Hi, On 26.03.2013 14:50, Chris Svendsen wrote:
#define COMM_SET_FREQ ((unsigned char) 0x01) struct command{ unsigned char cmd; unsigned int param; }; unsigned char cmds; int iFreq = 500000000; cmds = COMM_SET_FREQ; struct command cmd = {cmds, htonl(iFreq)};answer = send(sConnect, (const char*)&cmd, sizeof(cmd), 0);
What's the sizeof(cmd), is it really 5? Seems like you're missing the __attribute__((packed)) to make sure the members of the struct are byte-aligned. Regards, Steve
