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completely change the dcd for lpc11u & lpc13u to overcome the fact that lpc11u dma cannot transfer more than 64 bytes

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each buffer. This implement an soft DMA for lpc11u & lpc13u (previously 1023 max) queued transfer
This commit is contained in:
hathach
2013-11-30 22:29:37 +07:00
parent af87e231c5
commit 6e30a068d2
6 changed files with 167 additions and 25 deletions
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6
demos/device/device_os_none/mscd_app_ramdisk.c
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@@ -51,6 +51,12 @@ ATTR_USB_MIN_ALIGNMENT
uint8_t mscd_app_ramdisk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] TUSB_CFG_ATTR_USBRAM =
{
//------------- Boot Sector -------------//
// byte_per_sector = DISK_BLOCK_SIZE; fat12_sector_num_16 = DISK_BLOCK_NUM;
// sector_per_cluster = 1; reserved_sectors = 1;
// fat_num = 1; fat12_root_entry_num = 16;
// sector_per_fat = 1; sector_per_track = 1; head_num = 1; hidden_sectors = 0;
// drive_number = 0x80; media_type = 0xf8; extended_boot_signature = 0x29;
// filesystem_type = "FAT12 "; volume_serial_number = 0x1234; volume_label = "tinyusb msc";
[0] =
{
0xEB, 0x3C, 0x90, 0x4D, 0x53, 0x44, 0x4F, 0x53, 0x35, 0x2E, 0x30, 0x00, 0x02, 0x01, 0x01, 0x00,