AG903ライブラリリファレンス
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1: int32_t AG903_I2CMgrReset(AG903_I2CMgrHandle* handle) 2: { 3: int32_t retval = AG903_ENONE; 4: int32_t result; 5: uint32_t hdlnum; 6: uint32_t status; 7: uint32_t loop; 8: uint8_t ch; 9: 10: result = I2CMgr_CheckHandle(handle, &ch, &hdlnum); 11: if(AG903_ENONE != result) { 12: return -AG903_EINVAL; 13: } 14: 15: AG903_I2CPrmResetController(ch); 16: 17: I2cQue[ch].wp = 0; 18: I2cQue[ch].rp = 0; 19: 20: I2cChStat[ch].stat = AG903_I2C_CH_IDLE; 21: for(loop=0; loop<AG903_I2C_HANDLE_NUM; loop++) { 22: I2cHandleStat[ch][loop].stat = AG903_I2C_HANDLE_IDLE; 23: } 24: 25: AG903_I2CPrmGetStatus(ch, &status); 26: retval = I2CMgr_SetFrequency(ch, AG903_I2C_DFLT_SCL); 27: 28: return retval; 29: }
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