Norimasa Okamoto / Mbed 2 deprecated KL46Z-USBHostGPS_HelloWorld

Simple USBHost GPS Dongle Receiver for FRDM-KL46Z test program

Dependencies:   KL46Z-USBHost mbed SLCD

FRDM-KL46ZをUSBホストにしてUSBタイプのGPSレシーバを読み取るテストプログラムです。
/media/uploads/va009039/frdm-kl46z-usbhost-gps.jpg

USBHostGPS/USBHostGPS.h@1:2d8275968aaf, 2014-02-05 (annotated)

Committer:
va009039
Date:
Wed Feb 05 13:40:35 2014 +0000
Revision:
1:2d8275968aaf
add NMEA decode. update KL46Z-USBHost library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 1:2d8275968aaf 1 // Simple USBHost GPS Dongle for FRDM-KL46Z
va009039 1:2d8275968aaf 2 #include "USBHost.h"
va009039 1:2d8275968aaf 3 #include "decodeNMEA.h"
va009039 1:2d8275968aaf 4
va009039 1:2d8275968aaf 5 #define PL2303_SET_LINE_CODING 0x20
va009039 1:2d8275968aaf 6
va009039 1:2d8275968aaf 7 class USBHostGPS : public IUSBEnumerator {
va009039 1:2d8275968aaf 8 public:
va009039 1:2d8275968aaf 9
va009039 1:2d8275968aaf 10 /**
va009039 1:2d8275968aaf 11 * Constructor
va009039 1:2d8275968aaf 12 */
va009039 1:2d8275968aaf 13 USBHostGPS(int baud = 38400);
va009039 1:2d8275968aaf 14
va009039 1:2d8275968aaf 15 /**
va009039 1:2d8275968aaf 16 * Try to connect a USB GPS device
va009039 1:2d8275968aaf 17 *
va009039 1:2d8275968aaf 18 * @return true if connection was successful
va009039 1:2d8275968aaf 19 */
va009039 1:2d8275968aaf 20 bool connect();
va009039 1:2d8275968aaf 21
va009039 1:2d8275968aaf 22 /**
va009039 1:2d8275968aaf 23 * Check if a USB GPS is connected
va009039 1:2d8275968aaf 24 *
va009039 1:2d8275968aaf 25 * @returns true if a mouse is connected
va009039 1:2d8275968aaf 26 */
va009039 1:2d8275968aaf 27 bool connected();
va009039 1:2d8275968aaf 28
va009039 1:2d8275968aaf 29 int readNMEA(char* data, int size, int timeout_ms) {
va009039 1:2d8275968aaf 30 host->bulkRead(dev, bulk_in, (uint8_t*)data, size);
va009039 1:2d8275968aaf 31 return bulk_in->getLengthTransferred();
va009039 1:2d8275968aaf 32 }
va009039 1:2d8275968aaf 33 void attachEventRaw(void (*ptr)(char* data, int size)) {
va009039 1:2d8275968aaf 34 if (ptr != NULL) {
va009039 1:2d8275968aaf 35 onUpdateRaw = ptr;
va009039 1:2d8275968aaf 36 }
va009039 1:2d8275968aaf 37 }
va009039 1:2d8275968aaf 38
va009039 1:2d8275968aaf 39 decodeNMEA nmea;
va009039 1:2d8275968aaf 40
va009039 1:2d8275968aaf 41 protected:
va009039 1:2d8275968aaf 42 //From IUSBEnumerator
va009039 1:2d8275968aaf 43 virtual void setVidPid(uint16_t vid, uint16_t pid);
va009039 1:2d8275968aaf 44 virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed
va009039 1:2d8275968aaf 45 virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used
va009039 1:2d8275968aaf 46
va009039 1:2d8275968aaf 47 private:
va009039 1:2d8275968aaf 48 USBHost * host;
va009039 1:2d8275968aaf 49 USBDeviceConnected* dev;
va009039 1:2d8275968aaf 50 USBEndpoint* bulk_in;
va009039 1:2d8275968aaf 51 bool dev_connected;
va009039 1:2d8275968aaf 52 bool gps_device_found;
va009039 1:2d8275968aaf 53 int gps_intf;
va009039 1:2d8275968aaf 54
va009039 1:2d8275968aaf 55 void rxHandler();
va009039 1:2d8275968aaf 56 void (*onUpdateRaw)(char* data, int size);
va009039 1:2d8275968aaf 57 uint8_t bulk_buf[64];
va009039 1:2d8275968aaf 58 int baud;
va009039 1:2d8275968aaf 59 void init();
va009039 1:2d8275968aaf 60 };