Kontron PB-TIM2 - Manual (Page 11)

PB-TIM2 User’s Manual Chapter 2 Functional Description
2
2. F UNCTIONAL D ESCRIPTION
In timer mode, the PB-TIM2 requires that input (A) be used as a trigger, input (B) as a gate and input (C) as a clear. The
block diagram of the piggyback is provided in figure 2.0.1.
Figure 2.0.1 Block diagram of the PB-TIM2 piggyback
OPTO
OPTO
OPTO
OPTO
OPTO
OPTO
OPTO
RC +
Schmitt
RC +
Schmitt
RC +
Schmitt
RC +
Schmitt
Configuration
PROM EEPROM
A, B, C Inputs
Output
Channel
2
Channel
1
Channel
3
ID
SW
Board
ID
IRQ
Vector
Serial
Decoder
Control
Logic
and
Status
Decoding
and
Timing
Logic
ISYSCLK
ISYSRES
IIR/W
IDS0
IDS1
CS
INTA
IA1..IA7
UDTACK
INT
ID0..ID15
Common
Clear
Control
Address
Data
VMOD-ST VMOD-ST FPGA
A, B, C Inputs
A, B, C Inputs
Output
Output
July 30, 1997 © 1996 PEP Modular Computers Page 2-1