A B C D 1 2 3 4 5 6 7 8 INA219 IN+ IN- GND Vs A1 A0 SDA SCL INA219 GND 3V3 SDA SCL GND 3V3 C15 104 GND U1 U2 1 2 3 4 1 2 3 4 S S S G D D D D AO4407A U4 S S S G D D D D 8 7 6 5 8 7 6 5 5 6 7 8 5 6 7 8 D D D D G S S S AO4407A U5 D D D D G S S S 4 3 2 1 4 3 2 1 R4 5.1K R5 1M AO4407A AO4407A R6 5.1K R13 1K C13 104 C14 104 U6 COP VMP DOP VINI CDT CCT VSS NC 1 2 3 4 5 6 7 8 S-8254AA VDD VC1 VC2 VC3 VC4 CTL SEL NC 16 15 14 13 12 11 10 9 C7 C8 C9 C10 104 104 104 2.2uF R12 1K R8 R9 R10 R11 1K 1K 1K 1K R14 51R R15 0.01R 1% 2512 CN1 DC023 1 3 2 R16 0.1R 1% 2512 EB+ EB- GND EB+ 3 S1 3 1 2 1 2 SS-12D06 12VCC High EN C2 100uF C1 C29 R1 100K 10uF 104 GND GND GND R2 5K1 C11 1.5nF C12 100nF GND GND U3 APW7313 VCC OUT EN BST COMP SS GND EPAD FB 2 7 6 8 4 9 3 1 5 System 5V 4.7uH/3A L1 5V R3 68K * C5 C6 10uF 10uF C4 100uF C3 10nF R1 * R2 R7 15K Vout=0.925x(1+R1/R2) GND GND 4 3 2 1 4 3 2 1 G S S D D D U7 G AO4407A S S S U9 AO4407A D D D D S D BAT1 5 6 7 8 5 6 7 8 3V3 SDA SCL Header1 2 4 6 1 3 5 Header 3X2 5V 5V GND U8 Active Area 0.91'' 128*32 Pixels M96-16-SSD1306 P 2 C N 2 C P 1 C N 1 C T A B V F E R B V S S V D D V S E R L C S A D S F E R I H M O C V C C V 1 2 3 4 5 6 7 8 9 0 1 1 1 2 1 3 1 4 1 C16 1uF C17 1uF 3V3 3 V 3 GND L C S A D S R18 R19 R20 C18 C19 C20 12VCC C23 100uF C24 10uF C25 104 GND H1 2 1 Header 2 H2 2 1 Header 2 AO1 AO2 BO2 BO1 1 2 3 4 5 6 7 8 9 10 11 12 AO1 AO1 PGND1 PGND1 AO2 AO2 BO2 BO2 PGND2 PGNG2 BO1 BO1 TB1 VM1 PMMA AIN2 AIN1 Vcc STBY GND BIN1 BIN2 PWMB VM3 VM2 24 23 22 21 20 19 18 17 16 15 14 13 S8 S9 S10 S11 S12 S13 GND 3V3 C28 104 GND aveshareW 12VCC GND GND C30 100uF C32 104 GND DRV1 VM OUT1 ISEN OUT2 VREF IN1 IN2 GND AO1 AO2 C34 100uF C37 104 DRV8870 GND DRV2 BO2 BO1 VM OUT1 ISEN OUT2 VREF IN1 IN2 GND DRV8870 GND GND 3V3 C33 104 GND 3V3 C36 104 GND GND PCA1 A0 A1 A2 A3 A4 LED0 LED1 LED2 LED3 LED4 LED5 LED6 LED7 Vss 1 2 3 4 5 6 7 8 9 10 11 12 13 14 C26 104 3V3 SDA SCL 3V3 S13 S12 S11 S10 S9 S8 VDD SDA SCL EXTCLE A5 OE LED15 LED14 LED13 LED12 LED11 LED10 LED9 LED8 28 27 26 25 24 23 22 21 20 19 18 17 16 15 GND PCA9685 GND GND 4 . 7 K 4 . 7 K 5 6 0 K 2 . 2 u F 4 . 7 u F 1 0 4 3V3 GNDGNDGND C21 C22 4.7uF 104 GND R21 4.7K 3V3 D1 IN4148 C27 4.7uF GND 1 2 3 4 5 6 7 8 Title Size A2 Date: File: Number Revision 2020/2/28 E:\SVN导出\..\jetbot.SchDoc Sheet of Drawn By: A B C D