diff options
| author | Birte Kristina Friesel <derf@finalrewind.org> | 2024-01-14 08:05:09 +0100 |
|---|---|---|
| committer | Birte Kristina Friesel <derf@finalrewind.org> | 2024-01-14 08:05:09 +0100 |
| commit | 8d0cd5fd91fad26957cc2c0f2b339aae09df92d9 (patch) | |
| tree | 309a138b5c005158116920769a18ce40679623b4 | |
| parent | a4b50290fe94c7ef0af8b3ededa4f65a0057f81a (diff) | |
README: 5V is not an ESP8266 pin
| -rw-r--r-- | README.md | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -29,7 +29,7 @@ following modules. Connect the MH-Z19 sensor to your ESP8266/NodeMCU board as follows. * MH-Z19 GND (black wire) → ESP8266/NodeMCU GND -* MH-Z19 Vin (red wire) → ESP8266/NodeMCU 5V +* MH-Z19 Vin (red wire) → NodeMCU 5V * MH-Z19 Rx (blue wire) → NodeMCU D1 (ESP8266 GPIO5) * MH-Z19 Tx (green wire) → NodeMCU D2 (ESP8266 GPIO4) |