- 16 -
SCHEMATIC DIAGRAM
UD-503
UD-503
1
2
3
4
5
6
7
8
A
B
C
D
E
Z
USB PCB (2/4)
GND
GND
GND
GND
GND
GND
3V3
3V3
GND
GND
3V3
GND
POR_/RESET
(4)
J2 Pin:6=pin cut
Outer Board
[DSP:Clock/Reset/ICE SECTION]
UNLESS OTHERWISE NOTED:CR Size 1005
R75-R84
Solder side
No silkprint
Parts side
P10,R75-R84 do not exist on this PCB,USB.
Outer board is only used for debugging.
Outer board is removed after mounting parts to the PCB.
R7
04
.7
K
R7
04
.7
K
TMS320C6748BZWT
U1A
TMS320C6748BZWT
U1A
DDR_A[0]
U07
DDR_A[1]
T07
DDR_A[2]
W06
DDR_A[3]
V06
DDR_A[4]
U05
DDR_A[5]
V05
DDR_A[6]
W05
DDR_A[7]
U06
DDR_A[8]
U04
DDR_A[9]
T06
DDR_A[10]
W04
DDR_A[11]
T04
DDR_A[12]
V04
DDR_A[13]
T05
DDR_BA[0]
V08
DDR_BA[1]
T09
DDR_BA[2]
U08
DDR_CAS
U09
DDR_CKE
V07
DDR_CLK_N
W07
DDR_CLK_P
W08
DDR_CS
V09
DDR_D[0]
U15
DDR_D[1]
U14
DDR_D[2]
V14
DDR_D[3]
U13
DDR_D[4]
V13
DDR_D[5]
V12
DDR_D[6]
W12
DDR_D[7]
W11
DDR_D[8]
T13
DDR_D[9]
T11
DDR_D[10]
T10
DDR_D[11]
T12
DDR_D[12]
U10
DDR_D[13]
V10
DDR_D[14]
U11
DDR_D[15]
W10
DDR_VREF
R06
DDR_DQM[0]
W13
DDR_DQM[1]
R10
DDR_DQS[0]
T14
DDR_DQS[1]
V11
DDR_DQGATE0
R11
DDR_DQGATE1
R12
DDR_RAS
W09
DDR_WE
T08
DDR_ZP
U12
R68
22
R68
22
R84
0 [2012]
R84
0 [2012]
P10
PIN HEADER[7x2 P=2.54]
P10
PIN HEADER[7x2 P=2.54]
TRST
2
TMS
1
GND
4
TDI
3
Key
6
VIO
5
GND
8
TDO
7
GND
10
RTCK
9
GND
12
TCK
11
EMU1
14
EMU0
13
R83
0 [2012]
R83
0 [2012]
USB1.1-OCHI
SATA
TMS320C6748BZWT
U1D
USB1.1-OCHI
SATA
TMS320C6748BZWT
U1D
EMU0
J16
EMU1
K16
GP8[0]/RTCK
K17
TCK
J15
TDI
M16
TDO
J18
TMS
L16
TRST
L17
SATA_REFCLK_N
N01
SATA_REFCLK_P
N02
SATA_REG
N03
SATA_RxN
L02
SATA_RxP
L01
SATA_TxN
J02
SATA_TxP
J01
MMCSD0_CLK/PRU1_R30[31]/GP4[7]
E09
EMA_A[22]/MMCSD0_CMD/PRU1_R30[30]/GP4[6]
A10
EMA_A[21]/MMCSD0_DAT[0]/PRU1_R30[29]/GP4[5]
B10
EMA_A[20]/MMCSD0_DAT[1]/PRU1_R30[28]/GP4[4]
A11
