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7906 参数 Datasheet PDF下载

7906图片预览
型号: 7906
PDF下载: 下载PDF文件 查看货源
内容描述: 16位单片机 [16-BIT SINGLE-CHIP MICROCOMPUTER]
分类和应用: 计算机
文件页数/大小: 531 页 / 3056 K
品牌: RENESAS [ RENESAS TECHNOLOGY CORP ]
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PULSE OUTPUT PORT MODE  
9.2 Block description  
9.2.1 Waveform output mode register  
Figure 9.2.2 shows the structure of the waveform output mode register (in pulse output port mode).  
b7 b6 b5 b4 b3 b2 b1 b0  
Waveform output mode register (Address A616  
)
Bit  
0
Bit name  
Function  
At reset R/W  
Waveform output select bits  
See Table 9.2.1.  
0
0
0
RW  
RW  
RW  
(Note)  
1
2
0 : Pulse mode 0  
1 : Pulse mode 1  
0
RW  
Pulse output mode select bit  
3
Pulse width modulation timer  
select bits  
0
0
0
RW  
RW  
RW  
4
5
6
See Table 9.2.2.  
When pulse mode 0 is selected,  
Waveform output control bit 0  
0: RTP1  
1: RTP1  
0
, RTP1  
1
: pulse outputs are disabled.  
: pulse outputs are enabled.  
0, RTP1  
1
When pulse mode 1 is selected,  
fix this bit to 0.”  
Waveform output control bit 1  
When pulse mode 0 is selected,  
0
RW  
7
0 : RTP0  
0
to RTP0  
to RTP0  
3
: pulse outputs are disabled.  
: pulse outputs are enabled.  
1 : RTP0  
0
3
When pulse mode 1 is selected,  
0 : RTP0  
0
to RTP0  
3
, RTP10, RTP1  
1
: pulse outputs  
: pulse outputs  
are disabled.  
1 : RTP0  
0
to RTP0  
3
, RTP10, RTP1  
1
are enabled.  
Note: When not using the pulse output port mode and three-phase waveform mode, be sure to fix these bits to 000 .”  
2
Fig. 9.2.2 Structure of waveform output mode register (in pulse output port mode)  
(1) Waveform output select bits (bits 2 to 0)  
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.  
Table 9.2.1 Functions of waveform output select bits  
001  
010  
b2 b1 b0  
Pulse mode 0  
(Note)  
000  
011  
P6  
P6  
5
4
/RTP1  
1
P6  
P6  
5
4
/RTP1  
/RTP1  
1
P6  
P6  
5
4
/RTP1  
1
P6  
P6  
5
4
/RTP1  
1
RTP  
Port  
Port  
RTP  
RTP  
RTP  
Port  
Port  
/RTP1  
0
0
/RTP1  
0
/RTP1  
0
P6  
P6  
P6  
P6  
3
2
1
0
/RTP0  
/RTP0  
/RTP0  
/RTP0  
3
2
1
0
P6  
P6  
P6  
P6  
3
2
1
0
/RTP0  
/RTP0  
/RTP0  
/RTP0  
3
2
1
0
P6  
P6  
P6  
P6  
3
2
1
0
/RTP0  
/RTP0  
/RTP0  
/RTP0  
3
2
1
0
P6  
P6  
P6  
P6  
3
2
1
0
/RTP0  
/RTP0  
/RTP0  
/RTP0  
3
2
1
0
P6  
P6  
P6  
P6  
P6  
P6  
5
/RTP1  
/RTP1  
/RTP0  
/RTP0  
/RTP0  
/RTP0  
1
Pulse mode 1  
P6  
P6  
P6  
P6  
P6  
P6  
5
4
3
2
1
0
/RTP1  
/RTP1  
/RTP0  
/RTP0  
/RTP0  
/RTP0  
1
0
3
2
1
0
4
3
2
1
0
0
3
2
1
0
(Note)  
Do not select.  
Do not select.  
RTP  
Port  
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 A616).  
7906 Group Users Manual Rev.2.0  
9-4  
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