AT89C51CC02 Atmel Corporation, AT89C51CC02 Datasheet - Page 23

• Manufacturer Part Number: AT89C51CC02
• Manufacturer: Atmel Corporation

Specifications of AT89C51CC02

• Flash (kbytes): 16 Kbytes
• Max. Operating Frequency: 40 MHz
• Cpu: 8051-12C
• Max I/o Pins: 20
• Uart: 1
• Can: 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/CAN
• Watchdog: Yes

Program
Configuration
Information
4223C–CAN–03/08
API Name
__api_set_X2
__api_clr_X2
__api_set_BLJB
__api_clr_BLJB
__api_wr_BSB
__api_wr_SBV
__api_wr_EB
__api_wr_SSB_LEVEL0
__api_wr_SSB_LEVEL1
__api_wr_SSB_LEVEL2
__api_rd_bootloader_version
API_name
•
•
Note:
•
•
Note:
Instruction: LCALL FFF0h.
At the complete API execution by the bootloader, the value to read is in the api_value
variable.
Parameter settings
Instruction: LCALL FFF0h.
No special resources are used by the bootloader during this operation
1. See in the T89C51CC02 data sheet the time that a write operation takes.
2. No special resources are used by the bootloader during these operations
0Fh
0Ah
0Ah
0Ah
0Ah
R1
R1
06h
06h
06h
05h
05h
05h
T89C51CC02 UART Bootloader
DPTR0
DPTR0
0000h
0008h
0008h
0004h
0004h
0000h
0001h
0006h
FEh
FCh
FFh
DPTR1
DPTR1
x
x
x
x
x
x
x
x
x
x
x
value to write
value to write
value to write
return value
Acc
Acc
00h
01h
00h
01h
x
x
x
23