Peter Cooper / Mbed 2 deprecated LazySusan

A USB/360deg Rotational device, communicating via blue-tooth, test code

Dependencies:   FatFileSystem mbed

Utils.h@0:87da38093be9, 2012-12-21 (annotated)

Committer:
lolpcc
Date:
Fri Dec 21 11:37:38 2012 +0000
Revision:
0:87da38093be9
Used to test the Lazy Susan at work, hence the A2D code in Utils.cpp

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lolpcc 0:87da38093be9 1
lolpcc 0:87da38093be9 2 typedef unsigned char u8;
lolpcc 0:87da38093be9 3 typedef unsigned short u16;
lolpcc 0:87da38093be9 4 typedef unsigned long u32;
lolpcc 0:87da38093be9 5
lolpcc 0:87da38093be9 6 void DelayMS(int ms);
lolpcc 0:87da38093be9 7 int read_ana(void);
lolpcc 0:87da38093be9 8 void send_out(char *buf);
lolpcc 0:87da38093be9 9 void setup_rs232(void);
lolpcc 0:87da38093be9 10 void printfBytes(const char* label,const u8* data, int len);
lolpcc 0:87da38093be9 11 void printHex(const u8* d, int len);
lolpcc 0:87da38093be9 12
lolpcc 0:87da38093be9 13 #ifndef min
lolpcc 0:87da38093be9 14 #define min(_a,_b) ((_a) < (_b) ? (_a) : (_b))
lolpcc 0:87da38093be9 15 #endif
lolpcc 0:87da38093be9 16
lolpcc 0:87da38093be9 17 inline int LE16(const u8* d)
lolpcc 0:87da38093be9 18 {
lolpcc 0:87da38093be9 19 return d[0] | (d[1] << 8);
lolpcc 0:87da38093be9 20 }
lolpcc 0:87da38093be9 21
lolpcc 0:87da38093be9 22 inline u32 BE32(const u8* d)
lolpcc 0:87da38093be9 23 {
lolpcc 0:87da38093be9 24 return (d[0] << 24) | (d[1] << 16) | (d[2] << 8) | d[3];
lolpcc 0:87da38093be9 25 }
lolpcc 0:87da38093be9 26
lolpcc 0:87da38093be9 27 inline void BE32(u32 n, u8* d)
lolpcc 0:87da38093be9 28 {
lolpcc 0:87da38093be9 29 d[0] = (u8)(n >> 24);
lolpcc 0:87da38093be9 30 d[1] = (u8)(n >> 16);
lolpcc 0:87da38093be9 31 d[2] = (u8)(n >> 8);
lolpcc 0:87da38093be9 32 d[3] = (u8)n;
lolpcc 0:87da38093be9 33 }
lolpcc 0:87da38093be9 34
lolpcc 0:87da38093be9 35 inline void BE16(u32 n, u8* d)
lolpcc 0:87da38093be9 36 {
lolpcc 0:87da38093be9 37 d[0] = (u8)(n >> 8);
lolpcc 0:87da38093be9 38 d[1] = (u8)n;
lolpcc 0:87da38093be9 39 }
lolpcc 0:87da38093be9 40
lolpcc 0:87da38093be9 41 inline const long ftoi(float x) {
lolpcc 0:87da38093be9 42 return (-(long)(x < 0)) + (long)x;
lolpcc 0:87da38093be9 43 }