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PAW3501UI-P2 Datasheet(PDF) 2 Page - Pixart Imaging Inc. |
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PAW3501UI-P2 Datasheet(HTML) 2 Page - Pixart Imaging Inc. |
2 / 14 page PixArt Imaging Inc. PAW3501UI USB Optical Mouse Sensor Single Chip All rights strictly reserved any portion in this paper shall not be reproduced, copied or transformed to any other forms without permission. 2 PixArt Imaging Inc. E-mail: fae_service@pixart.com.tw V2.1 April. 2008 1. Pin Configuration 1.1 Pin Assignment 1 13 12 24 1 13 12 24 LB RB + X + Y Figure 1. Top View Pinout Figure 2. Top View of Mouse 1.2 Pin Description Pin # Name Type Definition 1 Z1 IN Z axis, support two kinds of scroller input, opto-mechanical and mechanical 2 Z2 IN Z axis, support two kinds of scroller input, opto-mechanical and mechanical 3 SR IN Sensor rotate (0, 1, floating) => (-90°, +90°, 0°), 3-states input 4 IRCTL OUT IR LED control 5 BM IN Button middle key input, normal pull-high (50k), press connect to low 6 BL IN Button left key input, normal pull-high (50k), press connect to low 7 DT IN Device type (0, 1, floating) => (3D3B, 2D2B, 3D5B), 3-states input 8 B4 IN Button 4 key input, normal pull-high (50k), press connect to low 9 B5 IN Button 5 key input, normal pull-high (50k), press connect to low 10 CPI IN CPI select to (0, 1, floating) => (800, 600, 400), 3-states input 11 VSSLED GND LED ground 12 LED I/O LED control 13 VREFB BYPASS Analog voltage reference 14 VREFA BYPASS Analog voltage reference 15 VDD5V PWR Chip power VDD, 5.0V 16 VSS GND Chip ground 17 VDDQ BYPASS IO voltage reference 18 OSCIN IN Oscillator input, connect to 18.000MHz crystal or resonator 19 OSCOUT OUT Oscillator output, connect to 18.000MHz crystal or resonator 20 D+ I/O USB D+ 21 D- I/O USB D- 22 BR IN Button right key input, normal pull-high (50k), press connect to low 23 RFU IN Reserve for future use, PAW3501UP used the pin to switch USB or PS/2 24 TEST IN Test pin. It is needed to connect to GND in normal operation mode |
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