mirror of
https://github.com/felis/USB_Host_Shield_2.0.git
synced 2024-03-22 11:31:26 +01:00
89 lines
2 KiB
C++
89 lines
2 KiB
C++
#include <cdcftdi.h>
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#include <usbhub.h>
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#include "pgmstrings.h"
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class FTDIAsync : public FTDIAsyncOper
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{
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public:
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virtual uint8_t OnInit(FTDI *pftdi);
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};
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uint8_t FTDIAsync::OnInit(FTDI *pftdi)
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{
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uint8_t rcode = 0;
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rcode = pftdi->SetBaudRate(115200);
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if (rcode)
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{
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ErrorMessage<uint8_t>(PSTR("SetBaudRate"), rcode);
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return rcode;
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}
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rcode = pftdi->SetFlowControl(FTDI_SIO_DISABLE_FLOW_CTRL);
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if (rcode)
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ErrorMessage<uint8_t>(PSTR("SetFlowControl"), rcode);
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return rcode;
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}
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USB Usb;
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//USBHub Hub(&Usb);
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FTDIAsync FtdiAsync;
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FTDI Ftdi(&Usb, &FtdiAsync);
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uint32_t next_time;
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void setup()
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{
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Serial.begin( 115200 );
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Serial.println("Start");
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if (Usb.Init() == -1)
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Serial.println("OSC did not start.");
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delay( 200 );
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next_time = millis() + 5000;
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}
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void loop()
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{
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Usb.Task();
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if( Usb.getUsbTaskState() == USB_STATE_RUNNING )
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{
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uint8_t rcode;
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char strbuf[] = "DEADBEEF";
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//char strbuf[] = "The quick brown fox jumps over the lazy dog";
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//char strbuf[] = "This string contains 61 character to demonstrate FTDI buffers"; //add one symbol to it to see some garbage
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Serial.print(".");
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rcode = Ftdi.SndData(strlen(strbuf), (uint8_t*)strbuf);
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if (rcode)
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ErrorMessage<uint8_t>(PSTR("SndData"), rcode);
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delay(50);
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uint8_t buf[64];
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for (uint8_t i=0; i<64; i++)
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buf[i] = 0;
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uint16_t rcvd = 64;
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rcode = Ftdi.RcvData(&rcvd, buf);
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if (rcode && rcode != hrNAK)
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ErrorMessage<uint8_t>(PSTR("Ret"), rcode);
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// The device reserves the first two bytes of data
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// to contain the current values of the modem and line status registers.
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if (rcvd > 2)
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Serial.print((char*)(buf+2));
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delay(10);
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}
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}
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