M16C28 Datasheet, PDF (169/423 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES

M16C/28 Group (M16C/28, M16C/28B)
13. Timer S
(1) When the base timer is reset while the base timer increments the counter
Input waveform
P80 (A-phase)
P81 (B-phase)
fBT1
( ) When selects no
division with the divider by (n+1)
INT1 (Z-phase)
Value of counter
min 1 µs
min 1 µs
(Note 1)
m
m+1
Base timer starts counting
0
1
2
Set to "0" in this timing
Set to "1" in this timing
(2) When the base timer is reset while the base timer decrements the counter
P80 (A-phase)
Input waveform
P81 (B-phase)
fBT1
( ) When selects no
division with the divider by (n+1)
INT1 (Z-phase)
Value of counter
min 1 µs
min 1 µs
(1)
m
m-1
Base timer starts counting
0
FFFF16 FFFE16
Set to "0" in this timing
NOTES:
1. 1.5 fBT1 clock cycle or more are required.
Set to "FFFF16" in this timing
Figure 13.14 Base Timer Operation in Two-phase Pulse Signal Processing Mode
Rev. 2.00 Jan. 31, 2007 ^{page 149} of 385
REJ09B0047-0200