I-7088 and M-7088 User Manual, Rev: A1.2 7MH-026-A12 43.3. 70 (0x46) Read/Write Modbus Settings............................................... 1373.3.1. Sub-function 00 (0x00) Read module name................................. 1383.3.2. Sub-function 04 (0x04) Set module address ................................ 1393.3.3. Sub-function 05 (0x05) Read communication settings ................. 1403.3.4. Sub-function 06 (0x06) Set communication settings .................... 1423.3.5. Sub-function 32 (0x20) Read firmware version ............................ 1443.3.6. Sub-function 41 (0x29) Read miscellaneous................................ 1453.3.7. Sub-function 42 (0x2A) Write miscellaneous settings .................. 1463.4. M-7088 Address Mappings ................................................................. 1474. Operation Principles & Application Notes ............................................. 1504.1. INIT* pin Operation Principles ............................................................. 1504.2. PWM Operation Principle .................................................................... 151Appendix ....................................................................................................... 153A.1. INIT Mode ........................................................................................... 153A.2. Dual Watchdog Operation................................................................... 155A.3. Frame Ground .................................................................................... 156A.4. Node Information Area........................................................................ 158A.5. Reset Status ....................................................................................... 159