1 2 3 4 5 6 7 8 9 10 11 12 A B C D 12 11 10 9 8 7 6 5 4 3 2 1 D C B A Title Number Revision Size A1 Date: 16-Dec-2008 Sheet of File: E:\Dadao\tito\yanfa\2812\2812II\Study2812-II\Study2812-II.DDB Drawn By: A0 1 A1 2 A2 3 A3 4 A4 5 A5 18 A6 19 A7 20 A8 21 A9 22 A10 23 A11 24 A12 25 A13 26 A14 27 A15 42 A16 43 A17 44 CE 6 WE 17 OE 41 UB 40 LB 39 I/O0 7 I/O1 8 I/O2 9 I/O3 10 I/O4 13 I/O5 14 I/O6 15 I/O7 16 I/O8 29 I/O9 30 I/O10 31 I/O11 32 I/O12 35 I/O13 36 I/O14 37 I/O15 38 VCC 11 VCC 33 GND 12 GND 34 U11 IS61LV25616AL BVDD 1 HPVDD 8 AVDD 14 AGND 15 HPGND 11 LLINEIN 20 RLINEIN 19 LHPOUT 9 RHPOUT 10 MICBIAS 17 MICIN 18 LPUT 12 ROUT 13 DVDD 27 DGND 28 VMID 16 XIN 25 XTO 26 CLKOUT 2 MODE 22 /CE 21 SDIN 23 SCLK 24 BCLK 3 DIN 4 DOUT 6 LRCIN 5 LRCOUT 7 U6 TLV320AIC23 1 2 3 4 5 6 7 8 9 10 11 12 13 14 J22 JTAG A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A12 A13 A14 A15 A16 A11 A17 A18 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D12 D11 D13 D14 D15 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A12 A13 A14 A15 A16 A11 A17 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A12 A13 A14 A15 A16 A11 A17 A18 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D12 D11 D13 D14 D15 D0 D1 D2 D3 D4 D5 D6 D7 CS6 WR RD CS2 RD WR CS1 CS2 CS6 WR RD R/W C25 0.1u C26 0.1u VCC C27 0.1u VCC XA[18] 158 XA[17] 156 XA[16] 152 XA[15] 148 XA[14] 144 XA[13] 141 XA[12] 138 XA[11] 132 XA[10] 130 XA[9] 125 XA[8] 121 XA[7] 118 XA[6] 111 XA[5] 108 XA[4] 103 XA[3] 85 XA[2] 80 XA[1] 43 XA[0] 18 XD[15] 147 XD[14] 139 XD[13] 97 XD[12] 96 XD[11] 74 XD[10] 73 XD[9] 68 XD[8] 65 XD[7] 54 XD[6] 39 XD[5] 36 XD[4] 33 XD[3] 30 XD[2] 27 XD[1] 24 XD[0] 21 XMP/MC 17 /XHOLD 159 /XHOLDA 82 /XZCS0AND1 44 /XZCS2 88 /XZCS6AND7 133 /XWE 84 /XRD 42 XR/W 51 XREADY 161 X1/XCLKIN 77 X2 76 TESTSEL 134 /XRS 160 TEST1 67 TEST2 66 /TRST 135 TCK 136 TMS 126 TDI 131 TDO 127 EMU0 137 EMU1 146 ADCINA7 167 ADCINA6 168 ADCINA5 169 ADCINA4 170 ADCINA3 171 ADCINA2 172 ADCINA1 173 ADCINA0 174 ADCINB7 9 ADCINB6 8 ADCINB5 7 ADCINB4 6 ADCINB3 5 ADCINB2 4 ADCINB1 3 ADCINB0 2 ADCREFM 10 ADCRESEXT 16 ADCBGREFIN 164 AVSSREFBG 12 AVDDREFBG 13 ADCLO 175 VSSA1 15 VSSA2 165 VDDA1 14 VDDA2 166 VSS1 163 VDD1 162 VDDAIO 1 VSSAIO 176 GPIOA0/PWM1 92 GPIOA1/PWM2 