2-168 UR FAMILY – COMMUNICATIONS GUIDE
MEMORY MAP CHAPTER 2: MODBUS COMMUNICATION
2
" C66C ...Repeated for Direct Output 37
" C66F ...Repeated for Direct Output 38
" C672 ...Repeated for Direct Output 39
" C675 ...Repeated for Direct Output 40
" C678 ...Repeated for Direct Output 41
" C67B ...Repeated for Direct Output 42
" C67E ...Repeated for Direct Output 43
" C681 ...Repeated for Direct Output 44
" C684 ...Repeated for Direct Output 45
" C687 ...Repeated for Direct Output 46
" C68A ...Repeated for Direct Output 47
" C68D ...Repeated for Direct Output 48
" C690 ...Repeated for Direct Output 49
" C693 ...Repeated for Direct Output 50
" C696 ...Repeated for Direct Output 51
" C699 ...Repeated for Direct Output 52
" C69C ...Repeated for Direct Output 53
" 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)
Products Address Register name Range Units Step Format Default