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.
GPIO27
0, 4, 8, 12
I/O
General-purpose input/output 27
OUTPUTXBAR4
1
O
Output 4 of the output XBAR
EQEP2S
2
I/O
Enhanced QEP2 strobe
MFSXB
3
L1
28
–
I/O
McBSP-B transmit frame synch
OUTPUTXBAR4
5
O
Output 4 of the output XBAR
SPISTEB
6
I/O
SPI-B slave transmit enable
SD2_C2
7
I
Sigma-Delta 2 channel 2 clock input
GPIO28
0, 4, 8, 12
I/O
General-purpose input/output 28
SCIRXDA
1
I
SCI-A receive data
EM1CS4
2
O
External memory interface 1 chip select 4
V11
64
–
OUTPUTXBAR5
5
O
Output 5 of the output XBAR
EQEP3A
6
I
Enhanced QEP3 input A
SD2_D3
7
I
Sigma-Delta 2 channel 3 data input
GPIO29
0, 4, 8, 12
I/O
General-purpose input/output 29
SCITXDA
1
O
SCI-A transmit data
EM1SDCKE
2
O
External memory interface 1 SDRAM clock enable
W11
65
–
OUTPUTXBAR6
5
O
Output 6 of the output XBAR
EQEP3B
6
I
Enhanced QEP3 input B
SD2_C3
7
I
Sigma-Delta 2 channel 3 clock input
GPIO30
0, 4, 8, 12
I/O
General-purpose input/output 30
CANRXA
1
I
CAN-A receive
EM1CLK
2
O
External memory interface 1 clock
T11
63
–
OUTPUTXBAR7
5
O
Output 7 of the output XBAR
EQEP3S
6
I/O
Enhanced QEP3 strobe
SD2_D4
7
I
Sigma-Delta 2 channel 4 data input
GPIO31
0, 4, 8, 12
I/O
General-purpose input/output 31
CANTXA
1
O
CAN-A transmit
EM1WE
2
O
External memory interface1 write enable
U11
66
–
OUTPUTXBAR8
5
O
Output 8 of the output XBAR
EQEP3I
6
I/O
Enhanced QEP3 index
SD2_C4
7
I
Sigma-Delta 2 channel 4 clock input
GPIO32
0, 4, 8, 12
I/O
General-purpose input/output 32
SDAA
1
U13
67
–
I/OD
I2C-A data open-drain bidirectional port
EM1CS0
2
O
External memory interface 1 chip select 0
GPIO33
0, 4, 8, 12
I/O
General-purpose input/output 33
SCLA
1
T13
69
–
I/OD
I2C-A clock open-drain bidirectional port
EM1RNW
2
O
External memory interface 1 read not write
GPIO34
0, 4, 8, 12
I/O
General-purpose input/output 34
OUTPUTXBAR1
1
O
Output 1 of the output XBAR
U14
70
–
EM1CS2
2
O
External memory interface 1 chip select 2
SDAB
6
I/OD
I2C-B data open-drain bidirectional port
GPIO35
0, 4, 8, 12
I/O
General-purpose input/output 35
SCIRXDA
1
I
SCI-A receive data
T14
71
–
EM1CS3
2
O
External memory interface 1 chip select 3
SCLB
6
I/OD
I2C-B clock open-drain bidirectional port
24
Terminal Configuration and Functions
Copyright © 2014–2015, Texas Instruments Incorporated
Product Folder Links:
