UPD784938 Datasheet, PDF (384/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 12 TIMER 3
Figure 12-10. Control Register Settings for Interval Timer Operation
Prescaler mode register 0 (PRM0)
7
6
5
4
3
2
1
0
PRM0 PRS3 PRS2 PRS1 PRS0 0
0
0
0
Count clock specification
(x/fXX ; x = 4, 8, 16, 32, 64, 128, 256,
512, 1,024)
Figure 12-11. Interval Timer Operation Setting Procedure
Interval timer
Set PRM0
Set count value in CR30
CR30 ← n
Start count
CE ← 1
; Set 1 in bit 7 of TMC0
INTC30 interrupt
384
Preliminary User’s Manual U13987EJ1V0UM00