CHAPTER 7 8-BIT TIMER
Figure 7-20. Timing of Carrier Generator Operation
(When CR60 = N, CRH60 = M (M < N), Phases of Carrier Clock and NRZ60 Are Asynchronous)
Count clock
TM60
count value
00H
M
N
00H
M
00H
M
N
00H
M
00H
Clear
Clear
Clear
Clear
CR60
N
CRH60
TCE60
M
Count start
INTTM60
Carrier clock
Count pulse
00H
L
L
00H
01H
01H
L
01H
00H
00H
L
00H 01H
TM50
CR50
TCE50
INTTM50
0
0
1
0
NRZB60
NRZ60
1
1
0
0
1
0
Carrier clock
TO60 or TO61
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User’s Manual U15075EJ1V0UM00