lpcmanager

Added functions for setting/getting swapped words to/from buffers.

2017-06-12, bmakuc
58207f9819eb
Parents 99cf496d9154
Children cb3894fb043e
Added functions for setting/getting swapped words to/from buffers.
1 files changed, 11 insertions(+), 0 deletions(-)
  • +11 -0
    LPCBus/MC9.c
    • --- a/LPCBus/MC9.c Tue Jun 06 10:07:39 2017 +0200
    +++ b/LPCBus/MC9.c Mon Jun 12 10:55:15 2017 +0200
    @@ -12,12 +12,23 @@
    return ((int16_t)*buffer<<8) + (int16_t)*(buffer+1);
    }
    +static inline int16_t getWordSwapped(char *buffer)
    +{
    + return (((int16_t)*(buffer+1))<<8) + (int16_t)*buffer;
    +}
    +
    static inline void setWord(char *buffer, int16_t word)
    {
    *buffer = (char)(word>>8);
    *(buffer+1) = (char)(word);
    }
    +static inline void setWordSwapped(char *buffer, int16_t word)
    +{
    + *buffer = (char)word;
    + *(buffer+1) = (char)(word>>8);
    +}
    +
    static inline int8_t getBit(char *buffer, unsigned char bitOffset)
    {
    return (*buffer & (0x01 << bitOffset)) && 1;