DA14580 Bluetooth Smart IC writer library
Dependents: 11u35_usbLocalFilesystem
DA14580.cpp@5:45e9f3723a08, 2015-11-10 (annotated)
- Committer:
- k4zuki
- Date:
- Tue Nov 10 01:12:06 2015 +0000
- Revision:
- 5:45e9f3723a08
- Parent:
- 3:a9684679d1ec
- Child:
- 6:db0ae78150a3
add debug actions(to be removed)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
k4zuki | 5:45e9f3723a08 | 1 | /** |
k4zuki | 5:45e9f3723a08 | 2 | @file DA14580.cpp |
k4zuki | 5:45e9f3723a08 | 3 | */ |
k4zuki | 5:45e9f3723a08 | 4 | //#include "mbed.h" |
k4zuki | 0:3bdbabca8a09 | 5 | #include "DA14580.h" |
k4zuki | 0:3bdbabca8a09 | 6 | |
k4zuki | 0:3bdbabca8a09 | 7 | DA14580::DA14580( PinName TX, PinName RX, PinName RESET ) : _ble(TX,RX), _reset(RESET) |
k4zuki | 0:3bdbabca8a09 | 8 | { |
k4zuki | 5:45e9f3723a08 | 9 | _ble.baud(57600); |
k4zuki | 0:3bdbabca8a09 | 10 | init(); |
k4zuki | 0:3bdbabca8a09 | 11 | } |
k4zuki | 0:3bdbabca8a09 | 12 | |
k4zuki | 0:3bdbabca8a09 | 13 | DA14580::DA14580( RawSerial &ble, PinName RESET ) : _ble(ble), _reset(RESET) |
k4zuki | 0:3bdbabca8a09 | 14 | { |
k4zuki | 5:45e9f3723a08 | 15 | _ble.baud(57600); |
k4zuki | 0:3bdbabca8a09 | 16 | init(); |
k4zuki | 0:3bdbabca8a09 | 17 | } |
k4zuki | 0:3bdbabca8a09 | 18 | |
k4zuki | 0:3bdbabca8a09 | 19 | DA14580::~DA14580() |
k4zuki | 0:3bdbabca8a09 | 20 | { |
k4zuki | 0:3bdbabca8a09 | 21 | } |
k4zuki | 0:3bdbabca8a09 | 22 | |
k4zuki | 0:3bdbabca8a09 | 23 | void DA14580::init() |
k4zuki | 0:3bdbabca8a09 | 24 | { |
k4zuki | 0:3bdbabca8a09 | 25 | |
k4zuki | 0:3bdbabca8a09 | 26 | _crc = 0x00; |
k4zuki | 0:3bdbabca8a09 | 27 | _recieve = 0; |
k4zuki | 0:3bdbabca8a09 | 28 | _read = 0; |
k4zuki | 0:3bdbabca8a09 | 29 | _filesize = 0; |
k4zuki | 5:45e9f3723a08 | 30 | _reset.write(_RESET); |
k4zuki | 5:45e9f3723a08 | 31 | _timeout = _TIMEOUT; |
k4zuki | 0:3bdbabca8a09 | 32 | _status = SUCCESS; |
k4zuki | 0:3bdbabca8a09 | 33 | } |
k4zuki | 0:3bdbabca8a09 | 34 | |
k4zuki | 0:3bdbabca8a09 | 35 | int DA14580::load() |
k4zuki | 0:3bdbabca8a09 | 36 | { |
k4zuki | 0:3bdbabca8a09 | 37 | |
k4zuki | 0:3bdbabca8a09 | 38 | _status = SUCCESS; |
k4zuki | 5:45e9f3723a08 | 39 | /* |
k4zuki | 5:45e9f3723a08 | 40 | while( _ble.readable() ) { |
k4zuki | 5:45e9f3723a08 | 41 | _recieve = _ble.getc(); |
k4zuki | 5:45e9f3723a08 | 42 | } |
k4zuki | 5:45e9f3723a08 | 43 | */ |
k4zuki | 0:3bdbabca8a09 | 44 | _fp = fopen( LOADER_FILE, "rb" ); |
k4zuki | 0:3bdbabca8a09 | 45 | if (_fp) { |
k4zuki | 0:3bdbabca8a09 | 46 | _filesize = file_size(_fp); |
k4zuki | 0:3bdbabca8a09 | 47 | } else { |
k4zuki | 0:3bdbabca8a09 | 48 | _status = E_FILE_NOT_FOUND; |
k4zuki | 0:3bdbabca8a09 | 49 | } |
k4zuki | 5:45e9f3723a08 | 50 | if(_status == SUCCESS) { |
k4zuki | 5:45e9f3723a08 | 51 | _reset.write(_BOOT); |
k4zuki | 5:45e9f3723a08 | 52 | wait_us(1); |
k4zuki | 5:45e9f3723a08 | 53 | while(1) { |
k4zuki | 5:45e9f3723a08 | 54 | // if( _ble.readable() ) { |
k4zuki | 5:45e9f3723a08 | 55 | while( _ble.readable() ) { |
k4zuki | 5:45e9f3723a08 | 56 | _recieve = _ble.getc(); |
k4zuki | 5:45e9f3723a08 | 57 | } |
k4zuki | 5:45e9f3723a08 | 58 | wait_us(150); //DEBUG |
k4zuki | 5:45e9f3723a08 | 59 | if(_recieve == STX) { |
k4zuki | 5:45e9f3723a08 | 60 | _ble.putc(SOH); |
k4zuki | 5:45e9f3723a08 | 61 | wait_us(150); //DEBUG |
k4zuki | 5:45e9f3723a08 | 62 | _ble.putc(_filesize & 0xff); |
k4zuki | 5:45e9f3723a08 | 63 | wait_us(150); //DEBUG |
