Default emonTx Firmware

Firmware

All pre-assembled emonTx V3's are shipped with this firmware

Key features:

• Detection of AC-AC adapter sets Apparent Power / Real Power Sampling accordingly
• Detection of battery / USB 5V or AC > DC power method and sets sleep mode accordingly
• Detection of CT connections and samples only from the channels needed
• Detection of remote DS18B20 temperature sensor connection
• Low power battery opperation supported
• DIP switch 1 (closes to RF module) to select node ID. (Switch off node ID =10, switch on node ID = 9)
• DIP switch 2 to select UK/EU or USA AC-AC adapter calibration (Switch off = UK/EU, Switch on = USA)
• Serial RF nodeID config

Change Log

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Compile & Upload

• A 5v USB to UART cable is required to upload firmware to emonTx

Option 1.)

Upload Pre-compiled firmware using emonUpload tool

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Option 2.)

Compile and upload firmware using PlatformIO

Install patformio (if needed)

See platformio install quick start

Recomended to use install script which may require sudo:

python -c "$(curl -fsSL https://raw.githubusercontent.com/platformio/platformio/master/scripts/get-platformio.py)"

Compile

$ pio run

Upload

$ pio run -t upload

Test (optional)

See PlatfomIO unit test docs. Requires PlatformIO 3.x

$ pio test

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Option 3.)

Compile with Arduino IDE