mirror of
https://github.com/gdsports/USBHost_t36
synced 2024-11-21 16:45:04 -05:00
72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
/* USB EHCI Host for Teensy 3.6
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* Copyright 2017 Paul Stoffregen (paul@pjrc.com)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "USBHost.h"
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USBHost myusb;
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USBHub hub1;
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USBHub hub2;
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USBHub hub3;
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void setup()
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{
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// Test board has a USB data mux (this won't be on final Teensy 3.6)
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pinMode(32, OUTPUT); // pin 32 = USB switch, high=connect device
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digitalWrite(32, LOW);
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pinMode(30, OUTPUT); // pin 30 = debug info - use oscilloscope
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digitalWrite(30, LOW);
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while (!Serial) ; // wait for Arduino Serial Monitor
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Serial.println("USB Host Testing");
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myusb.begin();
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delay(25);
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Serial.println("Plug in device...");
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digitalWrite(32, HIGH); // connect device
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#if 0
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delay(5000);
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Serial.println();
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Serial.println("Ring Doorbell");
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USBHS_USBCMD |= USBHS_USBCMD_IAA;
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if (rootdev) print(rootdev->control_pipe);
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#endif
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}
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void loop()
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{
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}
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void pulse(int usec)
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{
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// connect oscilloscope to see these pulses....
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digitalWriteFast(30, HIGH);
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delayMicroseconds(usec);
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digitalWriteFast(30, LOW);
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}
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