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.
GPIO21
0, 4, 8, 12
I/O
General-purpose input/output 21
EQEP1B
1
I
Enhanced QEP1 input B
MDRA
2
I
McBSP-A receive serial data
CANRXB
3
F3
14
13
I
CAN-B receive
EPWM11B
5
O
Enhanced PWM11 output B
SD1_C3
7
I
Sigma-Delta 1 channel 3 clock input
UPP-CLK
15
I/O
Universal parallel port transmit clock
GPIO22
0, 2, 4, 8
I/O
General-purpose input/output 22
EQEP1S
1
I/O
Enhanced QEP1 strobe
MCLKXA
2
I/O
McBSP-A transmit clock
SCITXDB
3
J4
22
–
O
SCI-B transmit data
EPWM12A
5
O
Enhanced PWM12 output A
SPICLKB
6
I/O
SPI-B clock
SD1_D4
7
I
Sigma-Delta 1 channel 4 data input
GPIO23
0, 2, 4, 8
I/O
General-purpose input/output 23
EQEP1I
1
I/O
Enhanced QEP1 index
MFSXA
2
I/O
McBSP-A transmit frame synch
SCIRXDB
3
K4
23
–
I
SCI-B receive data
EPWM12B
5
O
Enhanced PWM12 output B
SPISTEB
6
I/O
SPI-B slave transmit enable
SD1_C4
7
I
Sigma-Delta 1 channel 4 clock input
GPIO24
0, 4, 8, 12
I/O
General-purpose input/output 24
OUTPUTXBAR1
1
O
Output 1 of the output XBAR
EQEP2A
2
I
Enhanced QEP2 input A
K3
24
–
MDXB
3
O
McBSP-B transmit serial data
SPISIMOB
6
I/O
SPI-B slave in, master out
SD2_D1
7
I
Sigma-Delta 2 channel 1 data input
GPIO25
0, 4, 8, 12
I/O
General-purpose input/output 25
OUTPUTXBAR2
1
O
Output 2 of the output XBAR
EQEP2B
2
I
Enhanced QEP2 input B
K2
25
–
MDRB
3
I
McBSP-B receive serial data
SPISOMIB
6
I/O
SPI-B slave out, master in
SD2_C1
7
I
Sigma-Delta 2 channel 1 clock input
GPIO26
0, 4, 8, 12
I/O
General-purpose input/output 26
OUTPUTXBAR3
1
O
Output 3 of the output XBAR
EQEP2I
2
I/O
Enhanced QEP2 index
MCLKXB
3
K1
27
–
I/O
McBSP-B transmit clock
OUTPUTXBAR3
5
O
Output 3 of the output XBAR
SPICLKB
6
I/O
SPI-B clock
SD2_D2
7
I
Sigma-Delta 2 channel 2 data input
Copyright © 2014–2015, Texas Instruments Incorporated
Terminal Configuration and Functions
23
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