Datasheet

1.0 Signal/Pin Connection and Description (Continued)
9
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USBN9603/USBN9604
I WR Write. Active low write strobe, parallel interface
SK MICROWIRE Shift Clock. Mode 2
IA0A0 Address Bus Line. Mode 0, parallel interface
ALE Address Latch Enable. Mode 1, parallel interface
SI MICROWIRE Serial Input. Mode 2
I/O D0 Data Bus Line D0. Mode 0
AD0 Address/Data Bus LIne AD0. Mode 1
SO MICROWIRE Serial Output. Mode 2
I/O D1 Data Bus Line D1. Mode 0
AD1 Address/Data Bus Line AD1. Mode 1
I/O D2 Data Bus Line D2. Mode 0
AD2 Address/Data Bus Line AD2. Mode 1
I/O D3 Data Bus Line D3. Mode 0
AD3 Address/Data Bus Line AD3. Mode 1
I/O D4 Data Bus Line D4. Mode 0
AD4 Address/Data Bus Line AD4. Mode 1
I/O D5 Data Bus Line D5. Mode 0
AD5 Address/Data Bus Line AD5. Mode 1
I/O D6 Data Bus Line D6. Mode 0
AD6 Address/Data Bus Line AD6. Mode 1
I/O D7 Data Bus Line D7. Mode 0
AD7 Address/Data Bus Line AD7. Mode 1
Obsolete