UPD784938 Datasheet, PDF (351/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 11 TIMER/EVENT COUNTER 2
Figure 11-40. Control Register Settings for Interval Timer Operation (2)
(a) Prescaler mode register 1 (PRM1)
7
6
5
4
3
2
1
0
PRM1 PRS23 PRS22 PRS21 PRS20 0
×
×
×
Count clock specification
(x/fXX ; x = 4, 8, 16, 32, 64, 128, 256,
512, 1,024, or external clock)
(b) Capture/compare control register 2 (CRC2)
7
6
5
4
3
2
1
CRC2 0
0
0
1
1
0
0
0
0
TM2 clearing by match of CR21 & TM2
contents enabled
TM2 clearing by capture operation disabled
TO2 & TO3 both toggle outputs
(c) Timer control register 1 (TMC1)
7
6
5
4
3
2
1
0
TMC1 1
0
0
0
×
×
0
0
Normal mode
Overflow flag
Count operation enabled
Preliminary User’s Manual U13987EJ1V0UM00
351