adjust readbyte documentation
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@@ -196,10 +196,15 @@ func readUntilChar(_ terminator: CChar) throws -> String
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```
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Keep reading until the specified CChar is encountered. Return the string read so far without that value.
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```swift
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func readByte() throws -> UInt8
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```
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Read only one byte. This works best if `minimumBytesToRead` has been set to `1` when opening the port. This function internally calls `readBytes()`.
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```swift
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func readChar() throws -> UnicodeScalar
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```
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Read only one character. This works best if `minimumBytesToRead` has been set to `1` when opening the port. This function internally calls `readBytes()`.
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Read only one character. This works best if `minimumBytesToRead` has been set to `1` when opening the port. This function internally calls `readByte()`.
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### Writing data to the port
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