Technical data
TOX_Manual_Process-monitoring-unit_CEP400T_en
49
and evaluated. The reading in of the test plan selection bits is confirmed by
setting the acknowledgment signal. After the acknowledgment the system
controller resets the timing signal.
Selection of a test plan 0-63
1
0
1
0
1
0
1
0
1
0
1
0
1 2 3 4
BIT 0 (I1)
BIT 1 (I2)
BIT 2 (I3)
BIT 3 (I4)
Cycle (I5)
Acknowledgement
(O5)
Fig.9 Selection of a test plan 0-63
At (1) the test plan number 3 (bit 0 and 1 high) is set and selected by set-
ting the 'Cycle' signal. At (2) the acknowledgment signal of the CEP device
is set. The test plan selection cycle must remain set until the reading in of
the new test plan number has been acknowledged. After the return of the
timing signal the acknowledgment signal is reset.
Bit Program no.
0 1 2 3 4 5
0 0 0 0 0 0 0
1 0 0 0 0 0 1
0 1 0 0 0 0 2
1 1 0 0 0 0 3
0 0 1 0 0 0 4
1 0 1 0 0 0 5
0 1 1 0 0 0 6
1 1 1 0 0 0 7 etc.
Tab.17 Valence of the test plan selection bits: test plan no. 0-63 possible
To Next Page
Loading...