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MEGA128CAN 参数 Datasheet PDF下载

MEGA128CAN图片预览
型号: MEGA128CAN
PDF下载: 下载PDF文件 查看货源
内容描述: 微控制器,带有ISP功能的Flash和CAN控制器128K字节 [Microcontroller WITH 128K BYTES OF ISP FLASH AND CAN CONTROLLER]
分类和应用: 微控制器
文件页数/大小: 413 页 / 5507 K
品牌: ATMEL [ ATMEL ]
 浏览型号MEGA128CAN的Datasheet PDF文件第66页浏览型号MEGA128CAN的Datasheet PDF文件第67页浏览型号MEGA128CAN的Datasheet PDF文件第68页浏览型号MEGA128CAN的Datasheet PDF文件第69页浏览型号MEGA128CAN的Datasheet PDF文件第71页浏览型号MEGA128CAN的Datasheet PDF文件第72页浏览型号MEGA128CAN的Datasheet PDF文件第73页浏览型号MEGA128CAN的Datasheet PDF文件第74页  
Table 30 and Table 31 relates the alternate functions of Port A to the overriding signals  
shown in Figure 34 on page 67.  
Table 30. Overriding Signals for Alternate Functions in PA7..PA4  
Signal Name  
PA7/AD7  
PA6/AD6  
PA5/AD5  
PA4/AD4  
PUOE  
SRE •  
SRE •  
SRE •  
SRE •  
(ADA + WR)  
(ADA + WR)  
(ADA + WR)  
(ADA + WR)  
PUOV  
DDOE  
DDOV  
PVOE  
PVOV  
0
0
0
0
SRE  
SRE  
SRE  
SRE  
WR + ADA  
SRE  
WR + ADA  
SRE  
WR + ADA  
SRE  
WR + ADA  
SRE  
A7 ADA + D7  
OUTPUT WR  
A6 ADA + D6  
OUTPUT WR  
A5 ADA + D5  
OUTPUT WR  
A4 ADA + D4  
OUTPUT WR  
PTOE  
DIEOE  
DIEOV  
DI  
0
0
0
0
0
0
0
0
0
0
0
0
D7 INPUT  
D6 INPUT  
D5 INPUT  
D4 INPUT  
AIO  
Note:  
1. ADA is short for ADdress Active and represents the time when address is output. See  
“External Memory Interface” on page 24 for details.  
Table 31. Overriding Signals for Alternate Functions in PA3..PA0  
Signal Name  
PA3/AD3  
PA2/AD2  
PA1/AD1  
PA0/AD0  
PUOE  
SRE •  
SRE •  
SRE •  
SRE •  
(ADA + WR)  
(ADA + WR)  
(ADA + WR)  
(ADA + WR)  
PUOV  
DDOE  
DDOV  
PVOE  
PVOV  
0
0
0
0
SRE  
SRE  
SRE  
SRE  
WR + ADA  
SRE  
WR + ADA  
SRE  
WR + ADA  
SRE  
WR + ADA  
SRE  
A3 ADA + D3  
OUTPUT WR  
A2 ADA + D2  
OUTPUT WR  
A1 ADA + D1  
OUTPUT WR  
A0 ADA + D0  
OUTPUT WR  
PTOE  
DIEOE  
DIEOV  
DI  
0
0
0
0
0
0
0
0
0
0
0
0
D3 INPUT  
D2 INPUT  
D1 INPUT  
D0 INPUT  
AIO  
Note:  
1. ADA is short for ADdress Active and represents the time when address is output. See  
“External Memory Interface” on page 24 for details.  
70  
AT90CAN128  
4250E–CAN–12/04  
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