10
Inner Board Settings
Section 1-2
1-2-2
Settings for a High-speed Counter Board
The settings in DM 6602, DM 6640, and DM 6641 determine the operation of
a High-speed Counter Board mounted in Inner Board slot 1.
The settings in DM 6611, DM 6643, and DM 6644 determine the operation of
a High-speed Counter Board mounted in Inner Board slot 2.
Note
1.
The settings for the high-speed counter input mode are as follows:
2.
The settings for the high-speed counter count frequency, numeric range,
and counter reset mode are as follows:
Word
Bits
Function
Settings
DM 6602
(Slot 1)
DM 6611
(Slot 2)
00
High-speed Counter PV Data Format OFF: 8-digit hexadeci-
mal
ON: 8-digit BCD
01 to 07 Not used
Set to 0.
08
External Output Transistor Selector
OFF: Sourcing
ON: Sinking
09 to 15 Not used.
Set to 0.
DM 6640
(Slot 1)
DM 6643
(Slot 2)
00 to 03 High-speed Counter 1 Input Mode
See note 1.
04 to 07 High-speed Counter 1 Count Fre-
quency, Numeric Range, and
Counter Reset Mode
See note 2.
08 to 11 High-speed Counter 2 Input Mode
See note 1.
12 to 15 High-speed Counter 2 Count Fre-
quency, Numeric Range, and
Counter Reset Mode
See note 2.
DM 6641
(Slot 1)
DM 6644
(Slot 2)
00 to 03 High-speed Counter 3 Input Mode
See note 1.
04 to 07 High-speed Counter 3 Count Fre-
quency, Numeric Range, and
Counter Reset Mode
See note 2.
08 to 11 High-speed Counter 4 Input Mode
See note 1.
12 to 15 High-speed Counter 4 Count Fre-
quency, Numeric Range, and
Counter Reset Mode
See note 2.
Setting
Input Mode
0 Hex
Differential Phase Inputs, 1x
1 Hex
Differential Phase Inputs, 2x
2 Hex
Differential Phase Inputs, 4x
3 Hex
Up/Down Input
4 Hex
Pulse/Direction Input
Setting
Count frequency
Numeric range
Reset mode
0 Hex
50 kHz
Linear Counting
Phase-Z + Software Reset
1 Hex
Software Reset Only
2 Hex
Ring Counting
Phase-Z + Software Reset
3 Hex
Software Reset Only
4 Hex
500 kHz
Linear Counting
Phase-Z + Software Reset
5 Hex
Software Reset Only
6 Hex
Ring Counting
Phase-Z + Software Reset
7 Hex
Software Reset Only
