Altera DE1-SoC - IR Emitter LED and Receiver Demonstration

DE1-SoC User Manual
76
www.terasic.com
March 14, 2014
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Demo batch file directoy: \DE1_SoC_PS2_DEMO \demo_batch
The folder includes the following files:
 Batch file: DE1_SoC_PS2_DEMO.bat
 FPGA configuration file : DE1_SoC_PS2_DEMO.sof
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 Load the bitstream into the FPGA by executing \DE1_SoC_PS2_DEMO \demo_batch\
DE1_SoC_PS2_DEMO.bat
 Plug in the PS/2 mouse
 Press KEY[0] to enable data transfer
 Press KEY[1] to clear the display data cache
 The 7-segment display should change when the PS/2 mouse moves. The LEDR[2:0]
will blink according to Table 5-4 when the left-button, right-button, and/or
middle-button is pressed.
Table 5-4 Description of 7-segment Display and LED Indicators
Indicator Name
Description
LEDR[0]
Left button press indicator
LEDR[1]
Right button press indicator
LEDR[2]
Middle button press indicator
HEX0
Low byte of X displacement
HEX1
High byte of X displacement
HEX2
Low byte of Y displacement
HEX3
High byte of Y displacement
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DE1-SoC system CD has an example of using the IR Emitter LED and IR receiver. This
demonstration is coded in Verilog HDL.
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