DSP28335核心板原理图


1

2

3

4

5

6

VCC3V3 XA0 XA1 XA2 XA3 XA4 XA5 XA6 XA7 XA8 XA9 XA10 XA11 XA12 XA13 XA14 XA15 XA16 XA17 XA18 25 24 23 22 21 20 19 18 8 7 6 5 4 3 2 1 48 17 16 9 10 13 15 47 37 46 27

U3 AM29LV800 U2 IS61LV51216 38 XD15 37 XD14 36 XD13 35 XD12 32 XD11 31 XD10 30 XD9 29 XD8 16 XD7 15 XD6 14 XD5 13 XD4 10 XD3 9 XD2 8 XD1 7 XD0 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 NC NC RY/BY BYET VDD VSS VSS 14 28 26 XRDn XZCS7n R1 4.7K DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 29 31 33 35 38 40 42 44 30 32 34 36 39 41 43 45 XD0 XD1 XD2 XD3 XD4 XD5 XD6 XD7 XD8 XD9 XD10 XD11 XD12 XD13 XD14 XD15

33

A

U1

GP31/CANTXA/A17 GP39/A16 GP87/A15 GP86/A14 GP85/A13 VSS VDDIO GP84/A12 GP83/A11 VDD VSS GP81/A10 GP81/A9 GP80/A8 GP47/A7 GP46/A6 VSS VDDIO GP45/A5 GP44/A4 GP43/A3 VSS VDD GP42/A2 GP41/A1 GP40/A0/XWE1 GP37/ECAP2/XZCS7 XRD GP35/SCITXDA/XR/W VSS VDD GP36/SCIRXDA/XZCS0 VSS VDDIO GP34/ECAP1/XREADY GP28/SCIRXDA/XZCS6 VSS VDD XCLKOUT GP38/XWE0 GP79/D0 GP78/D1 GP77/D2 GP76/D3

B

VDDAIO ADCINB0 ADCINB1 ADCINB2 ADCINB3 ADCINB4 ADCINB5 ADCINB6 ADCINB7 ADCREFIN ADCREFM ADCREFP ADCRESEXT VSS2AGND VDD2A18 VSS VDD GP18/SPICLKA/SCITXDB/CANRXA GP19/SPISTEA/SCIRXDB/CANTXA GP20/EQEP1A/MDXA/CANTXB GP21/EQEP1B/MDRA/CANRXB GP22/EQEP1S/MCLKXA/SCITXDB GP23/EQEP1I/MFSXA/SCIRXDB GP24/ECAP1/EQEP2A/MDXB GP25/ECAP2/EQEP2B/MDRB VSS VDDIO GP26/ECAP3/EQEP2I/MCLKXB GP27/ECAP4/EQEP2S/MFSXB GP32/SDAA/EPWMSYNCI/ADCSOCAO GP33/SCLA/EPWMSYNCO/ASCSOCBO TDI TDO TRST TMS XRS TSET1 TSET2 VSS VDD3VFL EMU0 EMU1 TCK GP48/ECAP5/D31

XA18 GPIO29 GND VCC1V8 GPIO0/PWM1A GPIO1/PWM1B GPIO2/PWM2A GND VCC3V3 GPIO3/PWM2B GPIO4/PWM3A GPIO5/PWM3B GPIO6/PWM4A GND VCC1V8 GPIO7/PWM4B GPIO8/PWM5A GPIO9/SCITXDB GPIO10/PWM6A GPIO11/SCIRXDB GPIO12/CANTXB GND VCC1V8 GPIO13/CANRXB GPIO14/XHOLDn GPIO15/XHOLDAn GPIO16/SPISIMOA GPIO17/SPISOMIA VCC1V8 GND VDDA_1V8 AGND AGND VDDA_3V3 ADCINA7 ADCINA6 ADCINA5 ADCINA4 ADCINA3 ADCINA2 ADCINA1 ADCINA0 ADCLO AGND R2 0

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 31 32 33 34 35 36 37 38 39 40 41 42 43 44

