参数资料
型号: SST89C58RC-40-C-QIF-T
厂商: Microchip Technology
文件页数: 30/88页
文件大小: 0K
描述: IC MCU 8BIT FLASH 40WQFN
标准包装: 3,000
系列: FlashFlex®
核心处理器: 8051
芯体尺寸: 8-位
速度: 40MHz
连通性: EBI/EMI,I²C,SMBus,UART/USART
外围设备: 欠压检测/复位,POR,WDT
输入/输出数: 32
程序存储器容量: 32KB(32K x 8)
程序存储器类型: 闪存
EEPROM 大小: 2K x 8
RAM 容量: 1K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振荡器型: 外部
工作温度: 0°C ~ 70°C
封装/外壳: 40-WFQFN 裸露焊盘
包装: 带卷 (TR)
2011 Silicon Storage Technology, Inc.
DS25100A
12/11
36
FlashFlex MCU
SST89C58RC
Data Sheet
A Microchip Technology Company
Byte-Program
The Byte-Program command programs data into a single byte. The address is determined by the con-
tents of SFAH and SFAL. The data byte is in SFDT.
Figure 11:Byte-Program
Byte-Verify
The Byte-Verify command allows the user to verify that the device has correctly performed an Erase or
Program command. Byte-Verify command returns the data byte in SFDT if the command is successful.
The previous flash operation has to be fully completed before a Byte-Verify command can be issued.
Figure 12:Byte-Verify
Move data to SFDT
MOV SFDT, #data
Command Execution
MOV SFCM, #0EH
SFCF[7] indicates
operation completion
Program byte address
MOV SFAH, #byte_addressH
MOV SFAL, #byte_addressL
1323 F40.0
IAP Enable
ORL SFCF, #40H
Feed Sequence
MOV SFIS0, #A2H
MOV SFIS1, #DFH
MOV SFCM, #0CH
SFDT register
contains data
Program byte address
MOV SFAH, #byte_addressH
MOV SFAL, #byte_addressL
1323 F41.0
IAP Enable
ORL SFCF, #40H
Feed Sequence
MOV SFIS0, #A2H
MOV SFIS1, #DFH
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