Specifications

136
Description:
SC1 & SC0 Select counter
Counter SC1 SC0
0 0 0
1 0 1
2 1 0
Read-back command 1 1
RW1 & RW0 Select read / write operation
Operation RW1 RW0
Counter latch 0 0
Read/write LSB 0 1
Read/write MSB 1 0
Read/write LSB first, 1 1
then MSB
M2, M1 & M0 Select operating mode
M2 M1 M0 Mode Description
0 0 0 0 Stop on terminal count
0 0 1 1 Programmable one shot
X 1 0 2 Rate generator
X 1 1 3 Square wave rate generator
1 0 0 4 Software triggered strobe
1 0 1 5 Hardware triggered strobe