PCD0
Technical data’s and circuit diagrams for the modular system
Page 90
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SAIA-Burgess Controls Ltd.
(HB_PCD0 26 766_E2.DOC)
26/766 E2
Optional function of the clock pulse- terminal
Reset function
Input signal
Function
0
Do not reset
1
Set counter to zero
Count direction function
0
Count dir (rising edge incremented)
1
Count direction - (rising edge decremented)
Override data
Bit values
Description
xxxx xxx0 xxxx xxxx b
Do not overwrite clock pulse+
xxxx xxx1 xxxx xxx0 b
Overwrite clock pulse+ with 0
xxxx xxx1 xxxx xxx1 b
Overwrite clock pulse+ with 1
xxxx xx0x xxxx xxxx b
Do not overwrite clock pulse-
xxxx xx1x xxxx xx0x b
Overwrite clock pulse- with 0
xxxx xx1x xxxx xx1x b
Overwrite clock pulse- with
xxxx x0xx xxxx xxxx b
Do not overwrite gate
xxxx x1xx xxxx x0xx b
Overwrite gate with 0
xxxx x1xx xxxx x1xx b
Overwrite gate with 1
xxxx 0xxx xxxx xxxx b
Do not overwrite reset
xxxx 1xxx xxxx 0xxx b
Overwrite reset with 0
xxxx 1xxx xxxx 1xxx b
Overwrite reset with 1
xxx0 xxxx xxxx xxxx b
Do not overwrite direction
xxx1 xxxx xxx0 xxxx b
Overwrite direction with 0
xxx1 xxxx xxx1 xxxx b
Overwrite direction with 1
xx0x xxxx xxxx xxxx b
Do not overwrite threshold comparison 1
xx1x xxxx xx0x xxxx b
Overwrite threshold comparison 1 with 0
xx1x xxxx xx1x xxxx b
Overwrite threshold comparison 1 with 1
x0xx xxxx xxxx xxxx b
Do not overwrite threshold comparison 2
x1xx xxxx x0xx xxxx b
Overwrite threshold comparison 2 with 0
x1xx xxxx x1xx xxxx b
Overwrite threshold comparison 2 with 1
x: any bit value
b: binary representation