参数资料
型号: M37161MF-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件页数: 9/129页
文件大小: 1092K
代理商: M37161MF-XXXSP
Rev.1.00
2003.11.25
page 106 of 128
M37161M8/MA/MF-XXXSP/FP,M37161EFSP/FP
Address 00C716
0
1
2
Port P3 direction register
(See note 1)
0W
R
b7 b6 b5 b4 b3 b2 b1 b0
0W
R
0W
R
0W
R
3
OUToutput selection bit
(OUTS) (See note 2)
0 : 2 value output
1 : 3 value output
Fix this bit to "0."
4
5
Nothing is assigned fix this bits.
When this bit are read out, the value are "0."
0
R
6
7
Timer 3 (T3SC)
Refer to explanation of a timer
0 : P24 input
1 : P16 input
Timer 2
0W
R
0W
R
0
Notes 1: When using the port as the I
2C-BUS interface, set the Port P3 Direction Register to 1.
2: Use the Clock Control Register 3 (address 021216) bit 5 to select the binary
output level of OUT.
(T2SC)
Port P3 direction register
Port P3 direction register (D3) [Address 00C716]
0R
Fix this bit to "1."
1
B
Name
Functions
After reset R W
0 : Port P30 input
1 : Port P30 output
0 : Port P31 input
1 : Port P31 output
Address 00CA16
0, 1
2
3
b7 b6 b5 b4 b3 b2 b1 b0
W
R
4
Fix these bits to "0."
5
Indeterminate
W
Indeterminate
W
R
W
R
W
R
W
R
W
R
0
Port P5 register
(P5) [Address 00CA16]
Port P5 register
Port P52 data
Port P53 data
Port P54 data
Port P55 data
Indeterminate
Fix these bits to "0."
6
7
B
Name
Functions
After reset
R W
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