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SN8F2280 参数 Datasheet PDF下载

SN8F2280图片预览
型号: SN8F2280
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: 163 页 / 3660 K
品牌: SONIX [ SONIX TECHNOLOGY COMPANY ]
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SN8F2280 Series  
USB 2.0 Full-Speed 8-Bit Micro-Controller  
2.3 STACK OPERATION  
2.3.1 OVERVIEW  
The stack buffer has 8-level. These buffers are designed to push and pop up program counter’s (PC) data when  
interrupt service routine and “CALL” instruction are executed. The STKP register is a pointer designed to point active  
level in order to push or pop up data from stack buffer. The STKnH and STKnL are the stack buffers to store program  
counter (PC) data.  
RET /  
RETI  
CALL /  
INTERRUPT  
PCH  
PCL  
STACK Buffer  
High Byte  
STACK Buffer  
Low Byte  
STACK Level  
STKP = 7  
STKP = 6  
STKP = 5  
STKP = 4  
STKP = 3  
STKP = 2  
STKP = 1  
STKP = 0  
STK7H  
STK6H  
STK5H  
STK4H  
STK3H  
STK2H  
STK1H  
STK0H  
STK7L  
STK6L  
STK5L  
STK4L  
STK3L  
STK2L  
STK1L  
STK0L  
STKP + 1  
STKP - 1  
STKP  
STKP  
SONiX TECHNOLOGY CO., LTD  
Page 39  
Version 1.1  
 
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