mirror of
https://github.com/RobTillaart/Arduino.git
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66 lines
1.3 KiB
C++
66 lines
1.3 KiB
C++
//
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// FILE: DAC8554_powerdown.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: demo DAC8554 library Arduino
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// VERSION: 0.2.0
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// URL: https://github.com/RobTillaart/Arduino/DAC8554
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//
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#include "DAC8554.h"
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// HW SPI
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DAC8554 mydac(10);
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uint8_t chanA = 0;
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uint8_t chanB = 1;
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uint8_t chanC = 2;
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uint8_t chanD = 3;
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void setup()
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{
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Serial.begin(115200);
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Serial.println(__FILE__);
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Serial.println(DAC8554_LIB_VERSION);
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mydac.begin();
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mydac.setValue(chanA, 0);
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mydac.setPowerDown(chanB, DAC8554_POWERDOWN_HIGH_IMP);
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mydac.setPowerDown(chanC, DAC8554_POWERDOWN_100K);
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mydac.setPowerDown(chanD, DAC8554_POWERDOWN_1K);
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}
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void loop()
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{
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Serial.println("Start sawtooth");
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for (uint16_t i = 0; i < 32000; i+= 100)
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{
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mydac.setValue(chanA, i);
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}
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Serial.println("Stop DAC for 5 seconds");
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mydac.setPowerDown(chanA, DAC8554_POWERDOWN_HIGH_IMP);
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uint32_t start = millis();
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while (millis() - start < 5000);
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mydac.setPowerDown(chanA, DAC8554_POWERDOWN_NORMAL);
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Serial.println("Continue sawtooth");
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for (uint16_t i = 32000; i < 64000; i+= 100)
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{
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mydac.setValue(chanA, i);
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}
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Serial.println("Stop DAC for 5 seconds");
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mydac.setPowerDown(chanA, DAC8554_POWERDOWN_HIGH_IMP);
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start = millis();
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while (millis() - start < 5000);
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mydac.setPowerDown(chanA, DAC8554_POWERDOWN_NORMAL);
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}
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// -- END OF FILE --
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