Switches and pushbuttons – SIGMA DE2-70 User Manual
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DE2-70 User Manual
85
• Bit stream used: DE2_70_Synthesizer.sof or DE2-70_Synthesizer.pof
• Connect a PS/2 Keyboard to the DE2-70 board.
• Connect the VGA output of the DE2-70 board to a VGA monitor (both LCD and CRT type
of monitors should work)
• Connect the Lineout of the DE2-70 board to a speaker.
• Load the bit stream into FPGA.
• Make sure all the switches (SW[9:0]) are set to 0 (Down Position)
• Press KEY1 on the DE2-70 board to start the music demo
• Press KEY0 on the DE2-70 board to reset the circuit
Table 6.2 and 6.3 illustrate the usage of the switches, pushbuttons (KEYs), PS/2 Keyboard.
z
Switches and Pushbuttons
Signal Name
Description
KEY[0] Reset
Circuit
KEY[1]
Repeat the Demo Music
SW[0]
OFF: BRASS, ON: STRING
SW[9]
OFF: DEMO, ON: PS2 KEYBOARD
SW[1]
Channel-1 ON / OFF
SW[2]
Channel-2 ON / OFF
Table 6.2. Usage of the switches, pushbuttons (KEYs).
• PS/2 Keyboard
Signal Name
Description
Q -#4
A -5
W -#5
S -6
E -#6
D -7
F 1
T #1
G 2
Y #2
H 3
J 4