5 4 3 2 1 C4 1.2 pF C5 1.2 pF No Load L1 6.8nH C VDD Chip VDDD XTAL32O/P6.0 XTAL32I/P6.1 XRES P4.0 P4.1 P5.0 P5.1 VSSD VDDR GANT1 ANT GANT2 VDDR PSoC4 BLE VDDR XTAL24I XTAL24O VDDR_1 P0.0 P0.1 P0.2 P0.3 VDDD_1 P0.4 P0.5 P0.6 P0.7 P1.0 1 50 Ohm Wiggle Antenna ANT1 2 XTAL32O VDD_IN 2 LED InfraRed R2 LED2 VDD_IN 1 LED_IR_1 kHz Crystal 2 D 1 XTAL24O 4 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0 VDDA P1.7 P1.6 P1.5 P1.4 P1.3 P1.2 P1.1 42 41 40 39 38 37 36 35 34 33 32 31 30 29 BUF_IN PS_TOP BUF_OUT WAKEUP 330 ohm LED InfraRed Y2 24MHz XTAL24I 2 3 1 XTAL32O 2 3 XTAL32I 4 /XRES 5 CMOD 6 7 RX 8 TX 9 10 11 12 13 14 LED1 1 330 ohm C2 12.5 pF VDD_IN D1 1 P1.4 2 MHz Crystal R3 10K Crystals VDD PHOTODIODE C3 4.7uF 0603 P1.3 BUF_OUT BUF_IN BUF_OUT P1.4 P1.3 P1.2 P1.1 R8 75K BUF_OUT P1.1 R18 VDD C6 R6 LED3 VDD_IN 1 BLE_STATUS R5 0603 2 1uF R7 DNP 1M ohm 75K 330 ohm P1.2 P1.0 Status LED Green BUF_IN C7 75K TP1 15 XTAL24I 16 XTAL24O 17 18 19 LED_IR_2 20 LED_IR_1 21 22 23 24 BLE_STATUS 25 SWD_DATA 26 27 SWD_CLK 28 P1.0 VDD R1 LED_IR_2 Y1 32.768KHz EPAD VCCD VSSA P3.7 P3.6 P3.5 P3.4 P3.3 P3.2 P3.1 P3.0 VDDA VREF P2.7 P2.6 U1 VDD 57 56 55 54 PS_BOTTOM 53 PS_RIGHT 52 PS_LEFT 51 VREF 50 CS_LEFT 49 CS_TOP 48 BUF_OUT 47 P1.2 46 45 VREF 44 CS_RIGHT 43 SHIELD D XTAL32I 1 C1 12.5 pF VCCD 1 TP2 0603 TX C R9 1M ohm 47 pF RX Optical Heart Rate Sensing Circuit Status LED and UART for Debug VDD J1 R12 560 ohm PS_TOP R14 CS1 CMOD D2 1 2 3 4 5 DNP CS2 Prox - Top Button - Top SW1 SOD123 /XRES /XRES SWD_CLK SWD_DATA VDD 1 3 VDD_IN 2 4 C8 0603 C9 SW RA PUSH 100 pF 0603 0.1 uF C10 0603 1.0 uF C11 0.1 uF 0603 C12 1.0 uF 0603 HEADER 1 C13 2200 pF CMOD B 560 ohm CS_TOP R16 R11 560 ohm 560 ohm CS_LEFT PS_LEFT B VDD CS4 CS3 TP3 Button - Left Prox - Left CR2032 Coin Cell Battery Holder C14 0603 R15 SHIELD 1 0.1 uF 0603 D3 U2 SHIELD/GND 560 ohmPS_BOTTOM R10 CS5 CS6 Prox - Bottom Button - Right SOD123 560 ohm CS_RIGHT C18 C15 1.0 uF C16 0.1uF 0.1uF C19 0.1uF C20 0.1uF VDD_IN SW2 0603 C26 10uF WAKEUP VCCD 1 3 2 4 VREF SW RA PUSH R13 560 ohm PS_RIGHT C28 1.0 uF CS7 Prox - Right 0603 TP4 VDD_IN R17 C27 1.0 uF 0603 VDD Power and XRES Zero Ohm CapSense Sensors, CMOD, Shield, Tank A A Programming Header and Battery Supply CYPRESS SEMICONDUCTOR © 2014 Title PSoC 4 BLE HRM Solution Demo PCA: 121-60161-01 PCB: 600-60197-01 FAB DRW: 610-60189-01 ASSY DRW: 620-60197-01 5 4 3 2 Size B Date: Document Number Wednesday, July 23, 2014 Rev ** Sheet 1 1 of 1