UPD784938 Datasheet, PDF (374/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 12 TIMER 3
12.2 Configuration
Timer 3 consists of the following registers:
• Timer counter (TM3/TM3W) × 1
• Compare register (CR30/CR30W) × 1
The block diagram of timer 3 is shown in Figure 12-1.
Figure 12-1. Timer 3 Block Diagram
Internal bus
8/16
8/16
Compare register
(CR30/CR30W)
fXX/1,024
fXX/512
fXX/256
fXX/128
fXX
fXX/64
fXX/32
fXX/16
fXX/8
fXX/4
16 _Match
16 ^Clear
Timer counter 3
(TM3/TM3W)
INTC30
Serial interface
RESET
Prescaler mode
register 0 (PRM0)
PRS3
PRS2
PRS1
PRS0
8
Internal bus
CE3 BW3
1/8
Timer control
register 0 (TMC0)
374
Preliminary User’s Manual U13987EJ1V0UM00