参数资料
型号: AT89C51CC02UA-SISUM
厂商: Atmel
文件页数: 93/159页
文件大小: 0K
描述: IC 8051 MCU 16K FLASH 28-PLCC
产品培训模块: MCU Product Line Introduction
标准包装: 888
系列: AT89C CAN
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: CAN,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 20
程序存储器容量: 16KB(16K x 8)
程序存储器类型: 闪存
EEPROM 大小: 2K x 8
RAM 容量: 512 x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 28-PLCC
包装: 管件
产品目录页面: 616 (CN2011-ZH PDF)
配用: AT89OCD-01-ND - USB EMULATOR FOR AT8XC51 MCU
39
AT/T89C51CC02
4126L–CAN–01/08
Figure 15. Flash and Extra row Programming Procedure
Hardware Security Byte
The following procedure is used to program the Hardware Security Byte space
and is summarized in Figure 16:
Set FPS and map Hardware byte (FCON = 0x0C)
Save then disable the interrupts.
Load DPTR at address 0000h.
Load Accumulator register with the data to load.
Execute the MOVX @DPTR, A instruction.
Launch the programming by writing the data sequence 54h followed by A4h in
FCON register. This step of the procedure must be executed from FM1.
The end of the programming indicated by the FBusy flag cleared.
Restore the interrupts
Flash Spaces
Programming
Save & Disable IT
EA = 0
Launch Programming
FCON = 5xh
FCON = Axh
End Programming
Restore IT
Column Latches Loading
FBusy
Cleared?
Clear Mode
FCON = 00h
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AT89C51CC02UA-TDSUM 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:Enhanced 8-bit Microcontroller with CAN Controller and Flash
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