AT89C5115 Atmel Corporation, AT89C5115 Datasheet - Page 19

• Manufacturer Part Number: AT89C5115
• Manufacturer: Atmel Corporation

Specifications of AT89C5115

• Flash (kbytes): 16 Kbytes
• Max. Operating Frequency: 40 MHz
• Cpu: 8051-12C
• Max I/o Pins: 20
• Uart: 1
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 62.5
• Sram (kbytes): 0.5
• Eeprom (bytes): 2048
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 5.5
• Timers: 4
• Isp: UART
• Watchdog: Yes

Flow Description
Example
4225C–8051–03/08
COMMAND FINISHED
Wait COMMAND_OK
Send Erase Command
OR
Host
OR
COMMAND ABORTED
Wait Checksum Error
COMMAND ABORTED
Wait Security Error
Full Chip Erase
Erase Block1(8k to 16k)
HOST
BOOT LOADER
HOST
BOOT LOADER
’X’ & CR & LF
Erase Command
’P’ & CR & LF
’.’ & CR & LF
: 01 0000 03 07 F5
: 01 0000 03 07 F5 . CR LF
: 02 0000 03 01 20 DA
: 02 0000 03 01 20 DA . CR LF
T89C5115 UART Bootloader
Send Checksum error
Send Security error
Bootloader
Wait Erase Command
Send COMMAND_OK
Checksum Error
NO_SECURITY
Wait Erasing
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