m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 196

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

are described below.
set the relevant registers.
at address A0
9.3 Block description of pulse output port 1
Figure 9.3.1 shows the block diagram of pulse output port 1. Also, the pulse-output-port-1-relevant registers
After pulse output port 1 is set by the waveform output select bits (bits 2 to 0 at address A0
Note that, when not using pulse output port 1, be sure to fix the waveform output select bits (bits 2 to 0
Fig. 9.3.1 Block diagram of pulse output port 1
Pulse output trigger select bits
(bits 7, 6 at address A2
16
) to “000
RTP
Timer A5
Pulse width modulation enable bits
0 through 2
(bits 0 through 2 at address A4
TRG1
Pulse output mode
select bit
(bit 3 at address A0
Bits 4, 5 of pulse output data register 0
(address A2
Bits 4, 5 of pulse output data register 1
(address A4
Bits 0 through 3 of pulse
output data register 0
(address A2
Bits 6, 7 of pluse
output data register 1
(address A4
2
16
.”
)
16
16
16
)
)
16
)
16
Pulse width modulation
or
Pulse width modulation
Pulse width modulation
)
)
Timer 8
output of timer A7
output of timer A6
output of timer A9
b0
b1
b2
b3
b4
b5
b0
b1
b2
b6
b7
16
)
7905 Group User’s Manual Rev.1.0
D Q
D Q
D Q
D Q
D Q
D Q
D Q
D Q
D Q
D Q
D Q
Pulse width modulation timer select bits
(bits 5, 4 at address A0
T
T
T
T
9.3 Block description of pulse output port 1
PULSE OUTPUT PORT MODE
Pulse width
modulation
circuit
16
)
(bit 3 at address A4
Pulse output polarity
select bit
P4OUT
16
CUT
)
Reset
Waveform output control bit 1
(bit 6 at address A0
(bit 7 at address A0
Reset
Waveform output
control bit 0
D Q
D Q
R
R
16
16
)
)
16
RTP3
RTP3
RTP3
RTP3
RTP2
RTP2
RTP2
RTP2
), be sure to
2
3
0
1
0
1
2
3
9-15