PD178002_15 Datasheet, PDF (23/50 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCONTROLLERS

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