Rockwell Automation Current Input Module - Manual (Page 25)

4Ć7
4.1.7 Channel Configuration Status Register
(Register 21)
Register 21 indicates whether or not a channel has been configured.
See figure 4.7. A bit is set in this register when a channel receives a
correct writeĆconfiguration command. The bit remains set until it is
cleared by a reset configuration command from register 31.
Register 21
Bits 0Ć15
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R R R R R R R R R R R R R R R R
Bit 5 = Channel 5
Bit 6 = Channel 6
Bit 7 = Channel 7
Bit 8 = Channel 8
Bit 9 = Channel 9 Bit 10 = Channel 10
Bit 11 = Channel 11
Bit 12 = Channel 12
Bit 13 = Channel 13
Bit 14 = Channel 14
Bit 15 = Channel 15 Bit 0 = Channel 0
Bit 1 = Channel 1
Bit 2 = Channel 2
Bit 3 = Channel 3
Bit 4 = Channel 4
15
Figure 4.7 Ć Channel Configuration Status Register
4.1.8 Configuration Status Register (Register 22)
Register 22 provides the status of the configuration command issued
by register 31. See figure 4.8. Bit 15 is set in this register whenever a
channel receives a configuration command. Error bit 14 will be set if
an incorrect configuration command is detected.
Register 22
Bits 0Ć15
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R R R R R R R R R R R R R R R R
Bit 0 = Channel Number Error
Bit 1 = llegal Running Average Number Error
Bit 2 = Low Low Alarm Value Is Not the Lowest
Bit 3 = High Alarm Value Is Not Larger Than The Low Alarm Value
Bit 4 = High High Alarm Value Is Not the Highest
Bit 5 = Alarm Value is Out Of Range Of The Scaling Range
Bit 6 = Illegal Configuration Command
Bit 7 = READYState Not Enabled
Bit 8 = Maximum Scaling Value Must Be At Least 100 Greater Than The
Minimum Scaling Value
Bit 9 to 13= Not Used
Bit 14 =ĂConfiguration Error
Bit 15 =ĂConfiguration Is Complete
15
Figure 4.8 Ć Configuration Status Register