annotate README.txt @ 11:13903d8343a6 default tip

Catch up properly with settings change.
author Daniel O'Connor <darius@dons.net.au>
date Sun, 15 Feb 2015 22:33:40 +1030
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1 AVR board is an AVR-SDK2 http://www.micro-research.co.th/AVR-SDK2.html
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2 See datasheets/AVR-SDK2-ENG.pdf
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4 Relay board is a http://www.etteam.com/product/13A05.html
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5 See datasheets/RELEYOUTPUT.JPG
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7 4 output relay board is connected to PB4:7.
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8 1 wire bus is connected to PB0.
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9 MaxStream ZigBee module is connected to USART0 (in transparent mode) PD0:1.
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10 A DS1307 is connected via I2C to PC0:1
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12 Relay board drives solenoids through a PTC and the voltage is monitored by a 910k/100k resistor divider with Zener diode protection to PA0.
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