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45 lines
730 B
45 lines
730 B
17 years ago
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#ifndef DS1803_H
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#define DS1803_H
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#include <inttypes.h>
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#define DPOT_WADDR 0x28
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#define DPOT_RADDR DPOT_WADDR | 0x01
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/**
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* The number of available potentiometer wipers
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**/
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#define DPOT_NBR_WIPERS 0x02
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/**
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* Digital pot selection commands
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**/
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#define DPOT_WIPERS B10101111
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#define DPOT_WIPER_0 B10101001
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#define DPOT_WIPER_1 B10101010
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/**
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* Macros
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**/
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#define setWiper1(value) setWiper(value, DPOT_WIPER_0)
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#define setWiper2(value) setWiper(value, DPOT_WIPER_1)
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#define setWipers(value) setWiper(value, DPOT_WIPERS)
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/**
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* DS1803 I2C Dual Digital Pot.
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**/
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class DS1803
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{
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public:
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DS1803();
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void setWiper(uint8_t, uint8_t);
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//uint8_t getValue();
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};
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/**
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* Define the object's name
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**/
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extern DS1803 DPOT;
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#endif
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