AT89C51AC3 Atmel Corporation, AT89C51AC3 Datasheet - Page 54

• Manufacturer Part Number: AT89C51AC3
• Manufacturer: Atmel Corporation

Specifications of AT89C51AC3

• Flash (kbytes): 64 Kbytes
• Max. Operating Frequency: 60 MHz
• Cpu: 8051-12C
• Max I/o Pins: 32
• Spi: 1
• Uart: 1
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 62.5
• Sram (kbytes): 2.25
• Eeprom (bytes): 2048
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 5.5
• Timers: 4
• Isp: UART
• Watchdog: Yes

Sharing Instructions
54
AT89C51AC3
Table 19. Instructions shared
Note:
Table 20. Read MOVX A, @DPTR
Table 21. Write MOVX @DPTR,A
EEE bit in
Action
EEE bit in
Register
Register
EECON
Read
EECON
Write
0
0
1
1
0
0
1
1
by cl : using Column Latch
RAM
MOV
MOV
FCON Register
FCON Register
FPS bit in
FPS in
0
1
0
1
0
1
0
1
XRAM
ERAM
MOVX
MOVX
ENBOOT
EEPROM
ENBOOT
DATA
MOVX
MOVX
X
X
X
X
X
X
X
X
FLASH
MOVC
Boot
-
EA
X
X
1
0
1
0
EA
X
X
X
X
MOVC
FM0
by cl
XRAM
ERAM
XRAM
ERAM
OK
OK
OK
OK
OK
OK
4383D–8051–02/08
EEPROM
EEPROM
Hardware
DATA
MOVC
Data
Byte
by cl
OK
OK
Column
Column
Flash
Latch
Flash
Latch
XROW
MOVC
OK
OK
by cl