AT89C5131A-PUTUM Atmel, AT89C5131A-PUTUM Datasheet - Page 22

• Manufacturer Part Number: AT89C5131A-PUTUM
• Description: IC 8051 MCU FLASH 32K USB 32QFN
• Manufacturer: Atmel
• Series: AT89C513xr

Specifications of AT89C5131A-PUTUM

• Core Processor: C52X2
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: LED, POR, PWM, WDT
• Number Of I /o: 18
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Core: 8051
• Processor Series: AT89x
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 48 MHz
• Data Ram Size: 1.25 KB
• Number Of Programmable I/os: 34
• Number Of Timers: 16 bit
• Operating Supply Voltage: 2.7 V to 5.5 V
• Mounting Style: SMD/SMT
• Height: 0.95 mm
• Interface Type: 2-Wire, EUART, SPI, USB
• Length: 7 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Width: 7 mm
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-05 - KIT STARTER FOR AT89C5131
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Table 6-4.
22
Mnemonic
T2MOD
T2CON
TMOD
TCON
TH0
TH1
TH2
TL0
TL1
TL2
AT89C5130A/31A-M
Timer SFR’s
CDh
CCh
Add
8Ch
8Dh
C8h
C9h
8Ah
8Bh
88h
89h
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
The Special Function Registers (SFRs) of the AT89C5131 fall into the following categories:
Table 6-2.
Table 6-3.
Mnemonic
Mnemonic
PSW
ACC
DPH
DPL
SP
P0
P1
P2
P3
P4
B
C51 Core SFRs
I/O Port SFRs
GATE1
Add
Add
E0h
F0h
D0h
A0h
B0h
C0h
81h
82h
83h
80h
90h
TF1
TF2
7
Name
Accumulator
B Register
Program Status
Word
Stack Pointer
LSB of SPX
Data Pointer
Low byte
LSB of DPTR
Data Pointer
High byte
MSB of DPTR
Name
Port 0
Port 1
Port 2
Port 3
Port 4 (2bits)
C/T1#
EXF2
TR1
6
RCLK
M11
TF0
5
7
7
TCLK
6
6
TR0
M01
4
5
5
EXEN2
GATE0
IE1
3
4
4
C/T0#
TR2
IT1
2
3
3
2
2
C/T2#
T2OE
M10
IE0
1
4337K–USB–04/08
1
1
CP/RL2#
DCEN
M00
IT0
0
0
0