Fujitsu FR81S 사용자 설명서
CHAPTER 1: OVERVIEW
10. I/O Circuit Types
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : OVERVIEW
FUJITSU SEMICONDUCTOR CONFIDENTIAL
86
Type
Circuit
Remarks
L
- Open drain I/O pin
- Output pin 25mA(NOD)
- TTL level input pin
M
- CMOS schmitt input pin
- With 50kΩ pull-up resistor control (5V cont)
N
- Main oscillation I/O pin
O
- Sub oscillation I/O pin
Standby control
Standby control
MB91520 Series
MN705-00010-1v0-E
85