UPD178002 查看數據表（PDF） - NEC => Renesas Technology

零件编号

产品描述 (功能)

生产厂家

UPD178002

8-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

µPD178002, 178003

5.8 Frequency Counter

Figure 5-8. Frequency Counter Block Diagram

2

Gate time

control block

FMIFC

AMIFC

Input select

block

Start/stop

control block

IF counter

register

(IFC)

block

2

IFC IFC IFC IFC

MD1 MD0 CK1 CK0

IF counter

mode select

register

(IFCMD)

IFC

JG0

IF counter

gate judge

register

(IFCJG)

Internal bus

IFC IFC

ST RES

IF counter

control

register

(IFCR)

Data Sheet U12628EJ3V0DS00

21

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