R01UH0136EJ0210 Rev.2.10
Page 608 of 800
Jul 31, 2012
M16C/64A Group
26. Consumer Electronics Control (CEC) Function
26.3.6
Transmission
26.3.6.1
Transmit Signal Timing Select
Rising or falling timing of the transmit signal can be selected.
The rising timing of the transmit signal is selected by bits CRISE2 to CRISE0 in the CECC4 register.
Figure 26.12 shows Rising Timing of Transmit Signal.
Figure 26.12 Rising Timing of Transmit Signal
The falling timing of the transmit signal is selected by bits CFALL1 to CFALL0 in the CECC4 register.
Figure 26.13 shows Falling Timing of Transmit Signal.
Figure 26.13 Falling Timing of Transmit Signal
CEC output
CRISE2 to CRISE0 = 110b: standard value - 180
μ
s
101b: standard value - 150
μ
s
100b: standard value - 120
μ
s
011b: standard value - 90
μ
s
010b: standard value - 60
μ
s
001b: standard value - 30
μ
s
000b:
standard value
111b:
standard value + 30
μ
s
CEC output
CEC output
CFALL1 to CFALL0 = 11b: standard value - 160
μ
s
10b: standard value - 100
μ
s
01b: standard value - 40
μ
s
00b:
standard value
00b:
standard value
CFALL1 to CFALL0 = 11b: standard value - 310
μ
s
10b: standard value - 250
μ
s
01b: standard value - 190
μ
s
Start bit
Data bit
Содержание M16C/60 Series
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