Switches and pushbuttons – SIGMA DE2-70 User Manual

Page 88

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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

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