93 GPIOA2/PWM3 94 GPIOA3/PWM4 95 GPIOA4/PWM5 98 GPIOA5/PWM6 101 GPIOA6 /T1PWM_T1CMP 102 GPIOA7 /T2PWM_T2CMP 104 GPIOA8 /CAP1_QEP1 (I) 106 GPIOA9 /CAP2_QEP2 (I) 107 GPIOA10 /CAP3_QEPI1 (I) 109 GPIOA11 /TDIRA (I) 116 GPIOA12/ TCLKINA (I) 117 GPIOA13 /C1TRIP (I) 122 GPIOA14 /C2TRIP (I) 123 GPIOA15 /C3TRIP (I) 124 GPIOB0 /PWM7 45 GPIOB1 /PWM8 46 GPIOB2 /PWM9 47 GPIOB3 /PWM10 48 GPIOB4 PWM11 49 GPIOB5 /PWM12 50 GPIOB6 /T3PWM_T3CMP 53 GPIOB7 /T4PWM_T4CMP 55 GPIOB8 /CAP4_QEP3 57 GPIOB9 /CAP5_QEP4 59 GPIOB10 CAP6_QEPI2 60 GPIOB11 TDIRB 71 GPIOB12 TCLKINB 72 GPIOB13 /C4TRIP 61 GPIOB14 /C5TRIP 62 GPIOB15/ C6TRIP 63 GPIOD0 /T1CTRIP_PDPINTA (I) 110 ADCREFP 11 VDD 23 VDD 37 VDD 56 VDD 75 VDD 100 VDD 112 VDD 128 VDD 143 VDD 154 VDDIO 145 VDDIO 114 VDDIO 81 VDDIO 64 VDDIO 31 VSS 19 VSS 32 VSS 38 VSS 52 VSS 58 VSS 70 VSS 78 VSS 86 VSS 99 VSS 105 VSS 113 VSS 120 VSS 129 VSS 142 VSS 153 VDD3VFL 69 GPIOD1 /T2CTRIP/EVASOC (I) 115 GPIOD5 /T3CTRIP_PDPINTB 79 GPIOD6 /T4CTRIP/EVBSOC 83 GPIOE0 /XINT1_XBIO (I) 149 GPIOE1/ XINT2_ADCSOC (I) 151 GPIOE2/ XNMI_XINT13 150 GPIOF0 /SPISIMOA (O) 40 GPIOG5 /SCIRXDB (I) 91 GPIOG4 /SCITXDB(O) 90 GPIOF14 /XF_XPLLDIS 140 GPIOF13 /MDRA (I) 20 GPIOF12/ MDXA (O) 22 GPIOF11/ MFSRA (I/O) 29 GPIOF10/ MFSXA (I/O) 26 GPIOF9 /MCLKRA (I/O) 25 GPIOF1 /SPISOMIA (I) 41 GPIOF8 /MCLKXA (I/O) 28 GPIOF7 /CANRXA (I) 89 GPIOF6 /CANTXA (O) 87 GPIOF5 /SCIRXDA (I) 157 GPIOF2 /SPICLKA (I/O) 34 GPIOF3 /SPISTEA (I/O) 35 GPIOF4 /SCITXDA (O) 155 CLKOUT 119 U17 TMS320F2812 ADCINB0 ADCINB1 ADCINB2 ADCINB3 ADCINB4 ADCINB5 ADCINB6 ADCINB7 GNDF 3.3VA ADCINA0 ADCINA1 ADCINA2 ADCINA3 ADCINA4 ADCINA5 ADCINA6 ADCINA7 3.3VA GNDF C23 0.1u C24 0.1u R77 24.9K 3.3VA ADCLO 1.8V 3.3VA PWM1 PWM2 PWM3 PWM4 PWM5 PWM6 T1CMP T2CMP QEP2 QEP11 TDIRA TCLKINA C1TRIP C2TRIP T3CTRIP PWM7 PWM8 PWM9 PWM10 PWM11 PWM12 T3CMP T4CMP QEP3 QEP4 QEP12 TDIRB TCLKINB C4TRIP C5TRIP C6TRIP TRST TCK TMS TDI TDO EMU0 EMU1 TMS TDI VCC TDO TCK EMU0 TRST EMU1 1.8V VCC C10 0.1u C11 0.1u C12 0.1u C13 0.1u C14 0.1u C15 0.1u C16 0.1u C17 0.1u C18 0.1u C19 0.1u C20 0.1u VCC 1.8V 3.3VA T2CTRIP C3TRIP T4CTRIP INT1 /INT_68013 NMI R11 10k VCC XREADY /RST SIMO SOMI SCLK STEA TXA RXA CANTX CANRX BCLK FSOUT FSIN DOUT DIN R15 10k VCC TXB RXB Y2 30M C55 22p C56 22p C37 