k4zuki | 5:45e9f3723a08 | 64 | _ble.putc( (_filesize >> 8) & 0xff); |
k4zuki | 5:45e9f3723a08 | 65 | wait_us(150); //DEBUG |
k4zuki | 5:45e9f3723a08 | 66 | _reset.write(_RESET); //DEBUG |
k4zuki | 5:45e9f3723a08 | 67 | _reset.write(_BOOT); //DEBUG |
k4zuki | 5:45e9f3723a08 | 68 | _reset.write(_RESET); //DEBUG |
k4zuki | 5:45e9f3723a08 | 69 | break; |
k4zuki | 5:45e9f3723a08 | 70 | } |
k4zuki | 5:45e9f3723a08 | 71 | // } |
k4zuki | 5:45e9f3723a08 | 72 | } |
k4zuki | 5:45e9f3723a08 | 73 | |
k4zuki | 5:45e9f3723a08 | 74 | // _ble.putc(_filesize & 0xff); |
k4zuki | 5:45e9f3723a08 | 75 | // _ble.putc( (_filesize >> 8) & 0xff); |
k4zuki | 5:45e9f3723a08 | 76 | while(1) { |
k4zuki | 5:45e9f3723a08 | 77 | // if( _ble.readable() ) { |
k4zuki | 5:45e9f3723a08 | 78 | _recieve = _ble.getc(); |
k4zuki | 5:45e9f3723a08 | 79 | if(_recieve == ACK) { |
k4zuki | 5:45e9f3723a08 | 80 | break; |
k4zuki | 5:45e9f3723a08 | 81 | } else { |
k4zuki | 5:45e9f3723a08 | 82 | _status = E_ACK_NOT_RETURNED; |
k4zuki | 5:45e9f3723a08 | 83 | break; |
k4zuki | 5:45e9f3723a08 | 84 | } |
k4zuki | 5:45e9f3723a08 | 85 | // } |
k4zuki | 5:45e9f3723a08 | 86 | } |
k4zuki | 5:45e9f3723a08 | 87 | |
k4zuki | 5:45e9f3723a08 | 88 | if(_status == SUCCESS) { |
k4zuki | 5:45e9f3723a08 | 89 | for(int i = 0; i < _filesize; i++) { |
k4zuki | 5:45e9f3723a08 | 90 | _read = getc(_fp); |
k4zuki | 5:45e9f3723a08 | 91 | _ble.putc(_read); |
k4zuki | 5:45e9f3723a08 | 92 | _crc = _crc ^ _read; |
k4zuki | 5:45e9f3723a08 | 93 | wait_us(150); //DEBUG |
k4zuki | 5:45e9f3723a08 | 94 | } |
k4zuki | 5:45e9f3723a08 | 95 | while(1) { |
k4zuki | 5:45e9f3723a08 | 96 | // if( _ble.readable() ) { |
k4zuki | 5:45e9f3723a08 | 97 | _recieve = _ble.getc(); |
k4zuki | 5:45e9f3723a08 | 98 | if(_recieve == _crc) { |
k4zuki | 5:45e9f3723a08 | 99 | _ble.putc(ACK); |
k4zuki | 5:45e9f3723a08 | 100 | wait_us(150); //DEBUG |
k4zuki | 5:45e9f3723a08 | 101 | break; |
k4zuki | 5:45e9f3723a08 | 102 | } else { |
k4zuki | 5:45e9f3723a08 | 103 | _status = E_CRC_MISMATCH; |
k4zuki | 5:45e9f3723a08 | 104 | break; |
k4zuki | 5:45e9f3723a08 | 105 | } |
k4zuki | 5:45e9f3723a08 | 106 | // } |
k4zuki | 5:45e9f3723a08 | 107 | } |
k4zuki | 5:45e9f3723a08 | 108 | } |
k4zuki | 5:45e9f3723a08 | 109 | } |
k4zuki | 5:45e9f3723a08 | 110 | fclose(_fp); |
k4zuki | 5:45e9f3723a08 | 111 | #if defined(__MICROLIB) && defined(__ARMCC_VERSION) // with microlib and ARM compiler |
k4zuki | 5:45e9f3723a08 | 112 | #warning "free(_fp)" |
k4zuki | 5:45e9f3723a08 | 113 | free(_fp); |
k4zuki | 5:45e9f3723a08 | 114 | #endif |
k4zuki | 0:3bdbabca8a09 | 115 | return _status; |
k4zuki | 0:3bdbabca8a09 | 116 | |
k4zuki | 0:3bdbabca8a09 | 117 | |
k4zuki | 0:3bdbabca8a09 | 118 | } |
k4zuki | 0:3bdbabca8a09 | 119 | |
k4zuki | 0:3bdbabca8a09 | 120 | int DA14580::file_size( FILE *fp ) |
k4zuki | 0:3bdbabca8a09 | 121 | { |
k4zuki | 0:3bdbabca8a09 | 122 | int size; |
k4zuki | 0:3bdbabca8a09 | 123 | |
k4zuki | 0:3bdbabca8a09 | 124 | fseek( fp, 0, SEEK_END ); // seek to end of file |
k4zuki | 0:3bdbabca8a09 | 125 | size = ftell( fp ); // get current file pointer |
k4zuki | 0:3bdbabca8a09 | 126 | fseek( fp, 0, SEEK_SET ); // seek back to beginning of file |
k4zuki | 0:3bdbabca8a09 | 127 | |
k4zuki | 0:3bdbabca8a09 | 128 | return size; |
k4zuki | 0:3bdbabca8a09 | 129 | } |
k4zuki | 0:3bdbabca8a09 | 130 |