Model 920 Ethernet Data Multiplexer Manual
Focal Technologies Corporation
Page 5-10
A Moog Inc. Company
920-0603-00 Rev K
CAN Bus and I2C Status Registers
Register
Number
Bit
R/W
Description
Comments
40176
[15:0]
R/W
Reserved
40177
[15:0]
R/W
System Status Local
1 System Voltages OK
2 Voltages Out of Range
40178
[15:0]
R/W
Reserved
40179
[15:0]
R
CAN Activity Local
1 CAN Activity
0 No CAN Activity
40180
[15:0]
R
Reserved
40181
[15:0]
R
Reserved
40182
[15:0]
R/W
System Status Remote
1 System Voltages OK
2 Voltages Out of Range
40183
[15:0]
R/W
Reserved
40184
[15:0]
R
Reserved
40185
[15:0]
R
Reserved
40186
[15:0]
R
Reserved
40187
[15:0]
Reserved
40188
[15:0]
Reserved
40189
[15:0]
CAN Activity Remote
1 CAN Activity
0 No CAN Activity
40190
[15:0]
R
I2C Error Counter Local
16-bit value that indicates the number
of I2C errors detected after power up.
The counter is reset after a power
cycle or after the max count is
reached.
40191
[15:0]
R
I2C Error Counter Remote
16-bit value that indicates the number
of I2C errors detected after power up.
The counter is reset after a power
cycle or after the max count is
reached.
40192
[15:0]
R/W
Trigger Packet Counter Reset
1= Reset Packet Counter
0= Normal Operation
Board Serial Numbers Local
Register
Number
Bit
R/W
Description
Comments
40198
[15:0]
R
Board Serial Number [0]
40199
[15:0]
R
Board Serial Number [1]
40200
[15:0]
R
Board Serial Number [2]
40201
[15:0]
R
Board Serial Number [3]
40202
[15:0]
R
Board Serial Number [4]
40203
[15:0]
R
Board Serial Number [5]
40204
[15:0]
R
Board Serial Number [6]
40205
[15:0]
R
Board Serial Number [7]
40206
[15:0]
R
Board Date Code [0]
40207
[15:0]
R
Board Date Code [1]
40208
[15:0]
R
Board Date Code [2]
40209
[15:0]
R
Board Date Code [3]
40210
[15:0]
R
Board Date Code [4]
40211
[15:0]
R
Board Date Code [5]
40212
[15:0]
R
Board Date Code [6]
40213
[15:0]
R
Board Date Code [7]