0.1u C33 0.1u C29 47u/16V VIN 3 GND 1 VOUT 2 U1 SPX1117-3.3 VIN 3 GND 1 VOUT 2 U3 SPX1117-1.8 +5V C30 47u/16V C32 47u/16V 1 2 FB FB1 2.2uH VCC 1.8V T4CTRIP T3CTRIP C38 10u/16V R3 10K +5V /RS1 Q2 4007 Q3 4007 Q4 4007 Q5 4007 PWM3 PWM4 PWM5 PWM6 MV5V MV5V MV5V MV5V MV5V 步进电机 1 2 3 4 5 J3 STEP PWM1 Q7 4007 Q8 4007 C7 0.1u R35 1K R36 1K Q6 4007 Q9 4007 PWM2 直流电机 1 2 J5 DC-MOTER MV5V 1 2 J4 Motor Power +5V MV5V 128*64液晶模块 电源 & 上电复位 DSP & 引出管脚 RS485 音频 & 蜂鸣器 SPI接口数码管 C1+ 1 V+ 2 C1- 3 C2+ 4 C2- 5 V- 6 T2OUT 7 R2IN 8 R2OUT 9 T2IN 10 T1IN 11 R1OUT 12 R1IN 13 T1OUT 14 GND 15 VCC 16 U4 SP3232 VCC RXA TXA RS232 1 6 2 7 3 8 4 9 5 JACK1 RS232 TX_232 RX_232 RO 1 RE 2 DE 3 DI 4 GND 5 A 6 B 7 VCC 8 U7 SP3485E CAN总线 TX_232 RX_232 C1 0.1u C2 0.1u C3 0.1u C4 0.1u C5 0.1u 1 2 J6 485 B A VCC C8 0.1u TXB- RXB TXB SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 GND 8 VCC 16 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 Q7 9 U9 74HC595 VCC VCC SIMO SCLK SPICS CPLD & 扩展IO & 扩展中断 USB2.0从机 按键 & LED指示灯 1 2 LED1 +5V R1 470 2 1 3 4 K1 K1 2 1 3 4 K2 K2 2 1 3 4 K3 K3 2 1 3 4 K4 K4 2 1 3 4 K5 K5 2 1 3 4 K6 K6 2 1 3 4 K7 K7 2 1 3 4 K8 K8 1 2 LED2 L1 1 2 LED3 L2 1 2 LED4 L3 1 2 LED9 L8 1 2 LED5 L4 1 2 LED6 L5 1 2 LED7 L6 1 2 LED8 L7 L1 L2 L3 L4 L5 L6 L7 L8 1 2 B1 BUZEER VCC R39 1k R38 1.5k BUZEER R52 4.7k R53 4.7k C41 10u/16V C42 10u/16V C43 10u/16V C45 104 C46 104 VCC C44 10u/16V C47 104 VCC C48 104 Y1 12M C53 22p C54 22p VCC ACICS SIDIN SICLK BCLK DOUT DIN FSOUT FSIN C9 0.1u VCC OUT13 OUT9 OUT5 OUT15 OUT11 OUT7 OUT3 R20 10K R21 10K R16 10K VCC NMI2 NMI1 EXINT1 EXINT2 EXINT3 EXINT4 2 1 3 4 S3 EXINT5 EXINT5 Q10 8050 B B C C E E Q11 8050 Q12 8050 Q13 8050 Q14 8050 Q15 8050 Q17 8050 Q16 8050 Q18 8050 1 1 2 2 3 3 JACK2 POWER A0 25 A2 23 A3 22 A1 24 A4 21 A5 20 A6 19 A7 18 A8 8 A9 7 A10 6 A11 5 A12 4 A13 3 A14 2 A15 1 A16 48 A17 17 A18 16 /CE 26 /OE 28 /WE 11 DQ0 29 DQ1 31 DQ2 33 DQ3 35 DQ4 38 DQ5 40 DQ6 42 DQ7 44 VCC 37 GND 27 GND 46 DQ8 30 DQ9 32 DQ10 34 DQ11 36 DQ12 39 DQ13 41 DQ14 43 DQ15 45 NC 9 NC 10 NC 12 NC 13 NC 14 NC 15 NC 47 U12 SST39VF800 D8 D9 D10 D11 D12 D13 D14 D15 R57 470 1 2 3 4 5 6 J25 E_INT R83 10k R84 10k VCC VCC WR RD D2 D3 D4 D5 D6 D7 A9 A10 A12 A11 CS1 NMI K1 K2 EXINT5 L1 L2 C51 104 C50 104 VCC TDI1 