main.cpp

00001 #include "mbed.h"
00002 #include "USBLocalFileSystem.h"
00003 #include "BaseDAP.h"
00004 #include "USB_HID.h"
00005 #include "DA14580.h"
00006 #include "W25X40BV.h"
00007 //#include "loader.h"
00008 #include "mystorage.h"
00009 
00010 /** r0.4_aef7891
00011 - UART -
00012 TX = P0_19
00013 RX = P0_18
00014 - SWD -
00015 SWDIO = P0_14
00016 SWCLK = P0_13
00017 NSRST = P0_2
00018 TGT_RST = P1_19
00019 - SPI Flash -
00020 MOSI = P0_16
00021 MISO = P0_23
00022 SCK = P0_15
00023 CS = P1_15
00024 - 580 -
00025 MOSI = P0_9
00026 MISO = P0_7
00027 SCK = P0_8
00028 CS = P0_21
00029 - LED -
00030 RED = P0_5
00031 GREEN = P0_4
00032 BLUE = P0_20
00033 */
00034 
00035 #undef      LOADER_FILE
00036 #define     LOADER_FILE         "/local/loader.bin"
00037 
00038 #undef      TARGET_FILE
00039 #define     TARGET_FILE         "/local/target.bin"
00040 
00041 /*
00042 - SWD -
00043 SWDIO = P0_14
00044 SWCLK = P0_13
00045 NSRST = P0_2
00046 TGT_RST = P1_19
00047 */
00048 SWD swd(P0_14, P0_13, P0_2); // SWDIO,SWCLK,nRESET
00049 InterruptIn TGT_RST_IN(P1_19);
00050 volatile bool isISP = false;
00051 void TGT_RST_IN_int();
00052 
00053 /*
00054 - LED -
00055 RED = P0_5
00056 GREEN = P0_4
00057 BLUE = P0_20
00058 */
00059 DigitalOut connected(P0_5);
00060 DigitalOut running(P0_4);
00061 
00062 /*
00063 - UART -
00064 TX = P0_19
00065 RX = P0_18
00066 */
00067 DA14580 BLE(P0_19, P0_18, P0_2); // TX, RX, RESET
00068 
00069 int file_size( FILE *fp );
00070 
00071 class myDAP : public BaseDAP
00072 {
00073 public:
00074     myDAP(SWD* swd):BaseDAP(swd) {};
00075     virtual void infoLED(int select, int value) {
00076         switch(select) {
00077             case 0:
00078                 connected = value^1;
00079                 running = 1;
00080                 break;
00081             case 1:
00082                 running = value^1;
00083                 connected = 1;
00084                 break;
00085         }
00086     }
00087 };
00088 
00089 /*
00090 - SPI Flash -
00091 MOSI = P0_16
00092 MISO = P0_23
00093 SCK = P0_15
00094 CS = P1_15
00095 */
00096 MyStorage LocalFS(P0_16, P0_23, P0_15, P1_15); // mosi, miso, sclk, cs
00097 int main()
00098 {
00099     USBLocalFileSystem* usb_local = new USBLocalFileSystem(&LocalFS, "local");
00100     //PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name
00101 
00102     USB_HID* _hid = usb_local->getUsb()->getHID();
00103     HID_REPORT recv_report;
00104     HID_REPORT send_report;
00105     myDAP* dap = new myDAP(&swd);
00106 
00107     running.write(1);
00108     TGT_RST_IN.mode(PullUp);
00109     char* STAT_MSG[6]={
00110         "SUCCESS",
00111         "NOT CONNECTED",
00112         "FILE NOT FOUND",
00113         "STX TIMEOUT",
00114         "NO ACKNOWLEDGE",
00115         "CRC MISMATCHED"
00116     };
00117 
00118    
00119     TGT_RST_IN.mode(PullUp);
00120     TGT_RST_IN.fall(&TGT_RST_IN_int);
00121     int result = 0;
00122 
00123     bool _hidresult;
00124     usb_local->lock(false);
00125     while(1) {
00126         usb_local->lock(true);
00127         usb_local->remount();
00128         connected.write(1);
00129 
00130         if(isISP) {
00131             running.write(0);
00132             result = BLE.load(TARGET_FILE);
00133             running.write(1);
00134             usb_local->puts(STAT_MSG[result]);
00135             usb_local->putc(0x07); //bell
00136             usb_local->puts("\n\r");
00137             isISP = false;
00138         }
00139         usb_local->lock(false);
00140         _hidresult = _hid->readNB(&recv_report);
00141         if( _hidresult ) {
00142 
00143             dap->Command(recv_report.data, send_report.data);
00144             send_report.length = 64;
00145             _hid->send(&send_report);
00146         }
00147         if(BLE._ble.readable()) {
00148             usb_local->putc(BLE._ble.getc());
00149         }
00150         wait_us(1000);
00151         connected = 0;
00152     }
00153 }
00154 
00155 int file_size( FILE *fp )
00156 {
00157     int     size;
00158 
00159     fseek( fp, 0, SEEK_END ); // seek to end of file
00160     size    = ftell( fp );    // get current file pointer
00161     fseek( fp, 0, SEEK_SET ); // seek back to beginning of file
00162 
00163     return size;
00164 }
00165 
00166 void TGT_RST_IN_int()
00167 {
00168     isISP = true;
00169 }