modbus通讯协议功能码定义
2018/06/19180
作者：佚名
导读： 表1 ModBus功能码01READ COIL STATUS02READ INPUT STATUS03READ HOLDING REGISTER04READ INPUT REGISTER05WRITE SINGLE COIL06WRITE SINGLE REGISTER15WRITE MULTIPLE COIL16WRITE MULTIPLE REGISTER
表1 ModBus功能码
| 01 | READ COIL STATUS |
| 02 | READ INPUT STATUS |
| 03 | READ HOLDING REGISTER |
| 04 | READ INPUT REGISTER |
| 05 | WRITE SINGLE COIL |
| 06 | WRITE SINGLE REGISTER |
| 15 | WRITE MULTIPLE COIL |
| 16 | WRITE MULTIPLE REGISTER |
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