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| | | /******************************************************************************** |
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| | | * Copyright: (C) 2019 LingYun IoT System Studio |
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| | | /********************************************************************************* |
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| | | * Copyright: (C) 2023 LingYun IoT System Studio |
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| | | * All rights reserved. |
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| | | * |
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| | | * Filename: tsl2561.h |
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| | | * Description: This head file is the Lux sensor TSL2561 API functions on RaspberryPi |
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| | | * Description: This file is the Lux sensor TSL2561 code |
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| | | * |
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| | | * Version: 1.0.0(04/07/19) |
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| | | * Version: 1.0.0(10/08/23) |
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| | | * Author: Guo Wenxue <guowenxue@gmail.com> |
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| | | * ChangeLog: 1, Release initial version on "04/07/19 17:42:35" |
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| | | * ChangeLog: 1, Release initial version on "10/08/23 17:52:00" |
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| | | * |
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| | | * Pin connection: |
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| | | * TSL2561 Module Raspberry Pi Board |
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| | | * VCC <-----> #Pin1(3.3V) |
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| | | * SDA0 <-----> #Pin27(SDA, BCM GPIO0) |
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| | | * SCL0 <-----> #Pin28(SCL, BCM GPIO1) |
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| | | * GND <-----> GND |
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| | | * |
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| | | * /boot/config.txt: |
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| | | * dtoverlay=i2c0,pins_0_1 |
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| | | * |
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| | | ********************************************************************************/ |
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| | | |
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| | | #ifndef _TSL2561_H_ |
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| | | #define _TSL2561_H_ |
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| | | |
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| | | #define TSL2561_I2C_ADDR 0x39 |
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| | | #define TSL2561_I2CDEV "/dev/i2c-0" |
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| | | #define TSL2561_I2CADDR 0x39 |
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| | | |
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| | | #define CONTROL_REG 0x80 |
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| | | #define REG_COUNT 4 |
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| | | |
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| | | #define POWER_UP 0x03 |
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| | | #define POWER_DOWN 0x00 |
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| | | |
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| | | /* Register Address */ |
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| | | enum |
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| | | { |
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| | | /* Channel_0 = DATA0HIGH<<8 + DATA0LOW */ |
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| | | DATA0LOW = 0x8C, |
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| | | DATA0HIGH, |
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| | | |
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| | | /* Channel_1 = DATA1HIGH<<8 + DATA1LOW */ |
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| | | DATA1LOW, |
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| | | DATA1HIGH, |
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| | | }; |
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| | | |
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| | | extern int tsl2561_init(void); |
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| | | extern void tsl2561_term(void); |
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| | | extern float tsl2561_get_lux(void); |
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| | | extern int tsl2561_get_lux(float *lux); |
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| | | |
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| | | #endif /* ----- #ifndef _TSL2561_H_ ----- */ |
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