improved USB write speeds
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f3e78a4a29
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872c88bb5f
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@ -199,6 +199,11 @@ void Serial_::flush(void)
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}
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size_t Serial_::write(uint8_t c)
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{
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return write(&c, 1);
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}
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size_t Serial_::write(const uint8_t *buffer, size_t size)
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{
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/* only try to send bytes if the high-level CDC connection itself
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is open (not just the pipe) - the OS should set lineState when the port
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@ -210,7 +215,7 @@ size_t Serial_::write(uint8_t c)
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// open connection isn't broken cleanly (cable is yanked out, host dies
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// or locks up, or host virtual serial port hangs)
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if (_usbLineInfo.lineState > 0) {
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int r = USB_Send(CDC_TX,&c,1);
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int r = USB_Send(CDC_TX,buffer,size);
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if (r > 0) {
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return r;
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} else {
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@ -40,6 +40,7 @@ public:
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virtual int read(void);
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virtual void flush(void);
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virtual size_t write(uint8_t);
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virtual size_t write(const uint8_t*, size_t);
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using Print::write; // pull in write(str) and write(buf, size) from Print
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operator bool();
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};
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