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7480 Datasheet(PDF) 43 Page - Renesas Technology Corp |
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7480 Datasheet(HTML) 43 Page - Renesas Technology Corp |
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43 / 337 page  7480 Group and 7481 Group User's Manual 1-26 HARDWARE 1.10 Input/Output Pins 1.10 Input/Output Pins The Input/Output (I/O) pins of the 7480 Group and 7481 Group are classified as follows: • I/O port pins (P00–P07, P10–P17, P40–P43, and P50–P53) • Input port pins (P20–P27 and P30–P33) • Reset input pin (RESET) • Clock input and output pins (XIN and XOUT) • A-D conversion reference voltage input pin (VREF) • Power source pins (VCC, VSS, and AVSS) Notes 1: The 7480 Group does not have port pins P24–P27, P42, P43, and P50–P53. 2: The AVSS pin is dedicated to the 44P6N-A package products in the 7481 Group. For the functions of each pin, refer to Section 1.5 Pin Descriptions. 1.10.1 Block Diagrams Figures 1.10.1, 1.10.2, and 1.10.3 show the block diagrams of the I/O and input port pins. |
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