doc: added descriptions and images for current nodes n29-n30.

2026-03-28 17:44:04 +01:00
parent 82d877d5e3
commit 66f061be80
16 changed files with 140 additions and 0 deletions
--- a/doc/mcu-examples/n29/README.md
+++ b/doc/mcu-examples/n29/README.md
@@ -0,0 +1,28 @@
+
+N29
+===
+
+
+N29 is a ATtiny84 based PCB with either a temperature/humidity sensor or
+a CO2 sensor. It also contains a motion detector and a Photo-LED/transistor
+for light measurement.
+
+
+
+Overview
+--------
+
+
+- Role: Air quality and climate sensors
+- MCU: AtTiny84
+- Connection: RJ45
+- COM: COM2W
+- Predecessor: N27, N24, N23, N19
+- Periphery:
+  - PIR sensor (AMN31112)
+  - TWI interface
+    - SI7021 temperature and humidity sensor
+      or
+    - SGP-30/40 air quality sensor
+  - Photo LED
+