AT89C51ID2-SMSIM ATMEL [ATMEL Corporation], AT89C51ID2-SMSIM Datasheet - Page 6

• Manufacturer Part Number: AT89C51ID2-SMSIM
• Description: 8-bit Flash Microcontroller
• Manufacturer: ATMEL [ATMEL Corporation]

Table 5. Port SFRs
Table 6. Flash and EEPROM Data Memory SFR
Table 7. Timer SFRs
6
P0
P1
P2
P3
P4
P5
FCON
EECON
TCON
TMOD
TL0
TH0
TL1
TH1
WDTRST
WDTPRG
T2CON
T2MOD
RCAP2H
RCAP2L
TH2
TL2
Mnemonic
Mnemonic
Mnemonic
AT89C51ID2
Add
Add
Add
CDh
CCh
C0h
D1h
8Ch
8Dh
C8h
C9h
CBh
CAh
80h
90h
A0h
B0h
E8h
88h
89h
8Ah
8Bh
A6h
A7h
Name
8-bit Port 0
8-bit Port 1
8-bit Port 2
8-bit Port 3
8-bit Port 4
8-bit Port 5
Name
Flash Control
EEPROM data Control
Name
Timer/Counter 0 and 1 Control
Timer/Counter 0 and 1 Modes
Timer/Counter 0 Low Byte
Timer/Counter 0 High Byte
Timer/Counter 1 Low Byte
Timer/Counter 1 High Byte
WatchDog Timer Reset
WatchDog Timer Program
Timer/Counter 2 control
Timer/Counter 2 Mode
Timer/Counter 2 Reload/Capture
High byte
Timer/Counter 2 Reload/Capture
Low byte
Timer/Counter 2 High Byte
Timer/Counter 2 Low Byte
GATE1
FPL3
TF1
TF2
7
7
7
-
-
-
C/T1#
FPL2
EXF2
TR1
6
6
6
-
-
-
RCLK
FPL1
M11
TF0
5
5
5
-
-
-
FPL0
TCLK
M01
TR0
4
4
4
-
-
-
GATE0
EXEN2
FPS
IE1
3
3
3
-
-
FMOD1
WTO2
C/T0#
TR2
IT1
2
2
2
-
FMOD0
WTO1
C/T2#
T2OE
M10
IE0
1
1
1
4289A–8051–09/03
CP/RL2#
FBUSY
WTO0
DCEN
M00
IT0
0
0
0