C++ (Cpp) fmradio_i2c_read示例

示例#1

文件： rda5802.c 项目： IlVerz/rockbox

/* reads <len> registers from radio at offset 0x0A into cache */
static void rda5802_read(int len)
{
    int i;
    unsigned char buf[sizeof(cache)];
    unsigned char *ptr = buf;
    uint16_t data;
    
    fmradio_i2c_read(I2C_ADR, buf, len * 2);
    for (i = 0; i < len; i++) {
        data = ptr[0] << 8 | ptr[1];
        cache[READCHAN + i] = data;
        ptr += 2;
    }
}

示例#2

文件： si4700.c 项目： kugel-/rockbox

/* reads <len> registers from radio at offset 0x0A into cache */
static void si4700_read(int len)
{
    int i;
    unsigned char buf[32];
    unsigned char *ptr = buf;
    uint16_t data;
    
    fmradio_i2c_read(I2C_ADR, buf, len * 2);
    for (i = 0; i < len; i++) {
        data = ptr[0] << 8 | ptr[1];
        cache[(i + STATUSRSSI) & 0xF] = data;
        ptr += 2;
    }
}