AT89C5131A-L

Manufacturer Part NumberAT89C5131A-L
ManufacturerAtmel Corporation
AT89C5131A-L datasheets
 


Specifications of AT89C5131A-L

Flash (kbytes)32 KbytesMax. Operating Frequency48 MHz
Cpu8051-12CMax I/o Pins34
Usb Transceiver1Usb SpeedFull Speed
Usb InterfaceDeviceSpi1
Twi (i2c)1Uart1
Sram (kbytes)1.25Eeprom (bytes)1024
Self Program MemoryAPIOperating Voltage (vcc)3.0 to 3.6
Timers4IspUART/USB
WatchdogYes  
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Read Configuration
Parameter settings
and Manufacturer
API Name
Information
__api_rd_HSB
__api_rd_BSB
__api_rd_SBV
__api_rd_P1_CF
__api_rd_P3_CF
__api_rd_P4_CF
__api_rd_SSB
__api_rd_EB
__api_rd_manufacturer
__api_rd_device_id1
__api_rd_device_id2
__api_rd_device_id3
__api_rd_bootloader_version
Instruction: LCALL FFC0h.
At the complete API execution by the bootloader, the value to read is in the api_value
variable.
Note:
4287E–USB–04/08
AT89C5131A USB Bootloader
api_command
08h
05h
05h
05h
05h
05h
05h
05h
05h
05h
05h
05h
0Eh
No special resources are used by the bootloader during this operation
api_dph
api_dpl
api_value
00h
return HSB
00h
return BSB
01h
return SBV
02h
return P1_CF
03h
return P3_CF
04h
return P4_CF
05h
return SSB
06h
return EB
return
30h
manufacturer id
31h
return id1
60h
return id2
61h
return id3
00h
return value
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