Update README.md

README.md

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-# chpc
-Update Description Later.
+## CHPC: Cheap Heat Pump Controller v1.0
+
+# Development
+
+State: active
+Thread: https://www.forumhouse.ru/threads/469103/
+
+# PCB Design
+
+There are 2 PCB designs: type "F" and type "G"
+
+Type "F" features:
+- only SMD componens,
+- internal power source,
+- 10 output channels,
+- 4 input channels,
+- 5 relays: 1*16A + 4*7A,
+- buzzer,
+- EEV support,
+- 16 bit i2c ADC: on board,
+- i2c devices: allowed.
+
+Type "G" features:
+- no SMD components,
+- external, board-placed power source,
+- 5 output channels,
+- 4 input channels,
+- 5 relays: 2*16A + 3*7A,
+- buzzer,
+- EEV support,
+- 16 bit i2c ADC: off board,
+- i2c devices: allowed.
 
-Dummy for a project.