参数资料
型号: AT89C51RB2-SLSUM
厂商: Atmel
文件页数: 5/127页
文件大小: 0K
描述: IC 8051 MCU FLASH 16K 44PLCC
产品培训模块: MCU Product Line Introduction
标准包装: 972
系列: 89C
核心处理器: 8051
芯体尺寸: 8-位
速度: 60MHz
连通性: SPI,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 32
程序存储器容量: 16KB(16K x 8)
程序存储器类型: 闪存
RAM 容量: 1.25K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LCC(J 形引线)
包装: 管件
配用: AT89OCD-01-ND - USB EMULATOR FOR AT8XC51 MCU
AT89STK-11-ND - KIT STARTER FOR AT89C51RX2
102
AT89C51RB2/RC2
4180E–8051–10/06
Display Data
Description
Figure 44. Display Flow
Note:
The maximum size of block is 400h. To read more than 400h Bytes, the Host must send a new command.
Host
Bootloader
Display Command
’X’ & CR & LF
RD_WR_SECURITY
Wait Display Command
Read Data
Send Security Error
Send Display Data
Send Display Command
Wait Checksum Error
Wait Display Data
Wait Security Error
OR
COMMAND ABORTED
COMMAND FINISHED
Send Checksum Error
COMMAND ABORTED
’L’ & CR & LF
OR
"Address = "
All data read
Complete Frame
"Reading value"
CR & LF
All data read
COMMAND FINISHED
Checksum error
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