From 20341ffa17d435aa0881e2b49a734ece1a4cd502 Mon Sep 17 00:00:00 2001 From: bzi Date: Thu, 21 Feb 2019 21:06:29 +0100 Subject: [PATCH] Add comment on I2C pin connections --- envisens/atmega_fw/atmega_fw.ino | 2 ++ 1 file changed, 2 insertions(+) diff --git a/envisens/atmega_fw/atmega_fw.ino b/envisens/atmega_fw/atmega_fw.ino index e831955..07b81d6 100644 --- a/envisens/atmega_fw/atmega_fw.ino +++ b/envisens/atmega_fw/atmega_fw.ino @@ -4,6 +4,8 @@ * Currently supported sensors: * - digital pin D2: DHT22 temperature and humidity sensor * - analog pin A0: MQ135 gas and air quality sensor + * + * Connect the ESP8266 D1 to ATMEGA A5 and D2 to A4 for I2C communcation. * * (C) 2019 Macrocell - Environmental Sensing Solutions (MESS) * proudly presented by Macrocell - FPGA Innovators