TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
SPRS439I–JUNE 2007–REVISED MARCH 2011
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Table 2-3. Signal Descriptions (continued)
PIN NO.
ZHH
(1)
PGF/
PTP
PIN #
NAME
DESCRIPTION
ZJZ
BALL # BALL #
GPIO32
General purpose input/output 32 (I/O/Z)
SDAA
EPWMSYNCI
ADCSOCAO
I2C data open-drain bidirectional port (I/OD)
Enhanced PWM external sync pulse input (I)
ADC start-of-conversion A (O)
74
75
N9
P9
M11
P12
GPIO33
SCLA
EPWMSYNCO
ADCSOCBO
General-Purpose Input/Output 33 (I/O/Z)
I2C clock open-drain bidirectional port (I/OD)
Enhanced PWM external synch pulse output (O)
ADC start-of-conversion B (O)
General-Purpose Input/Output 34 (I/O/Z)
Enhanced Capture input/output 1 (I/O)
External Interface Ready signal. Note that this pin is always (directly) connected to the
XINTF. If an application uses this pin as a GPIO while also using the XINTF, it should
configure the XINTF to ignore READY.
GPIO34
ECAP1
XREADY
142
D10
A9
GPIO35
SCITXDA
XR/W
General-Purpose Input/Output 35 (I/O/Z)
SCI-A transmit data (O)
External Interface read, not write strobe
148
145
150
137
175
151
152
153
156
157
158
161
162
88
A9
C10
D9
B9
C9
B8
GPIO36
SCIRXDA
XZCS0
General-Purpose Input/Output 36 (I/O/Z)
SCI receive data (I)
External Interface zone 0 chip select (O)
GPIO37
ECAP2
XZCS7
General-Purpose Input/Output 37 (I/O/Z)
Enhanced Capture input/output 2 (I/O)
External Interface zone 7 chip select (O)
GPIO38
-
XWE0
General-Purpose Input/Output 38 (I/O/Z)
-
External Interface Write Enable 0 (O)
D11
B3
C10
C3
C8
A7
GPIO39
-
XA16
General-Purpose Input/Output 39 (I/O/Z)
-
External Interface Address Line 16 (O)
GPIO40
-
XA0/XWE1
General-Purpose Input/Output 40 (I/O/Z)
-
External Interface Address Line 0/External Interface Write Enable 1 (O)
D8
GPIO41
-
XA1
General-Purpose Input/Output 41 (I/O/Z)
-
External Interface Address Line 1 (O)
A8
GPIO42
-
XA2
General-Purpose Input/Output 42 (I/O/Z)
-
External Interface Address Line 2 (O)
B8
B7
GPIO43
-
XA3
General-Purpose Input/Output 43 (I/O/Z)
-
External Interface Address Line 3 (O)
B7
C7
A6
GPIO44
-
XA4
General-Purpose Input/Output 44 (I/O/Z)
-
External Interface Address Line 4 (O)
A7
GPIO45
-
XA5
General-Purpose Input/Output 45 (I/O/Z)
-
External Interface Address Line 5 (O)
D7
B6
GPIO46
-
XA6
General-Purpose Input/Output 46 (I/O/Z)
-
External Interface Address Line 6 (O)
B6
C6
D6
L14
L13
GPIO47
-
XA7
General-Purpose Input/Output 47 (I/O/Z)
-
External Interface Address Line 7 (O)
A6
GPIO48
ECAP5
XD31
General-Purpose Input/Output 48 (I/O/Z)
Enhanced Capture input/output 5 (I/O)
External Interface Data Line 31 (I/O/Z)
P13
N13
GPIO49
ECAP6
XD30
General-Purpose Input/Output 49 (I/O/Z)
Enhanced Capture input/output 6 (I/O)
External Interface Data Line 30 (I/O/Z)
89
30
Introduction
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