AT89C5131-TISIL Atmel, AT89C5131-TISIL Datasheet - Page 148
AT89C5131-TISIL
Manufacturer Part Number
AT89C5131-TISIL
Description
IC 8051 MCU FLASH 32K USB 28SOIC
Manufacturer
Atmel
Series
AT89C513xr
Datasheet
1.AT89C5131-S3SIL.pdf
(176 pages)
Specifications of AT89C5131-TISIL
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)
3 V ~ 3.6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-SOIC (7.5mm Width)
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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Registers
148
AT89C5131
Table 106. PCON Register
PCON (S:87h)
Power Control Register
Reset Value = 10h
Bit Number
SMOD1
7
7
6
5
4
3
2
1
0
Mnemonic Description
SMOD0
SMOD1
SMOD0
POF
GF1
GF0
Bit
IDL
PD
6
-
Serial Port Mode bit 1
Set to select double baud rate in mode 1, 2 or 3.
Serial Port Mode bit 0
Set to select FE bit in SCON register.
Clear to select SM0 bit in SCON register
Reserved
The value read from this bit is always 0. Do not set this bit.
Power-Off Flag
Set by hardware when V
software.
Clear to recognize next reset type.
General-purpose Flag 1
Set by software for general-purpose usage.
Cleared by software for general-purpose usage.
General-purpose Flag 0
Set by software for general-purpose usage.
Cleared by software for general-purpose usage.
Power-down mode bit
Set this bit to enter in power-down mode.
Cleared by hardware when reset occurs.
Idle mode bit
Set this bit to enter in Idle mode.
Cleared by hardware when interrupt or reset occurs.
5
-
POF
4
CC
rises from 0 to its nominal voltage. Can also be set by
GF1
3
GF0
2
PD
1
4136B–USB–09/03
IDL
0
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