UPD78F0138 NEC, UPD78F0138 Datasheet - Page 175
UPD78F0138
Manufacturer Part Number
UPD78F0138
Description
(UPD78xxxx) 8-Bit Single-Chip Microcontrollers
Manufacturer
NEC
Datasheet
1.UPD78F0138.pdf
(558 pages)
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Remark 0/1: Setting 0 or 1 allows another function to be used simultaneously with the external event counter.
PRM0n
TMC0n
CRC0n
Figure 6-31. Control Register Settings in External Event Counter Mode (with Rising Edge Specified)
ES1n1
n = 0:
n = 0, 1:
0/1
7
0
7
0
See the description of the respective control registers for details.
ES1n0
0/1
6
0
6
0
µ
µ
PD780131, 780132
PD780133, 780134, 78F0134, 780136, 780138, 78F0138
ES0n1
5
0
5
0
0
CHAPTER 6 16-BIT TIMER/EVENT COUNTERS 00 AND 01
ES0n0
(a) 16-bit timer mode control register 0n (TMC0n)
(b) Capture/compare control register 0n (CRC0n)
4
0
4
0
1
(c) Prescaler mode register 0n (PRM0n)
TMC0n3
1
3
0
3
0
TMC0n2
CRC0n2
0/1
User’s Manual U16228EJ2V0UD
1
2
0
TMC0n1
CRC0n1
PRM0n1
0/1
0/1
1
OVF0n
CRC0n0
PRM0n0
0
0
1
Clears and starts on match between TM0n and CR00n.
CR00n used as compare register
Selects external clock.
Specifies rising edge for pulse width detection.
Setting invalid (setting “10” is prohibited.)
175
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