Norimasa Okamoto / Mbed 2 deprecated KL46Z-lpc81isp

ISP example program.

Dependencies:   SLCD mbed USBLocalFileSystem

/media/uploads/va009039/lpc81isp-360x240.jpg

FRDM-KL46ZLPC810
UART RXDPTE23p2(P0_4)
UART TXDPTE22p8(P0_0)
nRESETD6p1(P0_5)
nISPD8p5(P0_1)
GNDGNDp7
3.3VP3V3p6

Copy binary image to the disk called LPC81ISP.
Push sw1 or sw3, start write to LPC810 flash.

fat/FATFileSystem.cpp@0:ad2b1fc04955, 2014-02-15 (annotated)

Committer:
va009039
Date:
Sat Feb 15 10:15:42 2014 +0000
Revision:
0:ad2b1fc04955
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 0:ad2b1fc04955 1 /* mbed Microcontroller Library
va009039 0:ad2b1fc04955 2 * Copyright (c) 2006-2012 ARM Limited
va009039 0:ad2b1fc04955 3 *
va009039 0:ad2b1fc04955 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
va009039 0:ad2b1fc04955 5 * of this software and associated documentation files (the "Software"), to deal
va009039 0:ad2b1fc04955 6 * in the Software without restriction, including without limitation the rights
va009039 0:ad2b1fc04955 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
va009039 0:ad2b1fc04955 8 * copies of the Software, and to permit persons to whom the Software is
va009039 0:ad2b1fc04955 9 * furnished to do so, subject to the following conditions:
va009039 0:ad2b1fc04955 10 *
va009039 0:ad2b1fc04955 11 * The above copyright notice and this permission notice shall be included in
va009039 0:ad2b1fc04955 12 * all copies or substantial portions of the Software.
va009039 0:ad2b1fc04955 13 *
va009039 0:ad2b1fc04955 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
va009039 0:ad2b1fc04955 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
va009039 0:ad2b1fc04955 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
va009039 0:ad2b1fc04955 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
va009039 0:ad2b1fc04955 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
va009039 0:ad2b1fc04955 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
va009039 0:ad2b1fc04955 20 * SOFTWARE.
va009039 0:ad2b1fc04955 21 */
va009039 0:ad2b1fc04955 22 #include "mbed.h"
va009039 0:ad2b1fc04955 23
va009039 0:ad2b1fc04955 24 #include "ffconf.h"
va009039 0:ad2b1fc04955 25 #include "mbed_debug.h"
va009039 0:ad2b1fc04955 26
va009039 0:ad2b1fc04955 27 #include "FATFileSystem.h"
va009039 0:ad2b1fc04955 28 #include "FATFileHandle.h"
va009039 0:ad2b1fc04955 29 #include "FATDirHandle.h"
va009039 0:ad2b1fc04955 30
va009039 0:ad2b1fc04955 31 DWORD get_fattime(void) {
va009039 0:ad2b1fc04955 32 time_t rawtime;
va009039 0:ad2b1fc04955 33 time(&rawtime);
va009039 0:ad2b1fc04955 34 struct tm *ptm = localtime(&rawtime);
va009039 0:ad2b1fc04955 35 return (DWORD)(ptm->tm_year - 80) << 25
va009039 0:ad2b1fc04955 36 | (DWORD)(ptm->tm_mon + 1 ) << 21
va009039 0:ad2b1fc04955 37 | (DWORD)(ptm->tm_mday ) << 16
va009039 0:ad2b1fc04955 38 | (DWORD)(ptm->tm_hour ) << 11
va009039 0:ad2b1fc04955 39 | (DWORD)(ptm->tm_min ) << 5
va009039 0:ad2b1fc04955 40 | (DWORD)(ptm->tm_sec/2 );
va009039 0:ad2b1fc04955 41 }
va009039 0:ad2b1fc04955 42
va009039 0:ad2b1fc04955 43 FATFileSystem *FATFileSystem::_ffs[_VOLUMES] = {0};
va009039 0:ad2b1fc04955 44
va009039 0:ad2b1fc04955 45 FATFileSystem::FATFileSystem(const char* n) : FileSystemLike(n) {
va009039 0:ad2b1fc04955 46 debug_if(FFS_DBG, "FATFileSystem(%s)\n", n);
va009039 0:ad2b1fc04955 47 for(int i=0; i<_VOLUMES; i++) {
va009039 0:ad2b1fc04955 48 if(_ffs[i] == 0) {
va009039 0:ad2b1fc04955 49 _ffs[i] = this;
va009039 0:ad2b1fc04955 50 _fsid = i;
va009039 0:ad2b1fc04955 51 debug_if(FFS_DBG, "Mounting [%s] on ffs drive [%d]\n", _name, _fsid);
va009039 0:ad2b1fc04955 52 f_mount(i, &_fs);
va009039 0:ad2b1fc04955 53 return;
va009039 0:ad2b1fc04955 54 }
