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STC12LE5616AD Datasheet(PDF) 66 Page - STCmicro Technology Co,.Ltd

Part # STC12LE5616AD
Description  Enhanced 8051 Central Processing Unit ,1T per machine cycle, faster 8~12 times than the rate of a standard 8051.
PDF  377 Pages
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Manufacturer  STC [STCmicro Technology Co,.Ltd]
Direct Link  http://www.stcmicro.com/
Logo STC - STCmicro Technology Co,.Ltd

STC12LE5616AD Datasheet(HTML) 66 Page - STCmicro Technology Co,.Ltd

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3.3.2 Special Function Registers Bits Description
Symbol
Description
Address
Bit Address and Symbol
MSB
LSB
Value after
Power-on or
Reset
P0
Port 0
80H
P0.7
P0.6
P0.5
P0.4
P0.3
P0.2
P0.1
P0.0
1111 1111B
SP
Stack Pointer
81H
0000 0111B
DPTR
DPL
DPH
Data Pointer Low
82H
0000 0000B
Data Pointer High
83H
0000 0000B
SPSTAT
SPI Status register
84H
SPIF WCOL
-----
-
00xx xxxxB
SPCTL
SPI control register
85H
SSIG
SPEN DORD MSTR CPOL CPHA SPR1
SPR0
0000 0100B
SPDAT
SPI Data register
86H
0000 0000B
PCON
Power Control
87H
SMOD SMOD0 LVDF
POF
GF1
GF0
PD
IDL
0011 0000B
TCON
Timer Control
88H
TF1
TR1
TF0
TR0
IE1
IT1
IE0
IT0
0000 0000B
TMOD
Timer Mode
89H
GATE
C/T
M1
M0
GATE
C/T
M1
M0
0000 0000B
TL0
Timer Low 0
8AH
0000 0000B
TL1
Timer Low 1
8BH
0000 0000B
TH0
Timer High 0
8CH
0000 0000B
TH1
Timer High 1
8DH
0000 0000B
AUXR
Auxiliary register
8EH
T0x12 T1x12 UART_M0x6 EADCI ESPI ELVDI
--
0000 00xxB
WAKE_CLKO
CLK_Output
Power down
Wake-up control
register
8FH
PCAWAKEUP RXD_PIN_IE T1_PIN_IE T0_PIN_IE
-
-
T1CLKO T0CLKO
0000 xx00B
P1
Port 1
90H
P1.7
P1.6
P1.5
P1.4
P1.3
P1.2
P1.1
P1.0
1111 1111B
P1M0
P1 configuration 0
91H
0000 0000B
P1M1
P1 configuration 1
92H
0000 0000B
P0M0
P0 configuration 0
93H
0000 0000B
P0M1
P0 configuration 1
94H
0000 0000B
P2M0
P2 configuration 0
95H
0000 0000B
P2M1
P2 configuration 1
96H
0000 0000B
SCON
Serial Control
98H
SM0/FE SM1
SM2
REN
TB8
RB8
TI
RI
0000 0000B
SBUF
Serial Buffer
99H
xxxx xxxxB
P2
Port 2
A0H
P2.7
P2.6
P2.5
P2.4
P2.3
P2.2
P2.1
P2.0
1111 1111B
IE
Interrupt Enable
A8H
EA EPCA_LVD EADC_SPI ES ET1
EX1
ET0
EX0
0000 0000B
SADDR
Slave Address
A9H
0000 0000B
P3
Port 3
B0H
P3.7
-
P3.5
P3.4
P3.3
P3.2
P3.1
P3.0
1x11 1111B
P3M0
P2 configuration 0
B1H
0000 0000B
P3M1
P3 configuration 1
B2H
0000 0000B
IPH
Interrupt Priority
High
B7H
-
PPCA_LVDH PADC_SPIH
PSH PT1H PX1H PT0H PX0H x000 0000B
IP
Interrupt Priority
Low
B8H
- PPCA_LVD PADC_SPI PS PT1 PX1 PT0
PX0
x000 0000B
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