參數(shù)資料
型號： MB90246APFV
元件分類： 微控制器/微處理器
英文描述： 16-BIT, 16 MHz, MICROCONTROLLER, PQFP100
封裝： PLASTIC, LQFP-100
文件頁數(shù)： 14/100頁
文件大小： 1959K
代理商： MB90246APFV
20
MB90246A Series
s I/O MAP
(Continued)
Address
Abbreviated
register name
Register name
Read/
write
Resource
name
Initial value
000000H
(System reservation area)*1
000001H
PDR1
Port 1 data register
R/W!
Port 1
X X X X X X X X B
000002H
(System reservation area)*1
000003H
000004H
PDR4
Port 4 data register
R/W!
Port 4
X X X X X X X X B
000005H
PDR5
Port 5 data register
R/W!
Port 5
X X X X X X X X B
000006H
PDR6
Port 6 data register
R/W!
Port 6
1 1 1 1 1 1 1 1 B
000007H
PDR7
Port 7 data register
R/W!
Port 7
– X X X X X X X B
000008H
PDR8
Port 8 data register
R/W!
Port 8
X X X X X X – – B
000009H
PDR9
Port 9 data register
R/W!
Port 9
– X X X X X X X B
00000AH
PDRA
Port A data register
R/W!
Port A
– – X X X X X X B
00000BH
to
00000FH
(Vacancy)
000010H
(System reservation area)*1
000011H
DDR1
Port 1 direction register
R/W
Port 1
0 0 0 0 0 0 0 0 B
000012H
(System reservation area)*1
000013H
000014H
DDR4
Port 4 direction register
R/W
Port 4
0 0 0 0 0 0 0 0 B
000015H
DDR5
Port 5 direction register
R/W
Port 5
0 0 0 0 0 0 0 0 B
000016H
ADER
Analog input enable register
R/W
Port 6,
8/10-bit A/D
converter
11111111 B
000017H
DDR7
Port 7 direction register
R/W
Port 7
– 0 0 0 0 0 0 0 B
000018H
DDR8
Port 8 direction register
R/W
Port 8
0 0 0 0 0 0 – – B
000019H
DDR9
Port 9 direction register
R/W
Port 9
– X X X X X X X B
00001AH
DDRA
Port A direction register
R/W
Port A
– – 0 0 0 0 0 0 B
00001BH
to
00001FH
(Vacancy)
000020H
SCR1
Serial control status register 1
R/W
I/O simple serial
interface 1
10000000 B
000021H
SSR1
Serial status register 1
R
– – – – – – – 1 B
000022H
SDR1L
Serial data register 1 (L)
R/W
X X X X X X X X B
000023H
SDR1H
Serial data register 1 (H)
R/W
X X X X X X X X B
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