For Lan Controller v3.7
Version extended with GSM module, currently available in version tHAT_IDC10 with IDC10 connectors for connecting a relay board.
The tHAT overlay offers an additional 4 relay outputs in open collector standard, which are controlled from the PWM outputs. The board also has a RS485 converter to support Modbus (only for Lan Controller HW 3.7). OUT1-4 relay outputs and supply voltage, analog inputs INPA1 and INPA2 as well as voltage 3.3V to supply sensors are also led out.