DM56A04 DM36B06 MODBUS POLL DEMO : 
https://youtu.be/drO3p_UGiYM

DM56A04 DM36B06 Register 0-5 DEMO(Demonstrates how to write data through registers 0-5 (supports numbers and letters)):
https://youtu.be/nATG5VzV5c8

DM56A04 DM36B06 Register 6-7 DEMO(Demonstrates how to write data through registers 6-7 (numbers are supported)):
https://youtu.be/9oFAjeaW5yE





Register 0-5:

Write 123456：
01 10 00 00 00 06 0C 00 31 00 32 00 33 00 34 00 35 00 36 9E 95 

Write 888888：
01 10 00 00 00 06 0C 00 38 00 38 00 38 00 38 00 38 00 38 74 6F 


Write 1234：
01 10 00 00 00 04 08 00 31 00 32 00 33 00 34 5E A5 

Write 8888：
01 10 00 00 00 04 08 00 38 00 38 00 38 00 38 2E 63 


Register 6-7:
 Write "12.3456"
01 10 00 06 00 02 04 04 01 E2 40 6A 25

 Write "-12.345"
01 10 00 06 00 02 04 13 00 30 39 A3 13