Spectrum Digital TMS320DM368, Technical Reference

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Spectrum Digital, Inc
3-26 DM368 EVM Technical Reference
3.2.32 U1, Infrared Interface
U1 is an infrared receiver mounted on the edge of the board. This device interfaces to
the MSP430 mircrocontroller. The view of U1 is shown from a board edge view in the
figure below.
The receiver supports interaction with an Infrared remote control included with your
EVM.
3.2.33 SPK1, Speaker Interface
The speaker interface SPK1 provides a speaker output driven directly from the DM368
processor. The connections going to the processor are shown in the table below.
Table 32: U1, Infrared Interface
U1 Pin # MSP430 Signal, Pin #
1 P1.2/TA1/A1+/A4-, U2, Pin 4
2 GND
3 VCC_3V3
Table 33: SPK1, Speaker Interface
SPK1 Pin # DM368 Name, Pin #
1 SPP, U18, Pin B9
2 SPN, U18, Pin A9
Figure 3-21, U1, IR Interface, Card Edge View
U1
PC Card