參數(shù)資料
型號： M44C892-H
廠商： ATMEL CORP
元件分類： 微控制器/微處理器
英文描述： 4-BIT, MROM, 4 MHz, MICROCONTROLLER, PDSO20
封裝： SSO-20
文件頁數(shù)： 18/84頁
文件大?。?/td> 648K
代理商： M44C892-H
M44C892–H
M44C892–H
M44C092–H
Rev. A2, 14-Dec-01
25 (84)
Port 5 Data Register (P5DAT)
Primary register address: ’5’hex
Bit 3
Bit 2
Bit 1
Bit 0
P5DAT
P5DAT3
P5DAT2
P5DAT1
P5DAT0
Reset value: 1111b
Port 5 Control Register (P5CR) Byte Write
Auxiliary register address: ’5’hex
Bit 3
Bit 2
Bit 1
Bit 0
P5CR
First write cycle
P51M2
P51M1
P50M2
P50M1
Reset value: 1111b
Bit 7
Bit 6
Bit 5
Bit 4
Second write cycle
P53M2
P53M1
P52M2
P52M1
Reset value: 1111b
P5xM2, P5xM1 – Port 5x Interrupt mode/direction code
Auxiliary Address: ’5’hex
First Write Cycle
Second Write Cycle
Code
3 2 1 0
Function
Code
3 2 1 0
Function
x x 1 1
BP50 in input mode – interrupt disabled
x x 1 1
BP52 in input mode – interrupt disabled
x x 0 1
BP50 in input mode – rising edge interrupt
x x 0 1
BP52 in input mode – rising edge interrupt
x x 1 0
BP50 in input mode – falling edge interrupt
x x 1 0
BP52 in input mode – falling edge interrupt
x x 0 0
BP50 in output mode – interrupt disabled
x x 0 0
BP52 in output mode – interrupt disabled
1 1 x x
BP51 in input mode – interrupt disabled
1 1 x x
BP53 in input mode – interrupt disabled
0 1 x x
BP51 in input mode – rising edge interrupt
0 1 x x
BP53 in input mode – rising edge interrupt
1 0 x x
BP51 in input mode – falling edge interrupt
1 0 x x
BP53 in input mode – falling edge interrupt
0 0 x x
BP51 in output mode – interrupt disabled
0 0 x x
BP53 in output mode – interrupt disabled
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