C515A_9708 Datasheet, PDF (87/182 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

On-Chip Peripheral Components
C515A
Port Circuit
Compare Register
Circuit
Compare Reg.
16 Bit
Comparator
16 Bit
Timer Register
Timer Circuit
Compare
Match
Internal
Bus
Write to
Latch
Figure 6-19
Port Latch in Compare Mode 1
Read Latch
V_CC
D
Q
D
Q
Port
Shadow
Port
Pin
Latch
Latch
CLK
CLK
Q
Read Pin
MCS02662
I3FR
IEXx
Interrupt
Compare Register CCx
16 Bit
Comparator
16 Bit
TH2
TL2
Timer 2
Compare Signal
Overflow
Interrupt
Shaded Function
for CRC only
Port
Latch
Circuit
Shadow Latch
Output Latch
P1.7
P1.3/
P1.0/
INT6/
INT3/
CC3
CC0
MCS02732
Figure 6-20
Timer 2 with Registers CCx in Compare Mode 1
(CCx stands for CRC, CC1 to CC3, IEXx stands for IEX3 to IEX6)
Semiconductor Group
6-36
1997-08-01