va009039 0:ad2b1fc04955 55 }
va009039 0:ad2b1fc04955 56 error("Couldn't create %s in FATFileSystem::FATFileSystem\n", n);
va009039 0:ad2b1fc04955 57 }
va009039 0:ad2b1fc04955 58
va009039 0:ad2b1fc04955 59 FATFileSystem::~FATFileSystem() {
va009039 0:ad2b1fc04955 60 for (int i=0; i<_VOLUMES; i++) {
va009039 0:ad2b1fc04955 61 if (_ffs[i] == this) {
va009039 0:ad2b1fc04955 62 _ffs[i] = 0;
va009039 0:ad2b1fc04955 63 f_mount(i, NULL);
va009039 0:ad2b1fc04955 64 }
va009039 0:ad2b1fc04955 65 }
va009039 0:ad2b1fc04955 66 }
va009039 0:ad2b1fc04955 67
va009039 0:ad2b1fc04955 68 FileHandle *FATFileSystem::open(const char* name, int flags) {
va009039 0:ad2b1fc04955 69 debug_if(FFS_DBG, "open(%s) on filesystem [%s], drv [%d]\n", name, _name, _fsid);
va009039 0:ad2b1fc04955 70 char n[64];
va009039 0:ad2b1fc04955 71 sprintf(n, "%d:/%s", _fsid, name);
va009039 0:ad2b1fc04955 72
va009039 0:ad2b1fc04955 73 /* POSIX flags -> FatFS open mode */
va009039 0:ad2b1fc04955 74 BYTE openmode;
va009039 0:ad2b1fc04955 75 if (flags & O_RDWR) {
va009039 0:ad2b1fc04955 76 openmode = FA_READ|FA_WRITE;
va009039 0:ad2b1fc04955 77 } else if(flags & O_WRONLY) {
va009039 0:ad2b1fc04955 78 openmode = FA_WRITE;
va009039 0:ad2b1fc04955 79 } else {
va009039 0:ad2b1fc04955 80 openmode = FA_READ;
va009039 0:ad2b1fc04955 81 }
va009039 0:ad2b1fc04955 82 if(flags & O_CREAT) {
va009039 0:ad2b1fc04955 83 if(flags & O_TRUNC) {
va009039 0:ad2b1fc04955 84 openmode |= FA_CREATE_ALWAYS;
va009039 0:ad2b1fc04955 85 } else {
va009039 0:ad2b1fc04955 86 openmode |= FA_OPEN_ALWAYS;
va009039 0:ad2b1fc04955 87 }
va009039 0:ad2b1fc04955 88 }
va009039 0:ad2b1fc04955 89
va009039 0:ad2b1fc04955 90 FIL fh;
va009039 0:ad2b1fc04955 91 FRESULT res = f_open(&fh, n, openmode);
va009039 0:ad2b1fc04955 92 if (res) {
va009039 0:ad2b1fc04955 93 debug_if(FFS_DBG, "f_open('w') failed: %d\n", res);
va009039 0:ad2b1fc04955 94 return NULL;
va009039 0:ad2b1fc04955 95 }
va009039 0:ad2b1fc04955 96 if (flags & O_APPEND) {
va009039 0:ad2b1fc04955 97 f_lseek(&fh, fh.fsize);
va009039 0:ad2b1fc04955 98 }
va009039 0:ad2b1fc04955 99 return new FATFileHandle(fh);
va009039 0:ad2b1fc04955 100 }
va009039 0:ad2b1fc04955 101
va009039 0:ad2b1fc04955 102 int FATFileSystem::remove(const char *filename) {
va009039 0:ad2b1fc04955 103 FRESULT res = f_unlink(filename);
va009039 0:ad2b1fc04955 104 if (res) {
va009039 0:ad2b1fc04955 105 debug_if(FFS_DBG, "f_unlink() failed: %d\n", res);
va009039 0:ad2b1fc04955 106 return -1;
va009039 0:ad2b1fc04955 107 }
va009039 0:ad2b1fc04955 108 return 0;
va009039 0:ad2b1fc04955 109 }
va009039 0:ad2b1fc04955 110
va009039 0:ad2b1fc04955 111 int FATFileSystem::format() {
va009039 0:ad2b1fc04955 112 FRESULT res = f_mkfs(_fsid, 0, 512); // Logical drive number, Partitioning rule, Allocation unit size (bytes per cluster)
va009039 0:ad2b1fc04955 113 if (res) {
va009039 0:ad2b1fc04955 114 debug_if(FFS_DBG, "f_mkfs() failed: %d\n", res);
va009039 0:ad2b1fc04955 115 return -1;
va009039 0:ad2b1fc04955 116 }
va009039 0:ad2b1fc04955 117 return 0;
va009039 0:ad2b1fc04955 118 }
va009039 0:ad2b1fc04955 119
va009039 0:ad2b1fc04955 120 DirHandle *FATFileSystem::opendir(const char *name) {
va009039 0:ad2b1fc04955 121 FATFS_DIR dir;
va009039 0:ad2b1fc04955 122 FRESULT res = f_opendir(&dir, name);
va009039 0:ad2b1fc04955 123 if (res != 0) {
va009039 0:ad2b1fc04955 124 return NULL;
va009039 0:ad2b1fc04955 125 }
va009039 0:ad2b1fc04955 126 return new FATDirHandle(dir);
va009039 0:ad2b1fc04955 127 }
va009039 0:ad2b1fc04955 128
va009039 0:ad2b1fc04955 129 int FATFileSystem::mkdir(const char *name, mode_t mode) {
va009039 0:ad2b1fc04955 130 FRESULT res = f_mkdir(name);
va009039 0:ad2b1fc04955 131 return res == 0 ? 0 : -1;
va009039 0:ad2b1fc04955 132 }