AT89C51IC2-RLRUL Atmel, AT89C51IC2-RLRUL Datasheet - Page 9

• Manufacturer Part Number: AT89C51IC2-RLRUL
• Description: IC 8051 MCU 32K FLASH 44-VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51IC2-RLRUL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1280 B
• Interface Type: UART, SPI, TWI
• Maximum Clock Frequency: 60 MHz
• Number Of Programmable I/os: 34
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: AT89C51IC2-RLRULTR

Table 12. SFR Mapping
4301D–8051–02/08
E8h
E0h
D8h
D0h
C8h
C0h
B8h
B0h
A8h
A0h
F8h
F0h
98h
90h
88h
80h
addressable
addressable
XXXX XX11
00X0 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
X000 000
1111 1111
1111 1111
1111 1111
1111 1111
T2CON
CCON
PI2 bit
SCON
TCON
PSW
IEN0
ACC
IPL0
Bit
0/8
0/8
P3
P2
P1
P0
B
XXXX XXXX
XXXX XX00
XXXX X000
XXXX 0000
00XX X000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0111
FCON (1)
T2MOD
SADDR
SADEN
CMOD
TMOD
SBUF
IEN1
CH
1/9
CL
SP
1/9
Table below shows all SFRs with their address and their reset value.
XXXX XXXX
XXXX XXXX
XXXX X0X0
XXXX X000
X000 0000
0000 0000
0000 0000
0000 0000
0000 0000
CCAPM0
CCAP0H
CCAP0L
RCAP2L
AUXR1
IPL1
BRL
DPL
TL0
2/A
2/A
reserved
XXXX XXXX
XXXX XXXX
XXXX X111
XXX0 0000
X000 0000
0000 0000
0001 0100
0000 0000
0000 0000
0000 0000
BDRCON
CCAPM1
CCAP1H
RCAP2H
CCAP1L
SPCON
SSCON
IPH1
DPH
TL1
3/B
3/B
Non Bit addressable
XXXX XXXX
XXXX XXXX
X000 0000
0000 0000
0000 0000
0000 0000
0000 0000
CCAPL2H
CCAPL2L
1111 1000
CCAPM2
SPSTA
SSCS
KBLS
TH0
TL2
4/C
4/C
XXXX XXXX
XXXX XXXX
XXXX XXXX
XXXX XXX0
X000 0000
CCAPL3H
0000 0000
0000 0000
0000 0000
CCAPL3L
CCAPM3
1111 1111
SPDAT
SSDAT
CKSEL
KBE
TH2
TH1
5/D
5/D
XXXX XXXX
XXXX XXXX
XXXX XXXX
XXXX X001
XX0X 0000
X000 0000
0000 0000
CCAPL4H
CCAPL4L
1111 1110
OSSCON
WDTRST
CCAPM4
SSADR
AUXR
KBF
6/E
6/E
XXXX XXX0
XXXX X000
X000 0000
00X1 0000
0000 0000
WDTPRG
1111 1111
CKCON1
CKCON0
PCON
CKRL
IPH0
7/F
7/F
FFh
EFh
E7h
DFh
D7h
CFh
C7h
BFh
B7h
AFh
A7h
F7h
9Fh
97h
8Fh
87h
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