Peter Barrett
A more capable USB Host. The API supports synchronous and Asynchronous control, interrupt and bulk transfers. It has built in support for hubs and hot plugging. It can support any number of devices and endpoints limited only by sram. The test shell supports mouse, keyboard and mass storage/fat.
Utils.h@0:5ad808014a49, 2010-04-02 (annotated)
- Committer:
- peterbarrett1967
- Date:
- Fri Apr 02 22:28:01 2010 +0000
- Revision:
- 0:5ad808014a49
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| peterbarrett1967 | 0:5ad808014a49 | 1 | |
| peterbarrett1967 | 0:5ad808014a49 | 2 | typedef unsigned char u8; |
| peterbarrett1967 | 0:5ad808014a49 | 3 | typedef unsigned short u16; |
| peterbarrett1967 | 0:5ad808014a49 | 4 | typedef unsigned long u32; |
| peterbarrett1967 | 0:5ad808014a49 | 5 | |
| peterbarrett1967 | 0:5ad808014a49 | 6 | void DelayMS(int ms); |
| peterbarrett1967 | 0:5ad808014a49 | 7 | |
| peterbarrett1967 | 0:5ad808014a49 | 8 | void printfBytes(const char* label,const u8* data, int len); |
| peterbarrett1967 | 0:5ad808014a49 | 9 | void printHex(const u8* d, int len); |
| peterbarrett1967 | 0:5ad808014a49 | 10 | |
| peterbarrett1967 | 0:5ad808014a49 | 11 | #ifndef min |
| peterbarrett1967 | 0:5ad808014a49 | 12 | #define min(_a,_b) ((_a) < (_b) ? (_a) : (_b)) |
| peterbarrett1967 | 0:5ad808014a49 | 13 | #endif |
| peterbarrett1967 | 0:5ad808014a49 | 14 | |
| peterbarrett1967 | 0:5ad808014a49 | 15 | inline int LE16(const u8* d) |
| peterbarrett1967 | 0:5ad808014a49 | 16 | { |
| peterbarrett1967 | 0:5ad808014a49 | 17 | return d[0] | (d[1] << 8); |
| peterbarrett1967 | 0:5ad808014a49 | 18 | } |
| peterbarrett1967 | 0:5ad808014a49 | 19 | |
| peterbarrett1967 | 0:5ad808014a49 | 20 | inline u32 BE32(const u8* d) |
| peterbarrett1967 | 0:5ad808014a49 | 21 | { |
| peterbarrett1967 | 0:5ad808014a49 | 22 | return (d[0] << 24) | (d[1] << 16) | (d[2] << 8) | d[3]; |
| peterbarrett1967 | 0:5ad808014a49 | 23 | } |
| peterbarrett1967 | 0:5ad808014a49 | 24 | |
| peterbarrett1967 | 0:5ad808014a49 | 25 | inline void BE32(u32 n, u8* d) |
| peterbarrett1967 | 0:5ad808014a49 | 26 | { |
| peterbarrett1967 | 0:5ad808014a49 | 27 | d[0] = (u8)(n >> 24); |
| peterbarrett1967 | 0:5ad808014a49 | 28 | d[1] = (u8)(n >> 16); |
| peterbarrett1967 | 0:5ad808014a49 | 29 | d[2] = (u8)(n >> 8); |
| peterbarrett1967 | 0:5ad808014a49 | 30 | d[3] = (u8)n; |
| peterbarrett1967 | 0:5ad808014a49 | 31 | } |
| peterbarrett1967 | 0:5ad808014a49 | 32 | |
| peterbarrett1967 | 0:5ad808014a49 | 33 | inline void BE16(u32 n, u8* d) |
| peterbarrett1967 | 0:5ad808014a49 | 34 | { |
| peterbarrett1967 | 0:5ad808014a49 | 35 | d[0] = (u8)(n >> 8); |
| peterbarrett1967 | 0:5ad808014a49 | 36 | d[1] = (u8)n; |
| peterbarrett1967 | 0:5ad808014a49 | 37 | } |