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73S1210F-68IM/F/P 参数 Datasheet PDF下载

73S1210F-68IM/F/P图片预览
型号: 73S1210F-68IM/F/P
PDF下载: 下载PDF文件 查看货源
内容描述: 自包含智能卡读卡器与密码键盘和电源管理 [Self-Contained Smart Card Reader with PINpad and Power Management]
分类和应用: 微控制器和处理器外围集成电路uCs集成电路uPs集成电路
文件页数/大小: 126 页 / 1200 K
品牌: TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
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73S1210F Data Sheet  
DS_1210F_001  
Keypad Scan Time Register (KSIZE): 0xD5 0x00  
This register is not applicable when HWSCEN is not set. Unused row inputs should be connected to  
VDD.  
Table 68: The KSIZE Register  
MSB  
LSB  
ROWSIZ.2 ROWSIZ.1 ROWSIZ.0 COLSIZ.2 COLSIZ.1 COLSIZ.0  
Bit  
Symbol  
Function  
KSIZE.7  
KSIZE.6  
KSIZE.5  
KSIZE.4  
KSIZE.3  
KSIZE.2  
KSIZE.1  
KSIZE.0  
ROWSIZ.2  
Defines the number of rows in the keypad. Maximum number is 6 given  
ROWSIZ.1 the number of row pins on the package. Allows for a reduced keypad size  
for scanning.  
ROWSIZ.0  
COLSIZ.2  
Defines the number of columns in the keypad. Maximum number is 5  
COLSIZ.1 given the number of column pins on the package. Allows for a reduced  
keypad size for scanning.  
COLSIZ.0  
66  
Rev. 1.4