
GPI36 / U1RXD |
|
| 3 |
GPI35 |
|
| 4 |
GPI34 / BUT1 |
|
| 5 |
GPIO33 |
|
| 6 |
GPIO32 |
|
| 7 |
GPIO16 / I2C-SCL |
|
| 8 |
GPIO15 / HS2_CMD |
|
| 9 |
GPIO14 / HS2_CLK |
|
| 10 |
GPIO13 / I2C-SDA |
|
UEXT
| PIN |
Význam |
Obvyklé použití |
| 1 |
+3.3V EXT |
|
| 2 |
GND |
|
| 3 |
GPIO4 / U1TXD |
|
| 4 |
GPI36 / U1RXD |
|
| 5 |
GPIO16 / I2C-SCL |
|
| 6 |
GPIO13 / I2C-SDA |
|
| 7 |
GPIO15 / HS2_CMD |
|
| 8 |
GPIO2 / HS2_DATA0 |
|
| 9 |
GPIO14 / HS2_CLK |
|
| 10 |
GPIO5 / SPI_CS |
|
Dostupné datové piny
| # |
Umístění |
Signál |
| 1 |
ext1.5 |
GPIO0 |
| 2 |
ext1.7 |
GPIO2 / HS2_DATA0 |
| 3 |
ext1.9 |
GPIO4 / U1TXD |
| 4 |
ext1.10 |
GPIO5 / SPI_CS |
| 5 |
ext2.10 |
GPIO13 / I2C-SDA |
| 6 |
ext2.9 |
GPIO14 / HS2_CLK |
| 7 |
ext2.8 |
GPIO15 / HS2_CMD |
| 8 |
ext2.7 |
GPIO16 / I2C-SCL |
| 9 |
ext2.6 |
GPIO32 |
| 10 |
ext2.5 |
GPIO33 |
| 11 |
ext2.4 |
GPI34 / BUT1 |
| 12 |
ext2.3 |
GPI35 |
| 13 |
ext2.2 |
GPI36 / U1RXD |
| 14 |
ext2.1 |
GPI39 |
