Introduction
†
Table 2−2. Signal Descriptions (Continued)
PIN NO.
‡
I/O/Z
§
GPIO
PERIPHERAL SIGNAL
PU/PD
DESCRIPTION
179-PIN
GHH
176-PIN
PGF
128-PIN
PBK
GPIOD OR EVA SIGNALS
GPIOD0
GPIOD1
T1CTRIP_PDPINTA (I)
T2CTRIP/EVASOC (I)
H14
G10
110
81
I/O/Z
PU
PU
Timer 1 Compare Output Trip
Timer 2 Compare Output Trip or External
ADC Start-of-Conversion EV-A
115
84
I/O/Z
GPIOD OR EVB SIGNALS
GPIOD5
GPIOD6
T3CTRIP_PDPINTB (I)
T4CTRIP/EVBSOC (I)
P10
P11
79
60
I/O/Z
PU
PU
Timer 3 Compare Output Trip
Timer 4 Compare Output Trip or External
ADC Start-of-Conversion EV-B
83
61
I/O/Z
GPIOE OR INTERRUPT SIGNALS
GPIOE0
GPIOE1
GPIOE2
XINT1_XBIO (I)
D9
D8
E8
149
151
150
106
108
107
I/O/Z
I/O/Z
I/O/Z
−
−
GPIO or XINT1 or XBIO input
GPIO or XINT2 or ADC start of conversion
GPIO or XNMI or XINT13
XINT2_ADCSOC (I)
XNMI_XINT13 (I)
PU
GPIOF OR SPI SIGNALS
GPIOF0
GPIOF1
GPIOF2
GPIOF3
SPISIMOA (O)
SPISOMIA (I)
SPICLKA (I/O)
SPISTEA (I/O)
M1
N1
K2
K4
40
41
34
35
31
32
27
28
I/O/Z
I/O/Z
I/O/Z
I/O/Z
−
−
−
−
GPIO or SPI slave in, master out
GPIO or SPI slave out, master in
GPIO or SPI clock
GPIO or SPI slave transmit enable
GPIOF OR SCI-A SIGNALS
GPIO or SCI asynchronous serial port TX
data
GPIOF4
GPIOF5
SCITXDA (O)
SCIRXDA (I)
C7
A7
155
157
111
112
I/O/Z
I/O/Z
PU
PU
GPIO or SCI asynchronous serial port RX
data
GPIOF OR CAN SIGNALS
GPIOF6
GPIOF7
CANTXA (O)
CANRXA (I)
N12
N13
87
89
64
65
I/O/Z
I/O/Z
PU
PU
GPIO or eCAN transmit data
GPIO or eCAN receive data
GPIOF OR McBSP SIGNALS
GPIOF8
GPIOF9
GPIOF10
GPIOF11
GPIOF12
GPIOF13
MCLKXA (I/O)
MCLKRA (I/O)
MFSXA (I/O)
MFSRA (I/O)
MDXA (O)
J1
H2
H4
J2
28
25
26
29
22
20
23
21
22
24
19
18
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
PU
PU
PU
PU
−
GPIO or transmit clock
GPIO or receive clock
GPIO or transmit frame synch
GPIO or receive frame synch
GPIO or transmitted serial data
GPIO or received serial data
G1
G2
MDRA (I)
PU
†
‡
§
Typical drive strength of the output buffer for all pins [except TDO, XCLKOUT, XF, XINTF, EMU0, and EMU1 pins] is 4 mA typical.
I = Input, O = Output, Z = High impedance
PU = pin has internal pullup; PD = pin has internal pulldown. Pullup/pulldown strength is given in Section 6.3.
26
SPRS174L
April 2001 − Revised December 2004
TI [ TEXAS INSTRUMENTS ]
