Introduction
Table 2−2. Signal Descriptions
†
(Continued)
PIN
NO.
GPIO
PERIPHERAL SIGNAL
172-PIN
HFG
I/O/Z‡
PU/PD§
DESCRIPTION
GPIOD OR EVA SIGNALS
GPIOD0
GPIOD1
T1CTRIP_PDPINTA (I)
T2CTRIP/EVASOC (I)
108
113
I/O/Z
I/O/Z
PU
PU
Timer 1 Compare Output Trip
Timer 2 Compare Output Trip or External ADC Start-of-Conversion
EV-A
GPIOD OR EVB SIGNALS
GPIOD5
GPIOD6
T3CTRIP_PDPINTB (I)
T4CTRIP/EVBSOC (I)
77
81
I/O/Z
I/O/Z
PU
PU
Timer 3 Compare Output Trip
Timer 4 Compare Output Trip or External ADC Start-of-Conversion
EV-B
GPIOE OR INTERRUPT SIGNALS
GPIOE0
GPIOE1
GPIOE2
GPIOF0
GPIOF1
GPIOF2
GPIOF3
GPIOF4
GPIOF5
GPIOF6
GPIOF7
GPIOF8
GPIOF9
GPIOF10
GPIOF11
GPIOF12
XINT1_XBIO (I)
XINT2_ADCSOC (I)
XNMI_XINT13 (I)
SPISIMOA (O)
SPISOMIA (I)
SPICLKA (I/O)
SPISTEA (I/O)
SCITXDA (O)
SCIRXDA (I)
CANTXA (O)
CANRXA (I)
MCLKXA (I/O)
MCLKRA (I/O)
MFSXA (I/O)
MFSRA (I/O)
MDXA (O)
146
148
147
39
40
33
34
151
153
85
87
27
24
25
28
21
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
I/O/Z
−
−
PU
−
−
−
−
PU
PU
PU
PU
PU
PU
PU
PU
−
GPIO or XINT1 or XBIO input
GPIO or XINT2 or ADC start of conversion
GPIO or XNMI or XINT13
GPIO or SPI slave in, master out
GPIO or SPI slave out, master in
GPIO or SPI clock
GPIO or SPI slave transmit enable
GPIO or SCI asynchronous serial port TX data
GPIO or SCI asynchronous serial port RX data
GPIO or eCAN transmit data
GPIO or eCAN receive data
GPIO or transmit clock
GPIO or receive clock
GPIO or transmit frame synch
GPIO or receive frame synch
GPIO or transmitted serial data
GPIOF OR SPI SIGNALS
GPIOF OR SCI-A SIGNALS
GPIOF OR CAN SIGNALS
GPIOF OR McBSP SIGNALS
GPIOF13
MDRA (I)
19
I/O/Z
PU
GPIO or received serial data
† 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
December 2004 − Revised September 2006
SGUS053B
13
TI [ TEXAS INSTRUMENTS ]
