Advantech PC-LabCard PCI-1784 Dokumentacja Pobierz pdf (Strona 37)

C.3 Counter 0/1/2/3 mode — BASE+00/04/08/0CH

Table C-2 PCI-1784 Register for counter 0/1/2/3 mode

151413121110987654321 0

Base Addr.

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16

Counter 0 Mode

DI3 DI2 DI1 DI0 TM IX SW DF UL OL RF M2 M1 M0

00H W

Counter 1 Mode

DI3 DI2 DI1 DI0 TM IX SW DF UL OL RF M2 M1 M0

04H W

Counter 2 Mode

DI3 DI2 DI1 DI0 TM IX SW DF UL OL RF M2 M1 M0

08H W

Counter 3 Mode

DI3 DI2 DI1 DI0 TM IX SW DF UL OL RF M2 M1 M0

0CH W

M2 ~ M0 Counter input mode control

000 Disable

001 Quadrature input x 1

010 Quadrature input x 2

011 Quadrature input x 4

100 2 pulse input

101 1 pulse input

110 N/A

111 N/A

RF Set counter reset value

0 80000000h

1 00000000h

OL Counter overflow lock control

0 Counter continues counting (wraps over) when

counter overflow

1 Counter locked when counter overflow

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 56 57

Brak uwag

Advantech PC-LabCard PCI-1784 Dokumentacja Strona 37