Datasheet
TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
www.ti.com
SPRS439M –JUNE 2007–REVISED AUGUST 2012
Table 2-3. Signal Descriptions (continued)
PIN NO.
PGF,
NAME DESCRIPTION
(1)
ZHH ZJZ
PTP
BALL # BALL #
PIN #
GPIO32 General purpose input/output 32 (I/O/Z)
SDAA I2C data open-drain bidirectional port (I/OD)
74 N9 M11
EPWMSYNCI Enhanced PWM external sync pulse input (I)
ADCSOCAO ADC start-of-conversion A (O)
GPIO33 General-Purpose Input/Output 33 (I/O/Z)
SCLA I2C clock open-drain bidirectional port (I/OD)
75 P9 P12
EPWMSYNCO Enhanced PWM external synch pulse output (O)
ADCSOCBO ADC start-of-conversion B (O)
General-Purpose Input/Output 34 (I/O/Z)
GPIO34 Enhanced Capture input/output 1 (I/O)
ECAP1 142 D10 A9 External Interface Ready signal. Note that this pin is always (directly) connected to the
XREADY XINTF. If an application uses this pin as a GPIO while also using the XINTF, it should
configure the XINTF to ignore READY.
GPIO35 General-Purpose Input/Output 35 (I/O/Z)
SCITXDA 148 A9 B9 SCI-A transmit data (O)
XR/W External Interface read, not write strobe
GPIO36 General-Purpose Input/Output 36 (I/O/Z)
SCIRXDA 145 C10 C9 SCI receive data (I)
XZCS0 External Interface zone 0 chip select (O)
GPIO37 General-Purpose Input/Output 37 (I/O/Z)
ECAP2 150 D9 B8 Enhanced Capture input/output 2 (I/O)
XZCS7 External Interface zone 7 chip select (O)
GPIO38 General-Purpose Input/Output 38 (I/O/Z)
- 137 D11 C10 -
XWE0 External Interface Write Enable 0 (O)
GPIO39 General-Purpose Input/Output 39 (I/O/Z)
- 175 B3 C3 -
XA16 External Interface Address Line 16 (O)
GPIO40 General-Purpose Input/Output 40 (I/O/Z)
- 151 D8 C8 -
XA0/XWE1 External Interface Address Line 0/External Interface Write Enable 1 (O)
GPIO41 General-Purpose Input/Output 41 (I/O/Z)
- 152 A8 A7 -
XA1 External Interface Address Line 1 (O)
GPIO42 General-Purpose Input/Output 42 (I/O/Z)
- 153 B8 B7 -
XA2 External Interface Address Line 2 (O)
GPIO43 General-Purpose Input/Output 43 (I/O/Z)
- 156 B7 C7 -
XA3 External Interface Address Line 3 (O)
GPIO44 General-Purpose Input/Output 44 (I/O/Z)
- 157 A7 A6 -
XA4 External Interface Address Line 4 (O)
GPIO45 General-Purpose Input/Output 45 (I/O/Z)
- 158 D7 B6 -
XA5 External Interface Address Line 5 (O)
GPIO46 General-Purpose Input/Output 46 (I/O/Z)
- 161 B6 C6 -
XA6 External Interface Address Line 6 (O)
GPIO47 General-Purpose Input/Output 47 (I/O/Z)
- 162 A6 D6 -
XA7 External Interface Address Line 7 (O)
GPIO48 General-Purpose Input/Output 48 (I/O/Z)
ECAP5 88 P13 L14 Enhanced Capture input/output 5 (I/O)
XD31 External Interface Data Line 31 (I/O/Z)
GPIO49 General-Purpose Input/Output 49 (I/O/Z)
ECAP6 89 N13 L13 Enhanced Capture input/output 6 (I/O)
XD30 External Interface Data Line 30 (I/O/Z)
Copyright © 2007–2012, Texas Instruments Incorporated Introduction 29
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TMS320F28232