TDO1 TMS1 TCK1 NMI1 NMI2 EXINT1 EXINT2 EXINT3 EXINT4 OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 OUT8 IN1 IN2 IN3 IN4 IN5 IN6 IN7 IN8 INT1 ACICS SIDIN SICLK D0 D1 VCC E SPICS A13 A8 C49 104 1 2 3 4 5 6 7 8 9 10 J19 CPLD_JTAG TCK1 TDO1 TMS1 TDI1 VCC CLK_OUT R81 10k VCC R82 10k VCC A/D & D/A TXB- GND 1 REFA 2 REFB 3 REFC 4 REFD 5 DATA 6 CLK 7 LOAD 8 DACD 9 DACC 10 DACB 11 DACA 12 LDAC 13 VDD 14 U16 TLV5620 GNDF 3.3VA GNDF C3TRIP SIMO SCLK 1 2 J17 DA/AD-1 1 2 J16 DA/AD-2 ADCINA1 ADCINA0 GNDF C40 3 3 1 1 2 2 VR1 +5V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J2 +5V VCC VCC 1 VCC 6 B 9 D 5 E 4 C 8 G 3 H 7 A 10 F 2 U10 3.3VA GNDF R30 1k R31 1k R32 1k R33 1k R34 1k R37 1k R4 10k R5 10k R6 10k R7 10k R8 10k R9 10k C34 0.1u C36 0.1u C39 0.1uF RS E D0' D1' D2' D3' D4' D5' D6' D7' +5V GND TXB RXB RAM & FLASH C3TRIP C1TRIP IIC & EEPROM 1602液晶模块 +5V 1 2 J18 MP/MC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 J1 16PIN R2 1.5k I/O 1 I/O 2 GNDIO 3 TDI 4 I/O 5 I/O 6 I/O 7 I/O 8 I/O 9 I/O 10 I/O 11 I/O 12 GNDIO 13 I/O 14 I/O 15 I/O 16 GNDIO 17 I/O 18 I/O 19 TMS 20 I/O 21 I/O 22 I/O 23 VCCIO 24 I/O 25 GNDIO 26 I/O 27 I/O 28 I/O 29 I/O 30 I/O 31 I/O 32 GNDIO 33 I/O 34 I/O 35 I/O 36 I/O 37 I/O 38 I/O 39 I/O 40 I/O 41 I/O 42 I/O 43 I/O 44 I/O 45 I/O 46 I/O 47 I/O 48 I/O 49 VCCIO 50 VCCINT 51 GNDINT 52 I/O 53 I/O 54 I/O 55 I/O 56 GNDINT 57 VCCINT 58 GNDIO 59 I/O 60 I/O 61 I/O 62 I/O 63 GNDIO 64 I/O 65 I/O 66 I/O 67 I/O 68 I/O 69 I/O 70 I/O 71 I/O 72 VCCIO 73 I/O 74 I/O 75 VCCIO 76 GNDIO 77 I/O 78 I/O 79 I/O 80 I/O 81 I/O 82 I/O 83 I/O 84 GNDIO 85 I/O 86 I/O 87 I/O 88 TCK 89 I/O 90 I/O 91 I/O 92 I/O 93 GNDIO 94 VCCIO 95 I/O 96 I/O 97 I/O 98 I/O 99 I/O 100 I/O 101 I/O 102 I/O 103 TDO 104 GNDIO 105 I/O 106 I/O 107 I/O 108 I/O 109 I/O 110 I/O 111 I/O 112 I/O 113 GNDIO 114 VCCIO 115 I/O 116 I/O 117 I/O 118 I/O 119 I/O 120 I/O 121 I/O 122 VCCINT 123 GNDINT 124 GCLK1 125 OE1 126 GCLRn 127 OE2/GCLK2 128 GNDINT 129 VCCINT 130 I/O 131 I/O 132 I/O 133 I/O 134 GNDIO 135 I/O 136 I/O 137 I/O 138 I/O 139 I/O 140 I/O 141 I/O 142 I/O 143 VCCIO 144 U15 EPM3256SQC144 D0' D1' D2' D3' D4' D5' D6' D7' R12 10k VCC TXD 1 GND 2 VCC 3 RXD 4 Rs 8 CANH 7 CANL 6 Vref 5 U8 P82C250 R55 5R R56 5R R54 47k Q28 P6KE8.2 Q25 