Pb-tim2 user’s manual chapter 4 programming – Kontron PB-TIM2 User Manual
Page 23

PB-TIM2 User’s Manual
Chapter 4 Programming
• Mode 0 & Mode 1 :
Defines the timer mode
Mode
Value
Function
0
0
Stops on 0 or (B) event
0
1
Ring Counter
1
0
Counts down, input (A) loads
counter
1
1
Counts up, input (A) used as a
strobe
• Reload :
Defines timer mode
0 does not reload
1 reloads on 0
• Output :
Defines output operation
0 passive if 0 in timer
1 toggles on timerr 0 detection
4.2.3 Channel Interrupt Pending Register
Read Only Register
Channel
0
1
2
Address
$09
$29
$49
Bit
7
6
5
4
3
2
1
0
Function
Trig
Zero
Gate
Match
After Reset
0
0
0
0
Where •
Match :
A 1 in this location means an interrupt pending on MATCH
• Gate :
A 1 in this location means an interrupt pending on GATE input (B)
• Zero :
A 1 in this location means an interrupt pending on zero crossing
• Trig :
A 1 in this location means an interrupt pending on TRIG input (A)
July 30, 1997
© 1996 PEP Modular Computers
Page 4-3
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