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|1||PCB Power Switch 1|
|2||Diode 1N4148||D1, D2|
|2||Resistor 560R green-blue-brown||R1, R2|
|1||Resistor 1M brown-black-green||R3|
|1||Voltage regulator LP2950Z||IC3|
|1||Connector AVR ISP 6pin angled||JP1|
|1||Connector Switched Output 3pin||X1|
|1||Connector 1 pin header (for serial TX)||JP5|
|1||Relay FTR-K1C (230V, 16A)||K1|
|1||Transceiver PCB RFM12B||IC2|
|1||Antenna (82,2mm wire)|
maybe extra pins, at your opinion.
As always: start from flat to high. Go through the partlist and solder the parts from the top ones to the last ones.
For some parts, you have to consider something special:
(Image directly loaded from external GitHub source. If it doesn't work, fix link in wiki!)
You can leave the batteries inserted all the time, no matter if you're currently flashing or using the device.
To make a “reset”, take one battery shortly out of its holder.
After flashing and switching the power on, your temp sensor should blink quickly for some seconds. After that, it only flashes shortly once whenever a temperature data packet is sent (>5 min).