DA14580 ADXL362原理图(小米手环方案)

1、5 5 4 4 3 3 2 2 1 1 DD CC BB AA VPP为OPT编编编编 编编编编编6.8V电电 当编编当DA14580进进OPT编编编， 编编需需6.8V的电的，由由由由。 采采USB电的电电编电电1编脚电2编采脚脚脚脚脚。 采采电采电电编电电采采采采采采电2编脚电脚编。 ANT ANT_R SW_CLK SW_DIO RST P1_0 P1_0 RST P1_3 P1_1 P0_2 P0_4 P0_5 P0_6 P0_7 P0_3 P0_0 P1_2 P1_0 P0_1 T_RxD T_TxD T_CTS T_RTS F_CS F_CLK F_VCC SW_DIO SW_CL

2、K F_CLK F_CS F_MISO F_MOSI F_VCC F_MISO F_MOSI P0_0 P0_1 P0_2 P0_3 P0_4 P0_5 P0_6 P0_7 P1_1 P1_2 P1_3 P2_0 P2_1 P2_2 P2_3 P2_4 P2_5 P2_6 P2_7 P2_8 P2_9 P2_6P2_1 P2_2P2_3 P2_4P2_5 P2_0P2_7 P2_8P2_9 V5P0_IN DM DP DM DP DCD_N T_CTS T_TxD T_RTS T_RxD SDA_EE SCL_EE ADXL_SCLK_R INT2 INT1 ADXL_MISO_R ADXL_

3、MOSI_R ADXL_CS_R INT1_R ADXL_SCLK ADXL_DISCHARGE ADXL_PWEN VCC_EEPROM ADXL_MOSI ADXL_MISO ADXL_CS# INT2_R ADXL_MISO_R INT2_R ADXL_DISCHARGEADXL_PWEN ADXL_CS_R INT1_R P2_6 P2_5 ADXL_MOSI_R ADXL_SCLK_R V6P8 V6P8 VDD_3V3 V5P0 V3P3_PL V5P0 V3P3_PL V3P3_PL V3P3_PL V5P0 V5P0 VDD_3V3 VDD_3V3 VDD_3V3 VDD_AD

4、XL VDD_ADXLVDD_3V3 V5P0 V3P3_EX V3P3_EX V3P3_EX V3P3_PL Title SizeDocument NumberRev Date:Sheetof C 11Thursday, November 13, 2014 Title SizeDocument NumberRev Date:Sheetof C 11Thursday, November 13, 2014 Title SizeDocument NumberRev Date:Sheetof C 11Thursday, November 13, 2014 TP1 J10 CON2 1 2 R27 3

5、.3K U3 ADXL362 VDDI/O 1 NC1 2 RSV1 3 SCLK 4 RSV2 5 MOSI 6 MSIO 7 CS 8 INT2 9 RSV3 10 INT1 11 GND 12 GND 13 VS 14 NC2 15 GND 16 Q2 BSS138 C9 1uF C13 ESD R17 10K R16 0R TP5 C14 ESD D2 LED-RED C15 100n U5 W25X20CL CS 1 DO 2 WP 3 GND 4 DI 5 CLK 6 HOLD 7 VCC 8 R24 220KTP4 U4 PL-2303HXD TXD 1 DTR_N 2 RTS_

6、N 3 VDD_325 4 RXD 5 RI_N 6 GND 7 NC1 8 DSR_N 9 DCD_N 10 CTS_N 11 SHTD_N 12 EE_CLK 13 EE_DATA 14 OSC2 28 OSC1 27 PLL_TEST 26 GND_A 25 NC3 24 GP1 23 GP0 22 GND 21 VDD_5 20 NC 19 GND 18 VO_33 17 DM 16 DP 15 C1 100n J6 CON2 1 2 S1 SW4-6060h158 1 2 3 4 C10 104 J11 CONN_HDR_14X2 12 34 65 78 910 1112 1314

7、1516 1718 1920 2122 2324 2526 2728 D1 LED-GREEN Y1 32.768KHz +CT3 10uF U6 AT24C08 A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 +CT4 10uF R23 220K J9 CON2 1 2 C17 100n R29 0R R15 22R Y2 12MHz L2 30R100M R14 22R R7 100R J1 1 2 GND X1 16MHz 1 2 3 4 C19 100n R32 1M R31 1K C21 100n U1 RT9193-33PU5 VIN 1 G

8、ND 2 EN 3 BP 4 VOUT 5 J13 CON2 1 2 C11 100n C8 3.3pF TP2 L1 3.9nH J7 CONN_HDR_5X2 12 34 65 78 910 R3 100R C12 100n J8 1 2 3 4 C16 1u R4 22R C23 104 Q1 IRLML2244TRPBF R19 10K +CT2 10uF R28 3.3K R25 1K R5 1K L3 2.2uH R10 22R C4 100n TP3 C7 1uF R8 NC J5 CONN_HDR_3X1 1 2 3 C6 100n J3 CON2 1 2 R1 1K +CT1

9、 10uF C18 100n J4 CON2 1 2 C2 100n R20 NC R26 0R R21 10K R12 22R R11 100K R30 0R R2 100K R18 1.5K C20 33p J2 1 2 R13 3K3 U2 DA14580-01A31 P0_0 1 P0_1 2 P0_2 3 P0_3 4 NC 5 P0_4 6 P0_5 7 P2_1 8 P0_6 9 P0_7 10 XTAL32Kp 11 XTAL32Km 12 P2_2 13 VBAT_RF 14 VBAT3V 15 GND 16 RST 17 P2_3 18 VDCDC 19 P2_4 20 XTAL16Mm 30 XTAL16Mp 29 P1_3 28 P1_2 27 SW_CLK 26 SWDIO 25 P1_1 24 VBAT1V 23 P1_0 22 SWITCH 21 P2_0 40 P2_9 39 VPP 38 P2_8 37 P2_7 36 RFIOp 35 RFIOm 34 P2_6 33 P2_5 32 VDCDC_RF 31 GND 41 CN1