GP30/CANRXA/A18 GP29/SCITXDA/A19 VSS VDD GP0/EPWM1A GP1/EPWM1B/ECAP6/MFSRB GP2/EPWM2A VSS VDDIO GP3/EPWM2B/ECAP5/MCLKRB GP4/EPWM3A GP5/EPWM3B/MFSRA/ECAP1 GP6/EPWM4A/EPWMSYNCI/EPWMSYNCO VSS VDD GP7/EPWM4B/MCLKRA/ECAP2 GP8/EPWM5A/CANTXB/ADCSOCAO GP9/EPWM5B/SCITXDB/ECAP3 GP10/EPWM6A/CANRXB/ADCSOCBO GP11/EPWM6B/SCIRXDB/ECAP4 GP12/TZ1/CANTXB/MDXB VSS VDD GP13/TZ2/CANRXB/MDRB GP14/TZ3/XHOLD/SCITXDB/MCLKXB GP15/TZ4/XHOLDA/SCIRXDB/MFSXB GP16/SPISIMOA/CANTXB/TZ5 GP17/SPISOMIA/CANRXB/TZ6 VDD VSS VDD1A18 VSS1AGND VSSA2 VDDA2 ADCINA7 ADCINA6 ADCINA5 ADCINA4 ADCINA3 ADCINA2 ADCINA1 ADCINA0 ADCLO VSSAIO

GP75/D4 GP74/D5 GP73/D6 GP72/D7 GP71/D8 GP70/D9 VDD VSS GP69/D10 GP68/D11 GP67/D12 VDDIO VSS GP66/D13 VSS VDD GP66/D14 GP64/D15 GP63/SCITXDC/D16 GP62/SCIRXDC/D17 GP61/MFSRB/D18 GP60/MCLKRB/D19 GP59/MFSRA/D20 VDD VSS VDDIO VSS XCLKIN X1 VSS X2 VDD GP58/MCLKRA/D21 GP57/SPISTEA/D22 GP56/SPICLKA/D23 GP55/SPISOMIA/D24 GP54/SPISIMOA/D25 GP53/EQEP1I/D26 GP52/EQEP1S/D27 VDDIO VSS GP51/EQEP1B/D28 GP50/EQEP1A/D29 GP49/ECAP6/D30

132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89

XD4 XD5 XD6 XD7 XD8 XD9 VCC1V8 GND XD10 XD11 XD12 VCC3V3 GND XD13 GND VCC1V8 XD14 XD15 GPIO63/SCITXDC GPIO62/SCIRXDC GPIO61 GPIO60 GPIO59/MFSRA VCC1V8 GND VCC3V3 GND GND GND VCC1V8 GPIO58/MCLKRA GPIO57 GPIO56 GPIO55 GPIO54 GPIO53/EQEP1I GPIO52/EQEP1S VCC3V3 GND GPIO51/EQEP1B GPIO50/EQEP1A GPIO49/ECAP6

XA18 XA17 XA16 XA15 XA14 XA13 XA12 XA11 XA10 XA9 XA8 XA7 XA6 XA5 XA4 XA3 XA2 XA1 XA0

28 44 43 42 27 26 25 24 23 22 21 20 19 18 5 4 3 2 1

XA17 XA16 XA15 XA14 XA13 GND VCC3V3 XA12 XA11 VCC1V8 GND XA10 XA9 XA8 XA7 XA6 GND VCC3V3 XA5 XA4 XA3 GND VCC1V8 XA2 XA1 XA0 XZCS7n XRDn XR/Wn GND VCC1V8 XZCS0n GND VCC3V3 READY XZCS6n GND VCC1V8 DSPCLK_OUT XWEn XD0 XD1 XD2 XD3

A18 A17 A16 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0

11

I/O15 I/O14 I/O13 I/O12 I/O11 I/O10 I/O9 I/O8 I/O7 I/O6 I/O5 I/O4 I/O3 I/O2 I/O1 I/O0

VDD

VDD

A

176 175 174 173 172 171 170 169 168 167 166 165 164 163 162 161 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133

