T89C51RD2-SLSIM Atmel, T89C51RD2-SLSIM Datasheet - Page 9

• Manufacturer Part Number: T89C51RD2-SLSIM
• Description: IC MICRO CTRL 64K FLASH 44PLCC
• Manufacturer: Atmel
• Series: 89Cr

Specifications of T89C51RD2-SLSIM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -

Table 3. SFR Table
4243G–8051–05/03
D8h
D0h
C8h
C0h
F8h
F0h
E8h
E0h
B8h
B0h
A8h
A0h
98h
90h
88h
80h
Addressable
00X0 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
1111 1111
1111 1111
X000 000
1111 1111
1111 1111
1111 1111
1111 1111
reserved
T2CON
CCON
SCON
TCON
PSW
ACC
Bit
0/8
0/8
P5
P4
P3
P2
P1
P0
IE
B
IP
XXXX XXXX
XXXX XX00
00XX X000
XXXX 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0111
T2MOD
SADEN
SADDR
CMOD
FCON
TMOD
SBUF
1/9
CH
1/9
CL
SP
Table 3 below shows all SFRs with their address and their reset value.
XXXX XXXX
XXXX XXXX
XXXX XX00
XXXX 00X0
X000 0000
0000 0000
0000 0000
0000 0000
CCAPM0
CCAP0H
CCAP0L
RCAP2L
EECON
AUXR1
DPL
TL0
2/A
2/A
XXXX XXXX
XXXX XXXX
X000 0000
0000 0000
0000 0000
0000 0000
0000 0000
CCAPM1
CCAP1H
RCAP2H
CCAP1L
EETIM
DPH
TL1
3/B
3/B
Non Bit addressable
XXXX XXXX
XXXX XXXX
X000 0000
0000 0000
0000 0000
CCAPM2
CCAP2H
CCAP2L
TH0
TL2
4/C
4/C
XXXX XXXX
XXXX XXXX
X000 0000
0000 0000
0000 0000
CCAP3H
CCAPM3
CCAP3L
TH2
TH1
5/D
5/D
XXXX XXXX
XXXX XXXX
XXXX XXXX
XX0X 1000
X000 0000
CCAPM4
WDTRST
CCAP4H
CCAP4L
AUXR
6/E
6/E
T89C51RD2
XXXX X000
X000 0000
X000 0000
00X1 0000
WDTPRG
1111 1111
CKCON
PCON
IPH
P5
7/F
7/F
EFh
DFh
D7h
CFh
C7h
BFh
AFh
FFh
F7h
E7h
B7h
A7h
9Fh
97h
8Fh
87h
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