参数资料
型号: M37225ECSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件页数: 9/127页
文件大小: 1897K
代理商: M37225ECSP
105
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37225M6/M8/MA/MC–XXXSP
M37225ECSP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
Address 00C916
Address 00CB16
b7 b6 b5 b4 b3 b2 b1 b0
OSD port control register (PF) [Address 00CB16]
b
Name
Functions
After reset R W
OSD Port Control Register
0, 10
R W
Fix these bits to “0”
00
2
0 : R signal output
1 : Port P52 output
0
R W
3
Port P53 output signal
selection bit (P53SEL)
0 : G signal output
1 : Port P53 output
0
R W
4
Port P54 output signal
selection bit (P54SEL)
0 : B signal output
1 : Port P54 output
0
R W
5
Port P55 output signal
selection bit (P55SEL)
0 : OUT1 signal output
1 : Port P55 output
0
R W
6
Port P10 output signal
selection bit (OUT2SEL)
0 : Port P10 signal output
1 : OUT2 output
0
R W
Port P52 output signal
selection bit (P52SEL)
70
R W
Fix this bit to “0”
0
b7 b6 b5 b4 b3 b2 b1 b0
Port P35 output mode control register (P3S) [Address 00C916]
B
Name
Functions
After reset
R W
Port P35 Output Mode Control Register
0 to 3
Indeterminate
4
0 : CMOS output
1 : N-channel open-drain
output
0
Fix this bit to “0”
R —
R W
R
5
Port P35 output mode
selection bit (P35S)
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are indeterminate.
6, 7
0
R W
Fix these bits to “0”
00
0
W
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