参数资料
型号: ST72621J2B1
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP20
封装: 0.300 INCH, PLASTIC, DIP-20
文件页数: 69/136页
文件大小: 2475K
代理商: ST72621J2B1
ST7262
38/136
I/O PORTS (Cont’d)
Table 13. I/O Port Register Map and Reset Values
Address
(Hex.)
Register
Label
765
43210
Reset Value
of all I/O port registers
000
00000
0000h
PADR
MSB
LSB
0001h
PADDR
0002h
PBDR
MSB
LSB
0003h
PBDDR
0004h
PCDR
MSB
LSB
0005h
PCDDR
0006h
PDDR
MSB
LSB
0007h
PDDDR
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