TekPower TP4000ZC

the TekPower TP4000ZC is a 4000 counts handheld digital multimeter with RS232 connectivity.

Hardware

TODO

Photos

TODO

Protocol

The device periodically sends 14-byte packets at 2400 baud, 8n1. The packet includes a mode indicator, payload and checksum. the payload is a 1-1 mapping of the LCD segments.

Packet structure

TODO

Segment lettering

   |--A--|
   |     |
   F     B
   |     |
   |--G--|
   |     |
   E     C
   |     |
   |--D--|

Resources

• [1] (TODO)