X-Git-Url: https://git.smho.de/gw/?p=owSlave2.git;a=blobdiff_plain;f=common%2FI2C%2FAPDS9960.c;h=9e6b6f5b78436eb134f0addbf8e3da64091a7ce7;hp=92df22e33e84c22bbd744e23d10f246c30e37cb6;hb=6467d8138460abffd9ddabc7b0a9f00c764af19c;hpb=2490e261a78b2a98ee2a9b8fc19cb3f20225926b diff --git a/common/I2C/APDS9960.c b/common/I2C/APDS9960.c index 92df22e..9e6b6f5 100644 --- a/common/I2C/APDS9960.c +++ b/common/I2C/APDS9960.c @@ -1,138 +1,138 @@ -// Copyright (c) 2015, Tobias Mueller tm(at)tm3d.de -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above copyright -// notice, this list of conditions and the following disclaimer in the -// documentation and/or other materials provided with the -// distribution. -// * All advertising materials mentioning features or use of this -// software must display the following acknowledgement: This product -// includes software developed by tm3d.de and its contributors. -// * Neither the name of tm3d.de nor the names of its contributors may -// be used to endorse or promote products derived from this software -// without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -#define F_CPU 8000000UL -#include - -#include - - -#include "USI_TWI_Master.h" -#include "APDS9960.h" - -#define WC 0b01110010 -#define RC 0b01110011 - -int8_t initAPDS9960() { - I2c_StartCondition(); - I2c_WriteByte(WC); - I2c_WriteByte(0x80); - I2c_StartCondition(); - I2c_WriteByte (RC); - uint8_t b1 =I2c_ReadByte(NO_ACK); - I2c_StopCondition(); - if (b1==0xFF) return 0; else { - I2c_StartCondition(); - I2c_WriteByte(WC); - I2c_WriteByte(0x80); - I2c_WriteByte(0x0B); //ALS Enable PowerON - I2c_StopCondition(); - } - return 1; -} -void APDS9960setATime(uint8_t ATime) { - I2c_StartCondition(); - I2c_WriteByte(WC); - I2c_WriteByte(0x81); - I2c_WriteByte(ATime); - I2c_StopCondition(); -} -void APDS9960setGain(uint8_t Gain) { - I2c_StartCondition(); - I2c_WriteByte(WC); - I2c_WriteByte(0x8F); - I2c_WriteByte(Gain&0x03); - I2c_StopCondition(); -} -uint8_t APDS9960getAVALID() {return 0;} -uint8_t APDS9960getASAT() {return 0;} - -void APDS9960getRGBC(uint16_t* R,uint16_t* G,uint16_t* B,uint16_t* C) { - I2c_StartCondition(); - I2c_WriteByte(WC); - I2c_WriteByte(0x94); - I2c_StartCondition(); - I2c_WriteByte (RC); - *C=I2c_ReadByte(ACK)|I2c_ReadByte(ACK)<<8; - *R=I2c_ReadByte(ACK)|I2c_ReadByte(ACK)<<8; - *G=I2c_ReadByte(ACK)|I2c_ReadByte(ACK)<<8; - *B=I2c_ReadByte(ACK)|I2c_ReadByte(NO_ACK)<<8; - I2c_StopCondition(); -} - - -/* -uint8_t checkMAX44009(uint8_t nr) { - volatile uint8_t b1; - nr=(nr<<1)&0x02f; - - I2c_StartCondition(); - I2c_WriteByte(0b10010100|nr); - I2c_WriteByte(0x03); - I2c_StartCondition(); - I2c_WriteByte (0b10010101|nr); - b1 =I2c_ReadByte(NO_ACK); - I2c_StopCondition(); - return b1!=0xFF; - -} - - -double MAX44009getlux(uint8_t nr) { - volatile uint8_t b1,b2; - nr=(nr<<1)&0x02f; - - I2c_StartCondition(); - I2c_WriteByte(0b10010100|nr); - I2c_WriteByte(0x03); - I2c_StartCondition(); - I2c_WriteByte (0b10010101|nr); - b1 =I2c_ReadByte(NO_ACK); - I2c_StopCondition(); - I2c_StartCondition(); - I2c_WriteByte(0b10010100|nr); - I2c_WriteByte(0x04); - I2c_StartCondition(); - I2c_WriteByte (0b10010101|nr); - b2 =I2c_ReadByte(NO_ACK); - I2c_StopCondition(); - uint8_t exponent = (b1 & 0xF0) >> 4;// upper four bits of high byte register - uint8_t mantissa = (b1 & 0x0F) << 4;// lower four bits of high byte register = - // upper four bits of mantissa - mantissa += b2 & 0x0F; // lower four bits of low byte register = - // lower four bits of mantissa - - return (double)mantissa * (double)(1 << (uint16_t)exponent) * 0.045; - - - -} +// Copyright (c) 2015, Tobias Mueller tm(at)tm3d.de +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above copyright +// notice, this list of conditions and the following disclaimer in the +// documentation and/or other materials provided with the +// distribution. +// * All advertising materials mentioning features or use of this +// software must display the following acknowledgement: This product +// includes software developed by tm3d.de and its contributors. +// * Neither the name of tm3d.de nor the names of its contributors may +// be used to endorse or promote products derived from this software +// without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +#define F_CPU 8000000UL +#include + +#include + + +#include "USI_TWI_Master.h" +#include "APDS9960.h" + +#define WC 0b01110010 +#define RC 0b01110011 + +int8_t initAPDS9960() { + I2c_StartCondition(); + I2c_WriteByte(WC); + I2c_WriteByte(0x80); + I2c_StartCondition(); + I2c_WriteByte (RC); + uint8_t b1 =I2c_ReadByte(NO_ACK); + I2c_StopCondition(); + if (b1==0xFF) return 0; else { + I2c_StartCondition(); + I2c_WriteByte(WC); + I2c_WriteByte(0x80); + I2c_WriteByte(0x0B); //ALS Enable PowerON + I2c_StopCondition(); + } + return 1; +} +void APDS9960setATime(uint8_t ATime) { + I2c_StartCondition(); + I2c_WriteByte(WC); + I2c_WriteByte(0x81); + I2c_WriteByte(ATime); + I2c_StopCondition(); +} +void APDS9960setGain(uint8_t Gain) { + I2c_StartCondition(); + I2c_WriteByte(WC); + I2c_WriteByte(0x8F); + I2c_WriteByte(Gain&0x03); + I2c_StopCondition(); +} +uint8_t APDS9960getAVALID() {return 0;} +uint8_t APDS9960getASAT() {return 0;} + +void APDS9960getRGBC(uint16_t* R,uint16_t* G,uint16_t* B,uint16_t* C) { + I2c_StartCondition(); + I2c_WriteByte(WC); + I2c_WriteByte(0x94); + I2c_StartCondition(); + I2c_WriteByte (RC); + *C=I2c_ReadByte(ACK)|I2c_ReadByte(ACK)<<8; + *R=I2c_ReadByte(ACK)|I2c_ReadByte(ACK)<<8; + *G=I2c_ReadByte(ACK)|I2c_ReadByte(ACK)<<8; + *B=I2c_ReadByte(ACK)|I2c_ReadByte(NO_ACK)<<8; + I2c_StopCondition(); +} + + +/* +uint8_t checkMAX44009(uint8_t nr) { + volatile uint8_t b1; + nr=(nr<<1)&0x02f; + + I2c_StartCondition(); + I2c_WriteByte(0b10010100|nr); + I2c_WriteByte(0x03); + I2c_StartCondition(); + I2c_WriteByte (0b10010101|nr); + b1 =I2c_ReadByte(NO_ACK); + I2c_StopCondition(); + return b1!=0xFF; + +} + + +double MAX44009getlux(uint8_t nr) { + volatile uint8_t b1,b2; + nr=(nr<<1)&0x02f; + + I2c_StartCondition(); + I2c_WriteByte(0b10010100|nr); + I2c_WriteByte(0x03); + I2c_StartCondition(); + I2c_WriteByte (0b10010101|nr); + b1 =I2c_ReadByte(NO_ACK); + I2c_StopCondition(); + I2c_StartCondition(); + I2c_WriteByte(0b10010100|nr); + I2c_WriteByte(0x04); + I2c_StartCondition(); + I2c_WriteByte (0b10010101|nr); + b2 =I2c_ReadByte(NO_ACK); + I2c_StopCondition(); + uint8_t exponent = (b1 & 0xF0) >> 4;// upper four bits of high byte register + uint8_t mantissa = (b1 & 0x0F) << 4;// lower four bits of high byte register = + // upper four bits of mantissa + mantissa += b2 & 0x0F; // lower four bits of low byte register = + // lower four bits of mantissa + + return (double)mantissa * (double)(1 << (uint16_t)exponent) * 0.045; + + + +} */ \ No newline at end of file