AT89C5131A-L Atmel Corporation, AT89C5131A-L Datasheet - Page 33

• Manufacturer Part Number: AT89C5131A-L
• Manufacturer: Atmel Corporation

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

Table 14. API Summary (Continued)
4287E–USB–04/08
Function Name
__api_wr_code_page
__api_rd_device_id2
__api_rd_device_id3
__api_rd_bootloader_version
__api_eeprom_busy
__api_rd_eeprom_byte
__api_wr_eeprom_byte
__api_start_bootloader
__api_start_isp
Bootloader
Execution
yes
yes
yes
yes
no
no
no
no
no
api_command
01h
05h
05h
0Eh
AT89C5131A USB Bootloader
api_dph
api_dpl
60h
61h
00h
return value
return value
return value
api_value
33