27220 Parallax Inc, 27220 Datasheet - Page 52
27220
Manufacturer Part Number
27220
Description
BOOK STAMPWORKS
Manufacturer
Parallax Inc
Datasheet
1.27220.pdf
(230 pages)
Specifications of 27220
Accessory Type
Booklet
Product
Microcontroller Accessories
Lead Free Status / RoHS Status
Not applicable / Not applicable
For Use With/related Products
StampWorks
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Not applicable / Not applicable
- Current page: 52 of 230
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' -----[ Initialization ]--------------------------------------------------
Reset:
' -----[ Program Code ]----------------------------------------------------
Main:
' -----[ Subroutines ]-----------------------------------------------------
Read_Pot:
Show_Graph:
LEDsDirs = %11111111
DO
LOOP
HIGH Pot
PAUSE 1
RCTIME Pot, 1, rawVal
RETURN
hiBit = DCD (grafVal / 32)
IF (GraphMode = BarGraf) THEN
ELSE
ENDIF
RETURN
GOSUB Read_Pot
grafVal = (rawVal - LoScale) */ Scale
GOSUB Show_Graph
PAUSE 50
newBar = 0
IF (grafVal > 0) THEN
ENDIF
LEDs = newBar
LEDs = hiBit
DO WHILE (hiBit > 0)
LOOP
newBar = newBar << 1
newBar.BIT0 = IsOn
hiBit = hiBit >> 1
' make LEDs outputs
' get raw pot value
' z-adjust, then scale
' now show it
' charge cap
'
' read the Pot
' get highest bit
' clear bar workspace
' all bar LEDs lit?
' no - shift left
' light low end
' mark bit lit
' output new level
' show dot value
for 1 millisecond
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