CHAPTER 7 8-BIT TIMERS 50, 60
User’s Manual U15075EJ2V1UD
169
Figure 7-21. Timing of Carrier Generator Operation (When CR60 = CRH60 = N)
Count clock
TM60
count value
CR60
TCE60
INTTM60
N
00H
00H
00H
N
CRH60
N
N
Carrier clock
00H
00H
N
N
00H
01H
L
00H
01H
L
00H
01H
L
00H
L
00H
01H
TM50
CR50
TCE50
INTTM50
Count pulse
0
1
0
1
0
0
1
0
1
0
NRZB60
NRZ60
TO60 or TO61
Carrier clock
N
N
00H
Clear
Clear
Clear
Clear
Clear
Count start