EMA_A[19]/MMCSD0_DAT[2]/PRU1_R30[27]/GP4[3]
C10
EMA_A[18]/MMCSD0_DAT[3]/PRU1_R30[26]/GP4[2]
E11
VP_DIN[0]/UHPI_HD[8]/UPP_D[8]/RMII_CRS_DV/PRU1_R31[29]
W19
VP_DIN[1]/UHPI_HD[9]/UPP_D[9]/RMII_MHZ_50_CLK/PRU0_R31[23]
W18
VP_DIN[2]/UHPI_HD[10]/UPP_D[10]/RMII_RxER/PRU0_R31[24]
W17
VP_DIN[3]/UHPI_HD[11]/UPP_D[11]/RMII_RxD[0]/PRU0_R31[25]
V17
VP_DIN[4]/UHPI_HD[12]/UPP_D[12]/RMII_RxD[1]/PRU0_R31[26]
W16
VP_DIN[5]/UHPI_HD[13]/UPP_D[13]/RMII_TxEN/PRU0_R31[27]
R14
VP_DIN[6]/UHPI_HD[14]/UPP_D[14]/RMII_TxD[0]/PRU0_R31[28]
V16
VP_DIN[7]/UHPI_HD[15]/UPP_D[15]/RMII_TxD[1]/PRU0_R31[29]
U18
VP_DIN[9]/UHPI_HD[1]/UPP_D[1]/PRU0_R30[9]/PRU0_R31[9]
R15
VP_DIN[10]/UHPI_HD[2]/UPP_D[2]/PRU0_R30[10]/PRU0_R31[10]
R19
VP_DIN[11]/UHPI_HD[3]/UPP_D[3]/PRU0_R30[11]/PRU0_R31[11]
R18
VP_DIN[12]/UHPI_HD[4]/UPP_D[4]/PRU0_R30[12]/PRU0_R31[12]
T16
VP_DIN[13]_FIELD/UHPI_HD[5]/UPP_D[5]/PRU0_R30[13]/PRU0_R31[13]
U19
VP_DIN[14]_HSYNC/UHPI_HD[6]/UPP_D[6]/PRU0_R30[14]/PRU0_R31[14]
V19
VP_DIN[15]_VSYNC/UHPI_HD[7]/UPP_D[7]/PRU0_R30[15]/PRU0_R31[15]
V18
EMA_A[17]/MMCSD0_DAT[4]/PRU1_R30[25]/GP4[1]
B11
EMA_A[16]/MMCSD0_DAT[5]/PRU1_R30[24]/GP4[0]
E12
EMA_D[15]/GP3[7]
E06
EMA_D[14]/GP3[6]
C07
EMA_D[13]/GP3[5]
B06
EMA_D[12]/GP3[4]
A06
EMA_D[11]/GP3[3]
D06
EMA_D[10]/GP3[2]
A07
EMA_D[9]/GP3[1]
D09
EMA_D[8]/GP3[0]
E10
SPI1_SCS[3]/UART1_RxD/SATA_LED/GP1[1]
E18
SPI1_SCS[2]/UART1_TxD/SATA_CP_POD/GP1[0]
F19
USB1_DM
P18
USB1_DP
P19
N.C
M3
R64
NMR
R64
NMR
R67
68
R67
68
C22
18p
C22
18p
C20
1000p [1608]
C20
1000p [1608]
R82
0 [2012]
R82
0 [2012]
RA2
10Kx4_MNR04
RA2
10Kx4_MNR04
1
2
3
4
5
6
7
8
R75
0 [2012]
R75
0 [2012]
R7
14
.7
K
R7
14
.7
K
R63
0
R63
0
R81
0 [2012]
R81
0 [2012]
TMS320C6748BZWT
U1B
TMS320C6748BZWT
U1B
CLK_OUT/UHPI_HDS2/PRU1_R30[13]/GP6[14]
T18
RTC_ALARM/UART2_CTS/GP0[8]/DeepSleep
F04
NMI
J17
OSC_IN
