AT89C5131A-L Atmel Corporation, AT89C5131A-L Datasheet - Page 6

no-image

AT89C5131A-L

Manufacturer Part Number
AT89C5131A-L
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of AT89C5131A-L

Flash (kbytes)
32 Kbytes
Max. Operating Frequency
48 MHz
Cpu
8051-12C
Max I/o Pins
34
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Twi (i2c)
1
Uart
1
Sram (kbytes)
1.25
Eeprom (bytes)
1024
Self Program Memory
API
Operating Voltage (vcc)
3.0 to 3.6
Timers
4
Isp
UART/USB
Watchdog
Yes
Port3
Port4 (only bit0 and bit1)
The Hardware Condition configuration are stored in three bytes called P1_CF, P3_CF, P4_CF.
These bytes can be modified by the user through a set of API or through an ISP command.
There is a priority between P1_CF, P3_CF and P4_CF (see Figure 4 on page 9).
Note:
AT89C5131A USB Bootloader
6
The BLJB must be at 0 (programmed) to be able to restart the bootloader.
If the BLJB is equal to 1 (unprogrammed) only the hardware parallel programmer can change this
bit (see AT89C5131A datasheet for more details).
4287E–USB–04/08

Related parts for AT89C5131A-L