User`s manual

86
FX3U Series Programmable Controllers
User’s Manual - MODBUS Serial Communication Edition
9 Slave Specification
9.3 MODBUS device address allocation (Default Values)
Word device:
*1. CN200-255 are 32-bit counters.
MODBUS Word Device Address
FX3U Device
Input-Register (Read Only) Holding-Register (Read / Write)
0x0000-0x1F3F 0x0000-0x1F3F D0-D7999
0x1F40-0x213F 0x1F40-0x213F D8000-D8511
0x2140-0xA13F 0x2140-0xA13F R0-R32767
0xA140-0xA33F 0xA140-0xA33F TN0-TN511
0xA340-0xA407 0xA340-0xA407 CN0-CN199
0xA408-0xA477 0xA408-0xA477
CN200-CN255
*1
0xA478-0xA657 0xA478-0xA657 M0-M7679
0xA658-0xA677 0xA658-0xA677 M8000-M8511
0xA678-0xA777 0xA678-0xA777 S0-S4095
0xA778-0xA797 0xA778-0xA797 TS0-TS511
0xA798-0xA7A7 0xA798-0xA7A7 CS0-CS255
0xA7A8-0xA7B7 0xA7A8-0xA7B7 Y0-Y377
0xA7B8-0xA7C7 - X0-X377