Process-Controllers

80C39 and MCS48 based Process Controller

July 17, 2020 delabs 0

The Early Microcontroller : 80C39 is a CMOS Version of 8048 the one that preceded 8031-8051. MCS48 is the set for that, MCS51 is the […]

BCD Thumbwheel to Voltage Interface

November 21, 2019 delabs 0

This is a Proportional Controller where the setpoint is derived from a Thumbwheel switch. The conversion of Thumb-wheel Digital Data to Analog mV is similar […]

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80C39 and MCS48 based Process Controller

BCD Thumbwheel to Voltage Interface