參數(shù)資料
                  型號(hào): TS80C31X2
                  廠商: Atmel Corp.
                  英文描述: 8-bit CMOS Microcontroller ROMless
                  中文描述: 8位CMOS微控制器無(wú)ROM
                  文件頁(yè)數(shù): 3/40頁(yè)
                  文件大小: 484K
                  代理商: TS80C31X2
                  Rev. A - Mar. 19, 1999
                  3
                  Preliminary
                  TS80C31X2
                  4. SFR Mapping
                  The Special Function Registers (SFRs) of the TS80C31X2 fall into the following categories:
                  C51 core registers: ACC, B, DPH, DPL, PSW, SP, AUXR1
                  I/O port registers: P0, P1, P2, P3
                  Timer registers: TCON, TH0, TH1, TMOD, TL0, TL1
                  Serial I/O port registers: SADDR, SADEN, SBUF, SCON
                  Power and clock control registers: PCON
                  Interrupt system registers: IE, IP, IPH
                  Others: CKCON
                  Table 1. All SFRs with their address and their reset value
                  Non Bit addressable
                  Bit
                  address-
                  able
                  0/8
                  1/9
                  2/A
                  3/B
                  4/C
                  5/D
                  6/E
                  7/F
                  F8h
                  FFh
                  F0h
                  B
                  0000 0000
                  F7h
                  E8h
                  EFh
                  E0h
                  ACC
                  0000 0000
                  E7h
                  D8h
                  DFh
                  D0h
                  PSW
                  0000 0000
                  D7h
                  C8h
                  CFh
                  C0h
                  C7h
                  B8h
                  IP
                  XXX0 0000
                  P3
                  1111 1111
                  IE
                  0XX0 0000
                  P2
                  1111 1111
                  SCON
                  0000 0000
                  P1
                  1111 1111
                  TCON
                  0000 0000
                  P0
                  1111 1111
                  SADEN
                  0000 0000
                  BFh
                  B0h
                  IPH
                  XXX0 0000
                  B7h
                  A8h
                  SADDR
                  0000 0000
                  AFh
                  A0h
                  AUXR1
                  XXXX 0XX0
                  A7h
                  98h
                  SBUF
                  XXXX XXXX
                  9Fh
                  90h
                  97h
                  88h
                  TMOD
                  0000 0000
                  SP
                  0000 0111
                  TL0
                  0000 0000
                  DPL
                  0000 0000
                  TL1
                  0000 0000
                  DPH
                  0000 0000
                  TH0
                  0000 0000
                  TH1
                  0000 0000
                  CKCON
                  XXXX XXX0
                  PCON
                  00X1 0000
                  8Fh
                  80h
                  87h
                  0/8
                  1/9
                  2/A
                  3/B
                  4/C
                  5/D
                  6/E
                  7/F
                  reserved
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