CHAPTER 2: MODBUS COMMUNICATION MEMORY MAP
UR FAMILY – COMMUNICATIONS GUIDE 2-169
2
" C69F ...Repeated for Direct Output 54
" C6A2 ...Repeated for Direct Output 55
" C6A5 ...Repeated for Direct Output 56
" C6A8 ...Repeated for Direct Output 57
" C6AB ...Repeated for Direct Output 58
" C6AE ...Repeated for Direct Output 59
" C6B1 ...Repeated for Direct Output 60
" C6B4 ...Repeated for Direct Output 61
" C6B7 ...Repeated for Direct Output 62
" C6BA ...Repeated for Direct Output 63
" C6BD ...Repeated for Direct Output 64
Reset (Read/Write Setting)
All C750 FlexLogic operand which initiates a reset 0 to 4294967295 --- 1 F300 0
87L Channel Tests (Read/Write)
L30, L90 C840 Local Loopback Function 0 to 1 --- 1 F126 0 (No)
" C841 Local Loopback Channel 1 to 2 --- 1 F001 1
" C842 Remote Loopback Function 0 to 1 --- 1 F126 0 (No)
" C843 Remote Loopback Channel 1 to 2 --- 1 F001 1
" C844 Remote Diagnostics Transmit 0 to 2 --- 1 F223 0 (NO TEST)
Direct Inputs/Outputs (Read/Write Setting)
All except L30,
L90
C880 Direct Device ID 1 to 16 --- 1 F001 1
" C881 Direct I/O Channel 1 Ring Configuration
Function
0 to 1 --- 1 F126 0 (No)
" C882 Platform Direct I/O Data Rate 0 to 2 --- 1 F492 0 (64 kbps)
" C883 Direct I/O Channel 2 Ring Configuration
Function
0 to 1 --- 1 F126 0 (No)
" C884 Platform Direct I/O Crossover Function 0 to 1 --- 1 F102 0 (Disabled)
Direct Input/Output Commands (Read/Write Command)
All except L30,
L90
C888 Direct Input/Output Clear Counters
Command
0 to 1 --- 1 F126 0 (No)
Direct Inputs (Read/Write Setting) (32 or 64 Modules)
All except B90,
L30, L90
C890 Direct Input 1 Device Number 0 to 16 --- 1 F001 0
" C891 Direct Input 1 Number 0 to 256 --- 1 F001 0
" C892 Direct Input 1 Default State 0 to 3 --- 1 F086 0 (Off)
" C893 Direct Input 1 Events 0 to 1 --- 1 F102 0 (Disabled)
" C894 ...Repeated for Direct Input 2
" C898 ...Repeated for Direct Input 3
" C89C ...Repeated for Direct Input 4
" C8A0 ...Repeated for Direct Input 5
" C8A4 ...Repeated for Direct Input 6
" C8A8 ...Repeated for Direct Input 7
" C8AC ...Repeated for Direct Input 8
" C8B0 ...Repeated for Direct Input 9
" C8B4 ...Repeated for Direct Input 10
" C8B8 ...Repeated for Direct Input 11
" C8BC ...Repeated for Direct Input 12
Products Address Register name Range Units Step Format Default