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SN8F2250B 参数 Datasheet PDF下载

SN8F2250B图片预览
型号: SN8F2250B
PDF下载: 下载PDF文件 查看货源
内容描述: 8位微控制器 [8-Bit Micro-Controller]
分类和应用: 微控制器
文件页数/大小: 133 页 / 1554 K
品牌: SONIX [ SONIX TECHNOLOGY COMPANY ]
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SN8F2250B Series  
USB 2.0 Full-Speed 8-Bit Micro-Controller  
11.4 PROGRAMMING/ERASE DATA REGISTER  
0BDH  
Bit 7  
Bit 6  
Bit 5  
Bit 4  
Bit 3  
Bit 2  
Bit 1  
Bit 0  
PERAML  
Read/Write  
After reset  
PERAML7 PERAML6 PERAML5 PERAML4 PERAML3 PERAML2 PERAML1 PERAML0  
R/W  
0
R/W  
0
R/W  
0
R/W  
0
R/W  
0
R/W  
0
R/W  
0
R/W  
0
0BEH  
Bit 7  
Bit 6  
Bit 5  
Bit 4  
Bit 3  
Bit 2  
Bit 1  
Bit 0  
PERAMCNT PERAMCNT4 PERAMCNT3 PERAMCNT2 PERAMCNT1 PERAMCNT0  
-
-
-
-
-
-
PERAML8  
Read/Write  
After reset  
R/W  
0
R/W  
0
R/W  
0
R/W  
0
R/W  
0
R/W  
0
{PERAMCNT [1:0], PERAML [7:0]}: Define the starting RAM address [9:0], which stores the data wanted to be  
programmed. The valid RAM addresses are 00H ~ 07FH and 0100H ~ 01FFH.  
PERAMCNT [7:3]: Defines the number of words wanted to be programmed. The maximum PERAMCNT [7:3] is 01FH,  
which program 32 words (64 bytes RAM) to the Flash. The minimum PERAMCNT [7:3] is 00H, which program only 1  
word to the Flash.  
11.4.1 Flash In-system-programming mapping address  
RAM (byte)  
bit7 ~ bit0  
DATA0  
Flash ROM (word)  
bit15 ~ bit8  
bit7 ~ bit0  
X
X+1  
Y
Y+1  
DATA1  
DATA3  
DATA0  
DATA2  
DATA1  
X+2  
DATA2  
DATA3  
Y+2  
=>  
X+3  
Y+3  
X+N  
DATAN  
Y+M  
DATAN  
DATAN-1  
SONiX TECHNOLOGY CO., LTD  
Page 117  
Version 1.1