AT89C5131A-L Atmel Corporation, AT89C5131A-L Datasheet - Page 21

• Manufacturer Part Number: AT89C5131A-L
• Manufacturer: Atmel Corporation

Specifications of AT89C5131A-L

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 48 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Sram (kbytes): 1.25
• Eeprom (bytes): 1024
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 3.6
• Timers: 4
• Isp: UART/USB
• Watchdog: Yes

Table 21. Timer SFR’s
Table 22. Serial I/O Port SFR’s
Table 23. Baud Rate Generator SFR’s
4338F–USB–08/07
Mnemonic
Mnemonic
Mnemonic
WDTPRG
BDRCON
WDTRST
RCAP2H
RCAP2L
T2MOD
SADDR
T2CON
SADEN
TMOD
TCON
SCON
SBUF
BRL
TH0
TH1
TH2
TL0
TL1
TL2
Add
Add
CDh
CCh
8Ch
8Dh
C8h
C9h
CBh
CAh
8Ah
8Bh
A6h
A7h
B9h
A9h
Add
88h
89h
98h
99h
9Ah
9Bh
Name
Timer/Counter 0 High byte
Timer/Counter 0 Low byte
Timer/Counter 1 High byte
Timer/Counter 1 Low byte
Timer/Counter 2 High byte
Timer/Counter 2 Low byte
Timer/Counter 0 and 1
control
Timer/Counter 0 and 1
Modes
Timer/Counter 2 control
Timer/Counter 2 Mode
Timer/Counter 2
Reload/Capture High byte
Timer/Counter 2
Reload/Capture Low byte
WatchDog Timer Reset
WatchDog Timer Program
Name
Serial Control
Serial Data Buffer
Slave Address Mask
Slave Address
Name
Baud Rate Reload
Baud Rate Control
FE/SM0
GATE1
TF1
TF2
7
7
7
C/T1#
EXF2
SM1
TR1
6
6
6
RCLK
SM2
TF0
M11
5
5
5
TCLK
REN
TR0
M01
BRR
4
4
4
GATE0
EXEN2
TBCK
TB8
IE1
3
3
3
C/T0#
RBCK
RB8
TR2
IT1
S2
2
2
2
C/T2#
T2OE
M10
SPD
IE0
S1
1
1
TI
1
CP/RL2#
DCEN
SRC
M00
IT0
S0
RI
0
0
0
21