m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 187

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

Port: This serves as a programmable I/O port pin or timer I/O pin.
RTP: This serves as a pulse output pin regardless of the contents of the corresponding port direction register.
Note: This is selected by the pulse output mode select bit (bit 3 at address A6
PULSE OUTPUT PORT MODE
9.2 Block description of pulse output port 0
9-6
Table 9.2.1 Functions of waveform output select bits
Table 9.2.2 Functions of pulse width modulation timer select bits
Note 1: The pulse width modulation cannot be applied to pins RTP1
Pulse mode 0
Pulse mode 1
Pulse mode 0
Pulse mode 1
(2) Pulse output mode select bit (bit 3)
(3) Pulse width modulation timer select bits (bits 5 and 4)
(1) Waveform output select bits (bits 2 to 0)
(Note 2)
b2 b1 b0
(Note 1)
2: The pulse width modulation cannot be applied to pins RTP1
(Note)
(Note)
This bit is used to select the operation mode of pulse output port 0: pulse mode 0 or pulse mode 1.
These bits are used to select the type of the pulse width modulation of pulse output port 0. Table 9.2.2
lists the functions of the pulse width modulation timer select bits.
These bits are used to select whether a pin serves as a programmable I/O port pin or
a pulse output pin. Table 9.2.1 lists the functions of the waveform output select bits.
b5 b4
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
3
2
1
0
5
4
3
2
1
0
/RTP1
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP1
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP0
/RTP0
/RTP0
/RTP0
000
00
3
2
1
0
3
2
1
0
1
0
3
2
1
0
3
2
1
0
3
2
1
0
3
2
1
0
Timer A1
Timer A1
Port
Port
Port
Port
7905 Group User’s Manual Rev.1.0
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
Do not select.
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
/RTP1
5
4
3
2
1
0
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP1
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
001
01
3
2
1
0
3
2
1
0
3
2
1
0
3
2
1
0
1
0
3
2
1
0
Timer A2
Timer A1
Port
RTP
RTP
Port
0
2
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
to RTP1
and RTP1
Do not select.
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
5
4
3
2
1
0
/RTP1
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP1
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
010
16
3
10
.
3
2
1
0
3
2
1
0
3
2
1
0
3
2
1
0
).
1
0
3
2
1
0
3
.
Timer A1
Timer A2
Timer A4
RTP
Port
Port
Port
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
P6
Do not select.
7
6
5
4
3
2
1
0
Do not select.
7
6
5
4
3
2
1
0
/RTP1
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
/RTP1
/RTP1
/RTP1
/RTP1
/RTP0
/RTP0
/RTP0
/RTP0
011
11
3
2
1
0
3
2
1
0
3
2
1
0
3
2
1
0
RTP
RTP
RTP
RTP