Bit Timer/Event Counters 1 And 2 Block Diagram - NEC PD78052 User Manual

Figure 9-1. 8-Bit Timer/Event Counters 1 and 2 Block Diagram
9
f /2-f /2
XX XX
11
f /2
XX
TI1/P33
4
9
f /2-f /2
XX XX
11
f /2
XX
TI2/P34
4
TCL TCL TCL TCL TCL TCL TCL
17 16 15 14 13 12 11
Timer Clock
Select Register 1
Note Refer to Figures 9-2 and 9-3 for details of 8-bit timer/event counters 1 and 2 output control circuits 1 and
2, respectively.
CHAPTER 9 8-BIT TIMER/EVENT COUNTERS 1 AND 2
Internal Bus
8-Bit Compare
Register (CR10)
Match
8-Bit Timer
Register 1 (TM1)
Clear
Selector
TCL
TMC12 TCE2 TCE1
10
8-Bit Timer Mode
Control Register
8-Bit Compare
Register (CR20)
Match
8-Bit Timer
Register 2 (TM2)
Clear
Note
8-Bit Timer/
Event Counter
Output Control
Circuit
4
LVS2 LVR2 TOC
Internal Bus
INTTM1
Note
8-Bit Timer/
Event Counter
TO2/P32
Output Control
Circuit 2
4
INTTM2
TO1/P31
TOE2 LVS1 LVR1 TOC
TOE1
15 11
8-Bit Timer Output
Control Register
221