Project #610, O” & “o” blinker, Project #611 – Elenco Upgrade Kit SC500 to SC750 User Manual
Page 50: B” & “d” blinker
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Project #610
OBJECTIVE: To use the alarm IC to flash between “O” & “o”.
“O” & “o” Blinker
The circuit switches between upper case “O” and lower case “o”.
Place a jumper from point A to segment G. The DP segment will also
light.
Project #611
OBJECTIVE: To use the alarm IC to flash between “b” & “d”.
“b” & “d” Blinker
The circuit switches between letters “b” & “d” on the display.
Place a jumper from point A to segment B and point B to segment F.
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