L19
OSC_OUT
K19
RESET
K14
RESET_OUT/UHPI_HAS/PRU1_R30[14]/GP6[15]
T17
RTC_XI
J19
RTC_XO
H19
EMA_A[0]/GP5[0]
C14
EMA_A[1]/GP5[1]
D15
EMA_A[2]/GP5[2]
B14
EMA_A[3]/GP5[3]
D14
EMA_A[4]/GP5[4]
A14
EMA_A[5]/GP5[5]
C13
EMA_A[6]/GP5[6]
E13
EMA_A[7]/PRU1_R30[15]/GP5[7]
B13
EMA_A[8]/PRU1_R30[16]/GP5[8]
A13
EMA_A[9]/PRU1_R30[17]/GP5[9]
D12
EMA_A[10]/PRU1_R30[18]/GP5[10]/PRU1_R31[18]
C12
EMA_A[11]/PRU1_R30[19]/GP5[11]/PRU1_R31[19]
B12
EMA_A[12]/PRU1_R30[20]/GP5[12]/PRU1_R31[20]
D13
EMA_A[13]/PRU0_R30[21]/PRU1_R30[21]/GP5[13]/PRU1_R31[21]
D11
EMA_A[14]/MMCSD0_DAT[7]/PRU1_R30[22]/GP5[14]/PRU1_R31[22]
A12
EMA_A[15]/MMCSD0_DAT[6]/PRU1_R30[23]/GP5[15]/PRU1_R31[23]
C11
EMA_BA[0]/GP2[8]
C15
EMA_BA[1]/GP2[9]
A15
EMA_CLK/PRU0_R30[5]/GP2[7]/PRU0_R31[5]
B07
EMA_CS[0]/GP2[0]
A18
EMA_CS[2]/GP3[15]
B17
EMA_CS[3]/GP3[14]
A17
EMA_CS[5]/GP3[12]
B16
EMA_CS[4]/GP3[13]
F09
EMA_D[0]/GP4[8]
C09
EMA_D[1]/GP4[9]
A08
EMA_D[2]/GP4[10]
B08
EMA_D[3]/GP4[11]
E08
EMA_D[4]/GP4[12]
B05
EMA_D[5]/GP4[13]
E07
EMA_D[6]/GP4[14]
C06
EMA_D[7]/GP4[15]
D07
EMA_OE/GP3[10]
B15
EMA_A_RW/GP3[9]
D10
EMA_WAIT[0]/PRU0_R30[0]/GP3[8]/PRU0_R31[0]
B18
EMA_WAIT[1]/PRU0_R30[1]/GP2[1]/PRU0_R31[1]
B19
EMA_WE/GP3[11]
B09
R80
0 [2012]
R80
0 [2012]
X1
26MHz(SEG55)
X1
26MHz(SEG55)
1
3
4
2
R79
0 [2012]
R79
0 [2012]
RA3
10Kx4_MNR04
RA3
10Kx4_MNR04
1
2
3
4
5
6
7
8
R78
0 [2012]
R78
0 [2012]
R65
4.7K
R65
4.7K
R62
0
R62
0
P11
B9B-ZR
P11
B9B-ZR
1
2
3
4
5
6
7
8
9
C24
100p
C24
100p
RA1
10Kx4_MNR04
RA1
10Kx4_MNR04
1
2
3
4
5
6
7
8
R77
0 [2012]
R77
0 [2012]
R66
4.7K
R66
4.7K
R7
2N
MR
R7
2N
MR
R76
0 [2012]
R76
0 [2012]
RA4
10Kx4_MNR04
RA4
10Kx4_MNR04
1
2
3
4
5
6
7
8
R7
44
.7
K
R7
44
.7
K
C21
18p
C21
18p
PAD1
PAD1
1
2
R7
34
.7
K
R7
34
.7
K
R6
94
.7
K
R6
94
.7
K
R60
10K
R60
10K
C23
220p
C23
220p
R61
100 [1608]
R61
100 [1608]
