AT89C5131A-PUTIM Atmel, AT89C5131A-PUTIM Datasheet - Page 22
AT89C5131A-PUTIM
Manufacturer Part Number
AT89C5131A-PUTIM
Description
IC 8051 MCU FLASH 32K USB 32QFN
Manufacturer
Atmel
Series
AT89C513xr
Datasheet
1.AT89C5130A-PUTUM.pdf
(188 pages)
Specifications of AT89C5131A-PUTIM
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
For Use With
AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-05 - KIT STARTER FOR AT89C5131
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Data Converters
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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
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