ISP example program.
Dependencies: SLCD mbed USBLocalFileSystem
FRDM-KL46Z | LPC810 | |
---|---|---|
UART RXD | PTE23 | p2(P0_4) |
UART TXD | PTE22 | p8(P0_0) |
nRESET | D6 | p1(P0_5) |
nISP | D8 | p5(P0_1) |
GND | GND | p7 |
3.3V | P3V3 | p6 |
Copy binary image to the disk called LPC81ISP.
Push sw1 or sw3, start write to LPC810 flash.
fat/ChaN/diskio.cpp
- Committer:
- va009039
- Date:
- 2014-02-16
- Revision:
- 1:cccfc461c61f
- Parent:
- 0:ad2b1fc04955
File content as of revision 1:cccfc461c61f:
/*-----------------------------------------------------------------------*/ /* Low level disk I/O module skeleton for FatFs (C)ChaN, 2007 */ /*-----------------------------------------------------------------------*/ /* This is a stub disk I/O module that acts as front end of the existing */ /* disk I/O modules and attach it to FatFs module with common interface. */ /*-----------------------------------------------------------------------*/ #include "ffconf.h" #include "diskio.h" #include "mbed_debug.h" #include "FATFileSystem.h" using namespace mbed; DSTATUS disk_initialize ( BYTE drv /* Physical drive nmuber (0..) */ ) { debug_if(FFS_DBG, "disk_initialize on drv [%d]\n", drv); return (DSTATUS)FATFileSystem::_ffs[drv]->disk_initialize(); } DSTATUS disk_status ( BYTE drv /* Physical drive nmuber (0..) */ ) { debug_if(FFS_DBG, "disk_status on drv [%d]\n", drv); return (DSTATUS)FATFileSystem::_ffs[drv]->disk_status(); } DRESULT disk_read ( BYTE drv, /* Physical drive nmuber (0..) */ BYTE *buff, /* Data buffer to store read data */ DWORD sector, /* Sector address (LBA) */ BYTE count /* Number of sectors to read (1..255) */ ) { debug_if(FFS_DBG, "disk_read(sector %d, count %d) on drv [%d]\n", sector, count, drv); for(DWORD s=sector; s<sector+count; s++) { debug_if(FFS_DBG, " disk_read(sector %d)\n", s); int res = FATFileSystem::_ffs[drv]->disk_read((uint8_t*)buff, s); if(res) { return RES_PARERR; } buff += 512; } return RES_OK; } #if _READONLY == 0 DRESULT disk_write ( BYTE drv, /* Physical drive nmuber (0..) */ const BYTE *buff, /* Data to be written */ DWORD sector, /* Sector address (LBA) */ BYTE count /* Number of sectors to write (1..255) */ ) { debug_if(FFS_DBG, "disk_write(sector %d, count %d) on drv [%d]\n", sector, count, drv); for(DWORD s = sector; s < sector + count; s++) { debug_if(FFS_DBG, " disk_write(sector %d)\n", s); int res = FATFileSystem::_ffs[drv]->disk_write((uint8_t*)buff, s); if(res) { return RES_PARERR; } buff += 512; } return RES_OK; } #endif /* _READONLY */ DRESULT disk_ioctl ( BYTE drv, /* Physical drive nmuber (0..) */ BYTE ctrl, /* Control code */ void *buff /* Buffer to send/receive control data */ ) { debug_if(FFS_DBG, "disk_ioctl(%d)\n", ctrl); switch(ctrl) { case CTRL_SYNC: if(FATFileSystem::_ffs[drv] == NULL) { return RES_NOTRDY; } else if(FATFileSystem::_ffs[drv]->disk_sync()) { return RES_ERROR; } return RES_OK; case GET_SECTOR_COUNT: if(FATFileSystem::_ffs[drv] == NULL) { return RES_NOTRDY; } else { DWORD res = FATFileSystem::_ffs[drv]->disk_sectors(); if(res > 0) { *((DWORD*)buff) = res; // minimum allowed return RES_OK; } else { return RES_ERROR; } } case GET_BLOCK_SIZE: *((DWORD*)buff) = 1; // default when not known return RES_OK; } return RES_PARERR; }