AT89LP51RB2 Atmel Corporation, AT89LP51RB2 Datasheet - Page 16

• Manufacturer Part Number: AT89LP51RB2
• Manufacturer: Atmel Corporation

Specifications of AT89LP51RB2

• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 42
• Spi: 1
• Twi (i2c): 1
• Uart: 1
• Adc Channels: 7
• Adc Resolution (bits): 10
• Adc Speed (ksps): 153.8
• Sram (kbytes): 1.375
• Self Program Memory: API
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 4
• Isp: SPI/OCD/UART
• Watchdog: Yes

Table 3-11.
Table 3-12.
Table 3-13.
Table 3-14.
Table 3-15.
16
Mnemonic
KBLS
KBE
KBF
KBMOD
Mnemonic
BMSEL
FCON
Mnemonic
ACSRA
ACSRB
AREF
Mnemonic
DADC
DADI
DADL
DADH
Mnemo
-nic
CCON
CMOD
CL
CH
CCAPM0 DAh PCA Timer/Counter Mode 0
CCAPM1 DBh PCA Timer/Counter Mode 1
CCAPM2 DCh PCA Timer/Counter Mode 2
CCAPM3 DDh PCA Timer/Counter Mode 3
Add Name
D8h PCA Timer/Counter Control
D9h PCA Timer/Counter Mode
E9h
F9h
AT89LP51RB2/RC2/IC2 Summary
Add
9Ch
9Dh
Add
D2h
Add
ABh
BDh
Add
ACh
ADh
9Eh
9Fh
92h
A3h
A4h
A5h
Keyboard Interface SFRs
Flash Memory SFR
Analog Comparator SFRs
ADC Controller SFRs
PCA SFRs
PCA Timer/Counter Low Byte
PCA Timer/Counter High Byte
Keyboard Level Selector
Keyboard Flag Register
Flash Control Register
Comparator B Control Register
Comparator Reference Register
DAC/ADC Data High Register
Name
Keyboard Input Enable
Keyboard Mode Register
Name
Bank Mode Select Register
Name
Comparator A Control Register
Name
DAC/ADC Control Register
DAC/ADC Input Register
DAC/ADC Data Low Register
CIDL
CF
7
KBLS7
FPSL3
KBM7
KBE7
KBF7
7
7
–
7
7
ECOM0
ECOM1
ECOM2
ECOM3
WDTE
CR
6
KBLS6
FPSL2
KBM6
KBE6
KBF6
6
6
–
6
6
CAPP0
CAPP1
CAPP2
CAPP3
KBLS5
5
FPSL1
KBM5
KBE5
KBF5
5
5
–
5
5
CAPN0
CAPN1
CAPN2
CAPN3
CCF4
KBLS4
FPSL0
KBM4
KBE4
4
KBF4
4
4
–
4
4
CCF3
MAT0
MAT1
MAT2
MAT3
KBLS3
KBM3
KBE3
KBF3
3
FPS
3
3
–
3
3
CCF2
CPS1
TOG0
TOG1
TOG2
TOG3
FMOD1
KBLS2
KBM2
KBE2
KBF2
2
2
2
–
2
2
PWM0
PWM1
PWM2
PWM3
FMOD0
CCF1
CPS0
KBLS1
3722AS–MICRO–10/11
KBM1
KBE1
KBF1
1
1
1
–
1
1
ECCF0
ECCF1
ECCF2
ECCF3
FBUSY
KBLS0
KBM0
CCF0
KBE0
KBF0
ECF
FBS
0
0
0
0
0