P6KE8.2 C57 30p C60 30p R66 120 CAN1A- CAN1A+ CANTX_1 CANRX_1 1 2 J7 CAN PB0 25 PB1 26 PB2 27 PB3 28 PB4 29 PB5 30 PB6 31 PB7 32 PD0 52 PD1 53 PD2 54 PD3 55 PD4 56 PD5 1 PD6 2 PD7 3 SLRD 8 SLWR 9 FLAGA 36 FLAGB 37 FLAGC 38 AVCC 10 VCC1 6 VCC2 14 VCC3 18 VCC4 24 VCC5 34 VCC6 39 VCC7 50 XTALIN 12 XTALOUT 11 RESET 49 D+ 15 D- 16 PA0 40 PA1 41 PA2 42 PA3 43 PA4 44 PA5 45 PA6 46 PA7 47 IFCLK 20 CLKOUT 5 SCL 22 SDA 23 AGND 13 GND1 4 GND2 7 GND3 17 GND4 19 GND5 33 GND6 35 GND7 48 RES 21 U18 CY68013-56PVC VCC C63 10uF C52 104 VCC GND VCC C67 104 GND Y3 24M C61 30P C62 30P /CS_68013 C66 104 Vbus 1 DM 2 DP 3 GND 4 S 5 JACK5 USB-B SCL SDA R85 2.2k R86 2.2k fifo_prog fifo_full fifo_empty SLWR SLRD R78 5R A0 1 A1 2 SDA 5 A2 3 VCC 8 GND 4 WP 7 SCL 6 U14 24LC64 VCC GND VCC GND SCL SDA C68 104 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 /CS_68013 /INT_68013 A1 A2 PA0 PA1 PA6 PA7 IFCLK CLKOUT PA0 PA1 IFCLK CLKOUT A0 1 A1 2 SDA 5 A2 3 VCC 8 GND 4 WP 7 SCL 6 U13 24LC64 VCC C65 104 SIMO SOMI SCLK C2TRIP VIN 3 GND 1 VOUT 2 U2 SPX1117-3.3 C31 47u/16V 3.3VA C35 0.1u Q19 8050 R41 1k R40 1k Q20 8050 R43 1k R42 1k Q21 8050 R45 1k R44 1k Q22 8050 R47 1k R46 1k Q23 8050 R49 1k R48 1k Q24 8050 R51 1k R50 1k PWM7 PWM8 PWM9 PWM10 PWM11 PWM12 M0 M1 M2 M3 M4 M5 扩展PWM接口 S1 SW SPDT Q27 P6KE8.2 Q26 P6KE8.2 C59 30p C58 30p C21 0.1u 3 2 1 8 4 U19A LM358 3.3VA GNDF R75 1K R10 1.5K GNDF ADCINA2 ADCINA2' 5 6 7 U19B LM358 GNDF R76 1K R14 1.5K ADCINA3 ADCINA3' C22 0.1u C28 0.1u GNDF GNDF 3.3VA GNDF 2 1 3 11 10 JACK4 PHONEJACK 2 1 3 11 10 JACK3 MICJACK Blue Green Q29 8550 Q30 8550 Q31 8550 Q32 8550 Q33 8550 Q34 8550 ADCINB0 ADCINB1 ADCINB2 ADCINB3 ADCINB4 ADCINB5 ADCINB6 ADCINA7 ADCINA6 ADCINA5 ADCINA4 ADCINA3 ADCINA2 ADCINA1 ADCINA0 ADCLO PWM1 PWM2 PWM3 PWM4 PWM5 PWM6 T1CMP T2CMP T4CTRIP QEP2 QEP11 C1TRIP C2TRIP C3TRIP T2CTRIP PWM7 PWM8 PWM9 PWM10 PWM11 PWM12 T3CMP T4CMP QEP3 QEP4 TDIRB TCLKINB C4TRIP C5TRIP C6TRIP T3CTRIP ADCINB7 A0 1 2 J23 MCLK DIN D0 DOUT BCLK FSOUT D2 F8 F8 FSIN D3 D4 SCLK STEA D5 D6 SIMO SOMI RD A1 CS1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 J8 HEADER 15X2 GNDF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 J9 HEADER 15X2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 J10 HEADER 