Allen-Bradley POINT I/O 1734-VHSC24, User Manual, Page: 29 / 64

1 Publication 1734-UM003A-EN-P - August 2000
Chapter
3
Very High Speed Counter Module Input and
Output Data
In This Chapter In this chapter, you will learn about the input/output data table of
your 1734-VHSC24 and -VHSC5.
Data Table The following table shows the complete format of the input/output
data.
For more information about: See page:
Data Table 3-1
Detailed Description of Data Table Information 3-2
Output Data 3-5
Configuration Data 3-6
Communicating Real Time/Non-real Time Information 3-11
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 0
Input Information
Present Channel Data 32-bit Value of the present counter state
Stored Channel Data 32-bit value of the stored/accumulated count
Status PE EF NR 0 FS FS OS OS 0 ZS BS AS C1 C0 ZD 0
Programming Error Code PE 0 0 0 0 E10 E9 E8 E7 E6 E5 E4 E3 E2 E1 E0
Output Information
Counter Control 0 0 0 0 0 VR CP CR
Output Control DS ES OE FO DS ES OE FO
PWM Value 16-bit decimal value with range from 0-9500 (0-95.00%)
Configuration Information
Counter Configuration ZI MD MD MD CF CF CF CF
Filter Selection 0 ZF BF AF FS FS FS FS
Decimal Position 8-bit value used to modify the present channel data display
Active Output Assembly Assembly number (0, 105 or 106)
Time Base/PWM Period 16-bit value used to set the time base or PWM period
Gate Interval 8-bit value used to set the gate interval