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Fix compass doc errors (#721)

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* Fix compass doc errors

* Another heading point error
This commit is contained in:
Galen Nickel
2018-03-27 15:02:38 -07:00
committed by Peli de Halleux
parent f70665d1a0
commit 0ec922c7f4
3 changed files with 14 additions and 13 deletions
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15
docs/reference/basic/forever.md
View File

@@ -15,18 +15,19 @@ The following example constantly checks the
and updates the screen with the direction.
```blocks
let degrees = 0
basic.forever(() => {
let heading = input.compassHeading()
if (heading < 45) {
degrees = input.compassHeading()
if (degrees < 45) {
basic.showString("N")
} else if (heading < 135) {
} else if (degrees < 135) {
basic.showString("E")
}
else if (heading < 225) {
} else if (degrees < 225) {
basic.showString("S")
}
else {
} else if (degrees < 315) {
basic.showString("W")
} else {
basic.showString("N")
}
})
```

8
docs/reference/input/compass-heading.md
View File

@@ -2,7 +2,7 @@
Find which direction on a compass the @boardname@ is facing.
The @boardname@ measures the **compass heading** from `0` to `360`
The @boardname@ measures the **compass heading** from `0` to `359`
degrees with its **magnetometer** chip. Different numbers mean north,
east, south, and west.
@@ -12,7 +12,7 @@ input.compassHeading();
## Returns
* a [number](/types/number) from `0` to `360` degrees, which means the compass heading. If the compass isn't ready, it returns `-1003`.
* a [number](/types/number) from `0` to `359` degrees, which means the compass heading. If the compass isn't ready, it returns `-1003`.
## Example
@@ -43,11 +43,11 @@ basic.forever(() => {
if (degrees < 45) {
basic.showArrow(ArrowNames.North)
} else if (degrees < 135) {
basic.showArrow(ArrowNames.West)
basic.showArrow(ArrowNames.East)
} else if (degrees < 225) {
basic.showArrow(ArrowNames.South)
} else if (degrees < 315) {
basic.showArrow(ArrowNames.East)
basic.showArrow(ArrowNames.West)
} else {
basic.showArrow(ArrowNames.North)
}

4
docs/reference/serial/write-line.md
View File

@@ -35,11 +35,11 @@ basic.forever(() => {
if (degrees < 45) {
basic.showArrow(ArrowNames.North)
} else if (degrees < 135) {
basic.showArrow(ArrowNames.West)
basic.showArrow(ArrowNames.East)
} else if (degrees < 225) {
basic.showArrow(ArrowNames.South)
} else if (degrees < 315) {
basic.showArrow(ArrowNames.East)
basic.showArrow(ArrowNames.West)
} else {
basic.showArrow(ArrowNames.North)
}