MC68HC711PH8 Motorola, MC68HC711PH8 Datasheet - Page 170

• Manufacturer Part Number: MC68HC711PH8
• Description: High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcomputer Unit
• Manufacturer: Motorola

8
MOTOROLA
8-36
Modulus
interrupt
request
timer
+
PH6
Data bus
EXTALi/4
EXTALi/8
EXTALi
Data bus
PH7
&
Stop
&
EXTALi/4
EXTALi/8
EXTALi
Data bus
&
Stop
EXTALi/4
EXTALi/8
EXTALi
T8CF
0
0
PRC
CSC0
CSC1
CSC2
T8CI
T8BI
T8BF
0
0
PRB
CSB0
CSB1
CSB2
Figure 8-7 8-bit modulus timer system
T8AI
T8AF
0
0
0
CSA0
CSA1
CSA2
select
Clock
+
select
Clock
Load
TIMING SYSTEM
Clock
Timer B output clock
Timer A output clock
+
Clock
select
Timer A output clock
Timer C output clock
Load
Clock
8-bit down-counter
Load
Clock
T8CDR
8-bit down-counter
CLK64
T8BDR
8-bit down-counter
Data bus
Data bus
T8ADR
Data bus
Data bus
Underßow
Data bus
Data bus
2
detect
Underßow
detect
Underßow
detect
MC68HC11PH8
Timer
Timer
Timer
A
B
C
TPG