IO: Add a 100ms timeout to I2C to allow communication with Arduino · aaronlwilson/processing@8542edd · GitHub

1. aaronlwilson
2. processing

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Commit 8542edd

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gohai

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IO: Add a 100ms timeout to I2C to allow communication with Arduino

Note this currently does not include the compiled binary for linux-arm64

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• java/libraries/io
  • library
    • linux-armv6hf
      • libprocessing-io.so
    • linux32
      • libprocessing-io.so
    • linux64
      • libprocessing-io.so
  • src/native
    • impl.c

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‎java/libraries/io/library/linux-armv6hf/libprocessing-io.so‎

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‎java/libraries/io/library/linux32/libprocessing-io.so‎

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‎java/libraries/io/library/linux64/libprocessing-io.so‎

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‎java/libraries/io/src/native/impl.c‎

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+3Lines changed: 3 additions & 0 deletions

Original file line number	Diff line number	Diff line change
@@ -323,6 +323,9 @@ JNIEXPORT jint JNICALL Java_processing_io_NativeInterface_transferI2c
323	323	packets.nmsgs++;
324	324	}
325	325
	326	+ // set the timeout to 100ms - this helps slow devices such as the
	327	+ // Arduino Uno to keep up
	328	+ ioctl(handle, I2C_TIMEOUT, 10);
326	329	int ret = ioctl(handle, I2C_RDWR, &packets);
327	330	if (ret < 0) {
328	331	ret = -errno;

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