1、1 2 3 4 5 6ABCD654321DCBAR146.8K/1%C190.1uF/16VD1LEDR291.3K/1%FB1EN2OCSET3VCC4 OUT 5OUT 6VSS 7VSS 8U3 AP1513L233uHD2SS16 C200.1uF/10VR194.7KC21470uF/10VC14470uF/16VR9 3KC18 0.1uF/16VR11 100KC170.1uF/16VC160.1uF/16V+10V +5VR1211K/1%OUT 1GND2ISET 3EN4IN5U2 SY6280C12104/25VJ1PHONEJACK1GND1+10VC1220uF/1
2、6VC50.1uFC74.7uFC21uF+5VR139.1K/8.2KQ1S8050USB-A+5V+3.3VVIN2GND1VOUT 3U1 HT7533-2S1SW-PBR52.2KPWRMUTEVOL+VOL-LEDMICNMICPVMICSPKLNSPKLP+3.3VS2SW-PBR62.2KS3SW-PBR72.2KLED1R31K+3.3VVOL-VOL+PWR-LED+3.3VM1MICC815pF C11 104MICP-422dbR12.2KC10 104C9 2.2uFVMICMICNR28Ri/30KC302.2uF/25VC292.2uF/25VL315uH/1AL4
3、15uH/1AC28105/16VC261uF/16VC24 Ci/104TCRL1BYpass2INP3INN4 VON 5VDD 6GND 7VOP 8U4NS4110 C27102/16VC15470uF/16VR27Ri/30KC23 Ci/104C25 0.01uF/16VR25 10RSPKLPSPKLN+10VR232.2K/10KQ3S8050R222KR2247KC2222uF/16VQ2S8050R2120KR103KR82.2KD3 1N4148W+5VMUETSD-B12CN3CON2L1 15nHR2410KR201MUSB-AaabbGND1PIO15/UART_T
4、X2PIO14/UART_RX3PIO16/UART_RTS4PIO17/UART_CTS5debug only6debug only7debug only8debug only9SPI_EN10SPI_MOSKPCMI_IN11SPI_CLK12SPI_PCMI_OUT13SPI_PCMI_SYNC14REST15PIO6 27PIO18 28PIO21 29LED3_GREEN 30LINE_AN 31LINE_AP 32MIC_BIAS 33LINE_BN 34LINE_BP 35SPK_RN 36SPK_RP 37SPK_LN 38SPK_LP 39GND 40LED2_BLUE16LED_RED17MFB18CHARGE_5V19BAT201V821GND22USB_N23USB_P24PIO725PIO/0 26LY1 BT1213M-8615GND GNDGND1V81V8C13104/25VUSB充电输出U S B+5V4D+2D-3GND1USB1 USB-A R1575KR1843.2KR1649.9KR1749.9K12345CN1CON5+VCC+10VGND-LED+LED+LEDL5500uHL6L-02+VCC+5V+3.3VPWR1+5V 12345CN2CON5+10V蓝牙音箱电路图，带USB充电功能