15X2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 J11 HEADER 15X2 R/W D7 QEP12 D8 D9 D10 D11 A2 WR A3 VCC CS2 MV5V T1CTRIP QEP1 D12 D13 A5 A6 TDIRA TCLKINA A7 CLK_OUT A8 A9 A10 A11 CS6 A12 D14 F14 F14 A13 A14 D15 A15 INT1 NMI /INT_68013 A16 A17 VCC 3.3VA A18 XHOLD XHOLA XHOLD /RST XREADY XHOLA 1 2 3 4 5 J14 CON5 BUZEER D1 1 2 3 4 5 6 7 8 RN1 10k*4 1 2 3 4 5 6 7 8 RN2 10k*4 VCC 1 2 3 4 5 6 7 8 RN3 10k*4 1 2 3 4 5 6 7 8 RN4 10k*4 IN14 IN10 IN6 IN2 IN16 IN12 IN8 IN4 OUT1 1 2 3 4 5 6 7 8 RN11 10k*4 VCC 1 2 J26 Motor Power ADCINA2' ADCINA3' 1 2 3 4 5 J15 DA 1 3 5 7 9 2 4 6 8 10 J12 IDC10 +5V M5 M3 M1 M4 M2 M0 C64 104 VCC R58 10K GND Q35 1N4148 D0' D1' D2' D3' D4' D5' D6' D7' RS fifo_prog fifo_full fifo_empty PA6 PA7 K3 K4 K5 K6 L3 L4 L5 L6 L7 L8 K7 K8 IN9 IN10 IN11 IN12 IN13 IN14 IN15 IN16 OUT9 OUT10 OUT11 OUT12 OUT13 OUT14 OUT15 OUT16 VCC OUT14 OUT10 OUT6 OUT16 OUT12 OUT8 OUT4 1 2 3 4 5 6 7 8 RN12 10k*4 1 2 3 4 5 6 7 8 RN13 10k*4 VCC 1 2 3 4 5 6 7 8 RN14 10k*4 1 2 3 4 5 6 7 8 RN15 10k*4 IN13 IN9 IN5 IN1 IN15 IN11 IN7 IN3 OUT2 VCC GND C69 104 C70 104 C71 104 A4 VCC R87 470 R88 470 R89 470 R90 470 R91 470 R92 470 R93 470 R94 470 K1 K2 K3 K4 K5 K6 K7 K8 R95 10K R96 10K R97 10K R99 10K R98 10K R100 10K R101 10K R102 10K VCC 1 3 5 7 9 11 13 15 17 2 4 6 8 18 10 12 14 16 19 20 J28 IDC20 VCC VCC OUT3 OUT1 OUT4 OUT2 OUT7 OUT5 OUT8 OUT6 OUT11 OUT9 OUT12 OUT10 OUT15 OUT13 OUT16 OUT14 1 3 5 7 9 11 13 15 17 2 4 6 8 18 10 12 14 16 19 20 J20 IDC20 VCC VCC IN15 IN13 IN16 IN14 IN11 IN9 IN12 IN10 IN7 IN5 IN8 IN6 IN3 IN1 IN4 IN2 C72 104 C73 104 C74 104 C75 104 C76 104 C77 104 C78 104 C79 104 C80 104 C81 104 C83 104 VCC GND C82 104 C84 104 C85 104 C86 104 C87 104 C88 104 1.8V SLWR SLRD +5V 1 2 3 J13 PWM Power C90 10u/16V VCC C89 104 C92 10u/16V 1.8V C91 10u/16V 3.3VA C93 10u/16V C94 10u/16V C95 10u/16V C96 10u/16V R17 1.5K R18 1.5K R19 1.5K R22 1.5K R23 1.5K R24 1.5K R26 1.5K R25 1.5K MR 1 VCC 2 GND 3 PFI 4 PFO 5 6 RST 7 RST 8 U5 SP708R 2 1 3 4 S2 RST VCC RST /RST C6 0.1u +5V CANTX_1 CANRX_1 CANTX CANRX +5V 1 2 J21 ADCLO ADCLO GNDF 1 1 2 2 3 3 J27 AD_OUTSIDE GNDF R27 10k R28 10k CANTX_1 CANRX_1 +5V R10,R14未焊接,故AD输入范围0~3V 这几个电容实际焊接的是104 R120 10M C120 100pF (RXB) (TXB) QEP1 T1CTRIP (CANRX) (RXA) (TXA) (CANTX) (GNDF) 1.8V