WE RST

11 12

XWEn

GND

/CB /UB

GND

39 40

/OE /WE /CE

41 17 6

XRDn XWEn XZCS6n VCC3V3 C1 104

WP OE CE

12

34

VCC3V3

J1 XA1 XA3 XA17 XA10 XA12 GPIO63/SCITXDC GPIO61 GPIO59/MFSRA GPIO57 GPIO55 GPIO53/EQEP1I GPIO51/EQEP1B GPIO49/ECAP6 GPIO33/SCLA GPIO27/ECAP4 GPIO25/ECAP2 GPIO23/MFSXA GPIO21/MDRA GPIO19/SPISTEAn ADCINB7 ADCINB5 ADCINB3 ADCINB1 ADCLO ADCINA1 ADCINA3 ADCINA5 ADCINA7 GPIO17/SPISOMIA GPIO15/XHOLDAn GPIO13/CANRXB GPIO9/SCITXDB DSPRST 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 61 63 65 66*2 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 XA2 XA4 XA18 XA11 XA13 GPIO62/SCIRXDC GPIO60 GPIO58/MCLKRA GPIO56 GPIO54 GPIO52/EQEP1S GPIO50/EQEP1A GPIO48/ECAP5 GPIO32/SDAA GPIO26/ECAP3 GPIO24/ECAP1 GPIO22/MCLKXA GPIO20/MDXA GPIO18/SPICLKA ADCINB6 ADCINB4 ADCINB2 ADCINB0 ADCINA0 ADCINA2 ADCINA4 ADCINA6 AGND GPIO16/SPISIMOA GPIO14/XHOLDn XA9 XA7 XA5 XD15 XD13 XD11 XD8 XD7 XD5 XD3 XD1 DSPCLK_OUT XZCS0n XRDn 101 103 105 107 109 111 113 115 117 119 121 123 125 127 129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 102 104 106 108 110 112 114 116 118 120 122 124 126 128 130 132 134 136 138 140 142 144 146 148 150 152 154 156 158 160 162 164 166 XA8 XA6 XWEn XD14 XD12 XD10 XD9 XD6 XD4 XD2 XD0 READY XR/Wn XA0

B

C2

22pF Y1 30MHz C3

22pF

XA14 XA16 GPIO11/SCIRXDB GPIO0/PWM1A GPIO2/PWM2A GPIO4/PWM3A GPIO8/PWM5A GPIO6/PWM4A VCC1V8 VCC3V3 VDD50 GND

XA15 GPIO12/CANTXB GPIO29 GPIO1/PWM1B GPIO3/PWM2B GPIO5/PWM3B GPIO10/PWM6A GPIO7/PWM4B VCC1V8 VCC3V3 VDD50 GND

AGND

VDDA_3V3 ADCINB0 ADCINB1 ADCINB2 ADCINB3 ADCINB4 ADCINB5 ADCINB6 ADCINB7 ADCREFIN ADCREFM ADCREFP ADCREXT AGND VDDA_1V8 GND VCC1V8 GPIO18/SPICLKA GPIO19/SPISTEAn GPIO20/MDXA GPIO21/MDRA GPIO22/MCLKXA GPIO23/MFSXA GPIO24/ECAP1 GPIO25/ECAP2 GND VCC3V3 GPIO26/ECAP3 GPIO27/ECAP4 GPIO32/SDAA GPIO33/SCLA TDI TDO TRSTn TMS DSPRST

GND VDD3VFL EMU0 EMU1 TCK GPIO48/ECAP5

45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88

TMS320F28335

C C4 104 C11 C12 2.2uF/16V R4 2.2uF/16V VCC3V3 L1 10uH
+ +

VIN

GND

R3 1K

VDD50 3 +
C8 100uF C5 C6 C7

U6

SPX1117M3-3.3 +2.5V 2

VCC3V3

C

D1 LED

+
C10 100uF

0.1uF 0.1uF 0.1uF

C9 0.1uF

AGND

22K

VDDA_3V3 L3
C13 0.1uF

1

VCC3V3 L2 10uH +
C16 10uF

VDD3VFL

+
C15 10uF

10uH AGND

C14 0.1uF

AGND VCC1V8 L4 10uH +
C18 10uF C17 0.1uF

VDDA_1V8 VCC3V3 3 U4 SPX1117M3-1.8
GND

VCC1V8 2
R5 1K

VIN

+2.5V

1

D2 VCC3V3 R7 500 R9 500 D D3 LED GPIO7/PWM4B LED 10K VCC3V3 R10 DSPRST GPIO6/PWM4A 1 U5 GND VCC 4 C22 RESET1 2 RESET MR IMP811T 3 0.001uF VCC3V3 R11 4.7K TCK EMU0 C30 104 TDO VCC3V3 TMS VCC3V3 TDI

DSP_JTAG 1 3 5 7 9 11 13 2 4 6 8 10 12 14 TRSTn

104 C21 R6 4.7K C23 0.1uF

+
C20 100uF R8 510

AGND VCC1V8 C24 0.1uF C25 0.1uF C26 0.1uF C27 0.1uF C28 0.1uF C29 0.1uF

C19 0.1uF

EMU1

R12 4.7K C31 104

VCC3V3

VCC3V3 C32 0.1uF C33 0.1uF C34 0.1uF C35 0.1uF C36 0.1uF C37 0.1uF C38 0.1uF C39 0.1uF C40 0.1uF C41 0.1uF C42 0.1uF C43 0.1uF

D

Title

Size C Date: File: 1 2 3 4 5

Number

Revision

2013-11-9 Sheet of F:\Altium_Design_Pero\..\DSP28335.SCH Drawn By: 6


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