M30622MA-XXXFP RENESAS [Renesas Technology Corp], M30622MA-XXXFP Datasheet - Page 485

• Manufacturer Part Number: M30622MA-XXXFP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY
• Manufacturer: RENESAS [Renesas Technology Corp]

Timer A Applications
Operation
470
3.5 Solution for External Interrupt Pins Shortage
Overview
Specifications
The following are solution for external interrupt pins shortage. Figure 3.5.1 shows the set-up
procedure.
Use the following peripheral function:
• Event counter mode of timer A
(1) Inputting a falling edge to the TA0
(1) Set timer A0 to event counter mode, set timer to “0”, and set interrupt priority levels in timer A0.
(2) Inputting a falling edge to the TA0
IN
IN
pin generates a timer A0 interrupt.
pin generates a timer A0 interrupt.
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Mitsubishi microcomputers
M16C / 62 Group