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same compass problem as #528 (#532)

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This commit is contained in:
shaoziyang
2017-09-11 19:22:10 +08:00
committed by Peli de Halleux
parent 00ad0631aa
commit 036b191f29
1 changed files with 12 additions and 11 deletions
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23
docs/reference/serial/write-line.md
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@@ -29,18 +29,19 @@ This program checks the
direction to the serial port repeatedly. direction to the serial port repeatedly.
```blocks ```blocks
let degrees = 0
basic.forever(() => { basic.forever(() => {
let heading = input.compassHeading() degrees = input.compassHeading()
if (heading < 45) { if (degrees < 45) {
serial.writeLine("N"); basic.showArrow(ArrowNames.North)
} else if (heading < 135) { } else if (degrees < 135) {
serial.writeLine("E"); basic.showArrow(ArrowNames.West)
} } else if (degrees < 225) {
else if (heading < 225) { basic.showArrow(ArrowNames.South)
serial.writeLine("S"); } else if (degrees < 315) {
} basic.showArrow(ArrowNames.East)
else { } else {
serial.writeLine("W"); basic.showArrow(ArrowNames.North)
} }
}) })
``` ```