5 4 3 2 1 VCC LED0 0805 1 2 R1 2 D1 1 LED1 1 1206R 0805 2 R2 2 D2 1 LED2 1 1206R LED Red 1K 0805 2 2 1K LED Red TP1 TP2 5V TP3 TP4 5V GND VCC TP5 VCC Vadj TP6 VADJ VIN GND R4 1 1206R LED Red Vin R3 1 VCC 1K 40.2K 1% 0603 D0 VCC 2 VCC D D BTN0 B1 1 BTN1 Shield B2 1 CapSense Oval Button BTN2 Shield 1 CapSense Oval Button THER Shield 1 B0 CapSense Oval Button RT1 THERMISTOR 2 25 10K Place test points near edge of board. VCC D3 LED3 0805 1 2 VCC R5 2 D4 1 LED4 1 1206R 0805 2 VCC R6 2 D5 1 LED5 1 1206R LED Red 1K 0805 2 R7 2 1 1206R LED Red 1K VCC LED Red 1K R8 No Load VCC I2C EEPROM 0402 B3 B4 B5 R9 No Load U1 SO8 1 0402 C BTN3 1 BTN4 Shield 1 BTN5 Shield 1 Shield R10 No Load 2 A0 VCC A1 WP 8 C 7 0402 CapSense Oval Button CapSense Oval Button R11 CapSense Oval Button No Load 3 A2 SCL GND SDA 6 SCL 5 SDA 0402 4 R12 No Load 24LC02B-I/SN 0402 R13 D6 0805 LED6 1 2 VCC R14 2 D7 1 LED7 1 1206R 0805 2 VCC R15 2 D8 1 LED8 1 1206R LED Red 1K 0805 2 No Load 0402 VCC R16 2 Do Not Populate 1 1206R LED Red 1K B6 LED Red B7 1K B8 J1 BTN6 1 Shield BTN7 1 CapSense Oval Button BTN8 Shield CapSense Oval Button 1 BTN8 BTN5 Shield LED5 BTN2 LED9 BTN7 CapSense Oval Button B BTN1 VCC D9 LED9 1 0805 2 R17 2 BTN6 LED3 LED0 BTN0 1 1206R LED Red 1K Vin B9 VCC SDA BTN9 1 Shield CSSH1 J2 CapSense Oval Button 1 SHLD Shield 1 3 5 7 9 11 13 15 17 NC 19 21 NC 23 25 27 29 31 33 35 37 39 41 43 1 2 3 2 1 2 4 3 4 6 5 6 8 7 8 10 9 10 12 11 12 14 13 14 16 15 16 18 NC 17 18 20 19 20 22 21 22 24 23 24 26 25 26 28 27 28 30 29 30 32 31 32 34 33 34 36 35 36 38 37 38 40 39 40 42 41 42 44 43 44 22x2_RA_Header LED8 THER LED2 BTN9 LED7 BTN4 B LED4 LED1 LED6 BTN3 BTN0 SHLD 5V Vadj SCL HEADER 3 Capsense Shield Electrode Default Jumper Pin 2 and 3 A A CYPRESS SEMICONDUCTOR © 2009 Title NOTE: - All LEDs are Reverse Mount - All SMD components placed on back- (non-sensor) side of PCB to allow for overlays CY3280-BSM CapSense Simple Button Module PCB: PDC-09561 PCA: 120-09561-0 Size B Date: 5 4 3 2 Document Number REF-15041 Monday, May 18, 2009 Rev ** Sheet 1 1 of 1