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STC12C0552 Ver la hoja de datos (PDF) - Unspecified

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STC12C0552 Datasheet PDF : 71 Pages
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STC12C2052AD 系列 8051 单片机内核特殊功能寄存器   C51 Core SFRs
Mnemonic Add Name
 7  6  5  4  3  2  1  0 Reset Value
ACC
E0h Accumulator
0000,0000
F0h B Register
0000,0000
PSW
D0h Program Status Word CY AC F0 RS1 RS0 OV  F1  P 0000,0000
SP
81h Stack Pointer
0000,0111
DPL
82h Data Pointer Low Byte
0000,0000
DPH
83h Data Pointer High Byte
0000,0000
STC12C2052AD 系列 8051 单片机系统管理特殊功能寄存器 System Management SFRs
Mnemonic Add Name
  7  6
 5
 4  3
 2
 0 Reset value
PCON 87h Power  Control
SMOD  SMOD0  LVDF POF GF1 GF0
   PD
IDL 0011,0000
AUXR 8Eh Auxiliary  Register  T0x12  T1x12  UART_M0x6  EADCI  ESPI  ELVDI
- 0000,00xx
IDLE_CLK C7h Clock  Divder
- IDLCLKS2 IDLCLKS1 IDLCLKS0 xxxx,x000
STC12C2052AD 系列 8051 单片机 中断 特殊功能寄存器 Interrupt SFRs
Mnemonic Add
IE
A8h
IP
B8h
IPH
B7h
Name
Interrupt  Enable
Interrupt  Priority  Low
Interrupt  Priority  High
 7  6    5  4  3  2  1  0 Reset Value
EA  EPCA ESPI ES ET1 EX1 ET0 EX0 0000,0000
 -  PPCA PSPI PS PT1 PX1 PT0 PX0 xx00,0000
 - PPCAH PSPIH PSH PT1H PX1H PT0H PX0H 0000,0000
STC12C2052AD 系列 8051 单片机 I/O 口 特殊功能寄存器   Port SFRs
Mnemonic Add
P1
90h
P1M0
91h
P1M1
92h
P3
B0h
P3M0
B1h
P3M1
B2h
      Name
8-bit  Port 1
8-bit  Port 3
 7  6  5  4  3  2  1  0 Reset Value
P1.7 P1.6 P1.5 P1.4 P1.3 P1.2 P1.1 P1.0 1111,1111
0000,0000
0000,0000
P3.7   - P3.5 P3.4 P3.3 P3.2 P3.1 P3.0 1x11,1111
0000,0000
0000,0000
STC12C2052AD系列 8051 单片机 串行口 特殊功能寄存器    Serial I/O Port SFRs
Mnemonic Add Name
 7
 6
 5
 4  3  2
 1  0 Reset Value
SCON
98h Serial  Control
SM0/FE SM1 SM2
REN TB8 RB8 TI RI 0000,0000
SBUF
99h Serial  Data  Buffer
xxxx,xxxx
SADEN B9h Slave  Address  Mask
0000,0000
SADDR A9h Slave  Address
0000,0000
AUXR
8Eh Auxiliary  Register T0x12 T1x12 UART_M0x6 EADCI ESPI EBODI  -  - 0000,00xx
STC12C2052AD 系列 8051 单片机 看门狗定时器 特殊功能寄存器 Watch Dog Timer SFRs
Mnemonic Add
WDT_CONTR E1h
Name
Watch-Dog-Timer
Control register
      7
 6    5      4      3  2  1  0 Reset Value
 WDT_FLAG  - EN_WDT CLR_WDT IDLE_WDT PS2 PS1 PS0 xx00,0000
宏晶科技:专业单片机 / 存储器供应商   www.MCU-Memory.com   STC12C2052AD 系列 1T 8051 单片机中文指南 12

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