DSP28335原理图

DSPF28335原理图--硬汉科技 淘宝里面购买的

1 2 3 4 5 6 7 8 S1 J1 1 3 2 1 2 3 on SW-8*8 E1 10uF/10V 100nF 4 5 6 D3.3V D3.3V A3.3V E2 10uF/10V C3 E5 100nF 10uF/10V C72 100nF A3.3V D5V U1 C2 3 1 IN GND OUT OUT 2 4 L1 BLM21P221SN L2 BLM21P221SN PWR5 AMS1117-3.3 C4 100nF A3.3V U3 A3.3V 14 13 12 11 10 9 8 J3 1 2 3 4 5 DA J4 1 3 DA/AD 2 4 ADCA0 ADCA1 步进电机、蜂鸣器 、继电器驱动电路 音频解码电路 1 2 3 4 5 6 7 GND VDD REFALDAC REFBDACA REFCDACB REFDDACC DATA DACD CLK LOAD TLV5620 TZ6 D5V VCC NO1 K1 5 3 2 P1 1 2 3 Header 3 NO2 1 U2 D3.3V 3.3VAS J2 3 2 4 5 1 Phonejack Stereo SW 3 2 4 Green 5 1 Phonejack Stereo SW J6 R1 4K7/5% R2 4K7/5% C6 C8 R3 4K7/5% SAGND 100nF 100nF 20 19 E11 10uF/10V 9 10 E1810uF/10V R8 R9 10K/5% 10K/5% SAGND J7 3 2 4 5 1 Phonejack Stereo SW R11 4K7/5% E7 10uF/10V SAGND L7 BLM21P221SN 用22uF较好 SAGND 1 8 14 15 11 BVDD HPVDD AVDD AGND HPGND DVDD DGND 27 28 D3.3V C5 100nF SAGND E3 10uF/10V VMID XTI LLINEIN RLINEIN XTO CLKOUT LHPOUT RHPOUT MODE CS SDIN SCLK BCLK DIN DOUT LRCIN LRCOUT 16 25 26 2 22 21 23 24 3 4 6 5 7 C7 100nF C9 12pF X1 12M C1012pF GND D3.3V D5V 4n7 L4 BLM21P221SN A R5 1K/5% 容值对比实物 L3 BLM21P221SN A_GND SPISIMOA SPICLKA C14 100nF R4 4K7/5% A5V D5V 3 1 U4 IN GND TLV1117 R6 R10 200/1% 100/1% OUT OUT 2 4 D1.9V L5 BLM21P221SN L6 BLM21P221SN C19 100uF/10V A1.9V E4 10uF/10V D1.9V C13 100nF A1.9V A SDAA SCLA MCLKXA MDXA MDRA MFSXA MFSRA R7 0R/5% C15 10uF/10V C16 100nF 100nF C17 E6 10uF/10V D2 1N4148 4 D1 YELLOW_ LED 电源电路 数模转换电路 D5V D5V 17 18 12 13 MICBIAS MICIN LOUT ROUT TLV320AIC23 C21 100nF Blue R12 4K7/5% JTAG J8 D3.3V TMS TDI TDO TCK EMU0 R22 4K7/5% 1 3 5 7 9 11 13 TMS TDI DVCC TDO TCK TCK EMU0 JTAG D3.3V TRST DGND NC DGND DGND DGND EMU1 2 4 6 8 10 12 14 R23 4K7/5% /TRST GND GND GND GND EMU1 C24 100nF U5 A0 A1 A2 A3 A4 XZCS7 D0 D1 D2 D3 D3.3V GND D4 D5 D6 D7 XWE A5 A6 A7 A8 A9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 A0 A1 A2 A3 A4 CE I/O0 I/O1 I/O2 I/O3 VDD GND I/O4 I/O5 I/O6 I/O7 WE A5 A6 A7 A8 A9 IS61LV25616AL D3.3V A17 A16 A15 OE UB LB I/O15 I/O14 I/O13 I/O12 GND VDD I/O11 I/O10 I/O9 I/O8 NC A14 A13 A12 A11 A10 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 A17 A16 A15 XRD GND GND D15 D14 D13 D12 GND D3.3V D11 D10 D9 D8 A14 A13 A12 A11 A10 直流电机驱动 Diode 1N4007 D5 R16 1K/5% Q1 S8550 LS1 D3 1N4148 Buzzer D3.3V R14 0R/5% D5V 16 15 14 13 12 11 10 9 C26 100nF D5V SOMI SPISOMIA CLK SPICLKA CN1 5 4 3 2 1 R94 10K/5% R95 10K/5% R96 10K/5% R97 10K/5% SD1 D3.3V 11 10 8 7 6 5 4 3 2 1 9 nCD WP DATA1 DATA0 GND CLK VDD GND CMD CD/DATA3 DATA2 PAD4 PAD3 PAD2 PAD1 15 14 13 12 R17 1K/5% R18 1K/5% R19 1K/5% R20 1K/5% R21 1K/5% R74 1K/5% R75 1K/5% D3.3V 3.3VAS R13 4K7/5% Diode 1N4007 Q2 S8550 R15 1K/5% D4 2003驱动 IC1 EPWM2_A EPWM2_B EPWM3_A 1 2 3 4 5 IN1 IN2 IN3 IN4 IN5 IN6 IN7 VSS OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 VDD SD卡 GND L8 BLM21P221SN C22 10uF/10V C23 100nF SAGND LED组 C25 100nF Q3 S8050 EPWM3_B EPWM4_A