Agilent Technologies 8453 User Manual, Installing And Operating Manual page 103

R/W (-)
DV (-)
data/
address
Figure 43
The ready line Rdy(-) is read by the GP-I0 port of the spectrophotometer
during a read cycle, see
ready to deliver position feedback data from the valve of the channel which is
addressed.
address
R/W (-)
DV (-)
data
rdy (-)
Figure 44
Agilent 8453 Dissolution Testing System Installing and Operating Manual
Using the Valve Unit and Valve-pump Controller
t t
1 d
GP-IO Write Cycle
Figure 44. It is "0" when the valve-pump controller is
t
t
1
g
GP-IO Read Cycle
Servicing Your Valve System
t
t
h
2
t
2
t
h
4
103