High Speed Compare And Capture Function - Delta DVP-PM Series Applications Manual

14.1 High Speed Compare and Capture Function

DVP-PM supports 8 sets of registers for high-speed Compare and Capture function. Through FROM/TO
instructions we can access CR253 for setting the control status or reading the data for high speed Compare or
Capture function. The below table explains the settings of FROM/TO instructions and the relative registers.
Setting control registers
X0
TO
D0 The number of the starting set: n (n=0~7, 8 sets)
D1 0
D3,D2 Control register of the n set: CRn
D5,D4 Data register of the n set: DRn
D7,D6 Control register of the n+1 set: CRn+1
D9,D8 Data register of the n+1 set: DRn+1
：
D31,D30 Control register of the n+7 set: CRn+7
D33,D32 Data register of the n+7 set: DRn+7
D50 Data length: 2+m*4 (1 set of registers: 4 words). m: number of sets. Max: 8 sets.
(1) Setting format of control registers (CRn) for high-speed Compare function
Bit 15
Setting s
Data source for
comparison
Compare mehod
Output action
Output terminal
and counters
DVP-PM Application Manual
14
K253 K1
14 13 12 11 10
O utput ter mi nals
and c oun te rs
Bit SV
0 CP of X axis
1 CP of Y axis
2 CP of Z axis
3 C200 count value
[0-3]
4 C204 count value
5
－
6
－
7
－
1
＝
[5-4] 2
≧
3
≦
0 Set
[7-6] 1 Reset
2, 3
－
[11-8] 0 CLR0
1 CLR1
2 Y2
High Speed Compare and Capture
D0 D50
9 8 7 6 5
C ompa re
O utput
m ethod
ac tion
20PM
4 3 2 1
D ata so urc e for
c omp aris on
10PM
CP of X axis
CP of Y axis
CP of Z axis
CP of A axis
C200 count value
C204 count value
C208 count value
C212 count value
＝
≧
≦
Set
Reset
No action
Y0
Y1
Y2
0
14-1