参数资料
型号: M37224M3-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, 1.778 MM PITCH, SHRINK, PLASTIC, DIP-42
文件页数: 68/83页
文件大小: 901K
代理商: M37224M3-XXXSP
M37224M3-XXXSP
MITSUBISHI MICROCOMPUTERS
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
70
b7 b6 b5 b4 b3 b2 b1 b0
Port P3 output mode control register (P3S) [address 00CD16]
B
Name
Functions
After reset R W
Port P3 Output Mode Control Register
0
0 : CMOS output
1 : N-channel open-drain output
0
1
0
4
to
7
0
P30 output structure
selection bit (P30S)
P31 output structure
selection bit (P31S)
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
0 : CMOS output
1 : N-channel open-drain output
0
2
DA1 output enable bit
0 : P30 input/output
1 : DA1 output
0
3
DA2 output enable bit
0 : P31 input/output
1 : DA2 output
RW
R—
RW
Port P5 Direction Register
Port P3 Output Mode Control Register
b7 b6 b5 b4 b3 b2 b1 b0
Port P5 direction register (D5) [Address 00CB16]
B
Name
Functions
After reset RW
Port P5 Direction Register
0, 1,
6, 7
0 : CRT output (R)
1 : Output port P52
0
2
to
5
0 : CRT output (G)
1 : Output port P53
0
0 : CRT output (B)
1 : Output port P54
0
Port P5 direction register
Nothing is assigned. These bits are write disable bits.
When these bits are read out, the values are “0.”
0 : CRT output (OUT)
1 : Output port P55
0
R—
RW
Addresses 00CB16
Address 00CD16
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