ADV
ANCEINFORMA
TION
TMS320F28377S, TMS320F28376S, TMS320F28375S, TMS320F28374S
SPRS881A – AUGUST 2014 – REVISED JUNE 2015
Table 4-1. Signal Descriptions (continued)
TERMINAL
ZWT
PTP
PZP
I/O/Z
DESCRIPTION
MUX
NAME
BALL
PIN
PIN
POSITION
NO.
NO.
NO.
GPIO48
0, 4, 8, 12
I/O
General-purpose input/output 48
OUTPUTXBAR3
1
O
Output 3 of the output XBAR
EM1A8
2
R16
90
–
O
External memory interface 1 address line 8
SCITXDA
6
O
SCI-A transmit data
SD1_D1
7
I
Sigma-Delta 1 channel 1 data input
GPIO49
0, 4, 8, 12
I/O
General-purpose input/output 49
OUTPUTXBAR4
1
O
Output 4 of the output XBAR
EM1A9
2
R17
93
–
O
External memory interface 1 address line 9
SCIRXDA
6
I
SCI-A receive data
SD1_C1
7
I
Sigma-Delta 1 channel 1 clock input
GPIO50
0, 4, 8, 12
I/O
General-purpose input/output 50
EQEP1A
1
I
Enhanced QEP1 input A
EM1A10
2
R18
94
–
O
External memory interface 1 address line 10
SPISIMOC
6
I/O
SPI-C slave in, master out
SD1_D2
7
I
Sigma-Delta 1 channel 2 data input
GPIO51
0, 4, 8, 12
I/O
General-purpose input/output 51
EQEP1B
1
I
Enhanced QEP1 input B
EM1A11
2
R19
95
–
O
External memory interface 1 address line 11
SPISOMIC
6
I/O
SPI-C slave out, master in
SD1_C2
7
I
Sigma-Delta 1 channel 2 clock input
GPIO52
0, 4, 8, 12
I/O
General-purpose input/output 52
EQEP1S
1
I/O
Enhanced QEP1 strobe
EM1A12
2
P16
96
–
O
External memory interface 1 address line 12
SPICLKC
6
I/O
SPI-C clock
SD1_D3
7
I
Sigma-Delta 1 channel 3 data input
GPIO53
0, 4, 8, 12
I/O
General-purpose input/output 53
EQEP1I
1
I/O
Enhanced QEP1 index
EM1D31
2
I/O
External memory interface 1 data line 31
P17
97
–
EM2D15
3
I/O
External memory interface 2 data line 15
SPISTEC
6
I/O
SPI-C slave transmit enable
SD1_C3
7
I
Sigma-Delta 1 channel 3 clock input
GPIO54
0, 4, 8, 12
I/O
General-purpose input/output 54
SPISIMOA
1
I/O
SPI-A slave in, master out
EM1D30
2
I/O
External memory interface 1 data line 30
EM2D14
3
P18
98
–
I/O
External memory interface 2 data line 14
EQEP2A
5
I
Enhanced QEP2 input A
SCITXDB
6
O
SCI-B transmit data
SD1_D4
7
I
Sigma-Delta 1 channel 4 data input
GPIO55
0, 4, 8, 12
I/O
General-purpose input/output 55
SPISOMIA
1
I/O
SPI-A slave out, master in
EM1D29
2
I/O
External memory interface 1 data line 29
EM2D13
3
P19
100
–
I/O
External memory interface 2 data line 13
EQEP2B
5
I
Enhanced QEP2 input B
SCIRXDB
6
I
SCI-B receive data
SD1_C4
7
I
Sigma-Delta 1 channel 4 clock input
26
Terminal Configuration and Functions
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