Solar-powered data logger for soil temperature/humidity sensors
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
Jean-Claude 501c87af2a fix table formatting 3 weeks ago
fw-logger release 1.1 adds sht21 and dht22 tweaks 4 months ago
fw-recover minor cleanups 8 months ago
fw-server release 1.1 adds sht21 and dht22 tweaks 4 months ago
hw-pcb add readme's 8 months ago
img switch to PNG iso SVG logo 6 months ago
reference started writing tech docs 8 months ago
.gitignore Ignore KiCAD backup files 9 months ago
README.md fix formatting 3 months ago
UNLICENSE add notes 9 months ago
manual.md fix table formatting 3 weeks ago
techref.md fix table formatting 3 weeks ago

README.md

Zelkova Sensor Logger

See the manual for usage details.
The technical reference is called techref.

  • fw-logger/ is the firmware for the STM32F103 µC
  • fw-recover/ is a special build for the STM32F103 in ESP-recovery mode
  • fw-server/ is the firmware for the ESP8266 module
  • hw-pcb/ contains the design files for the custom PCB
  • img/ has some images for use in several documents
  • reference/ has datasheets for the various components

Project design & implementation by JC (firmware) and David (hardware).

Release history

  • v1.0 - 2018-05-31 - First official release.
  • v1.1 - 2018-10-16 - Add support for SHT21 in slot 3, tweak DHT22 timing.