72 lines
3.1 KiB
C++
72 lines
3.1 KiB
C++
//This contains subroutines for generic peripherals
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//MAX5387 Variable resistor
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//MAX1932 HV PSU
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void ThresholdSet(int ThreshA, int ThreshB) {
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//This kinda works
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// Serial.println("Test of threshold setting");
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// Serial.print(ThreshA);
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//Serial.println(analogRead(A1)); //internal readback of the DREF value only, not returned to main code.
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Wire.beginTransmission(0x28); // transmit to device #94 (0x5F)
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// device address is specified in datasheet
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Wire.write(0x11); // sends instruction byte
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Wire.write(ThreshA); // sends potentiometer value byte
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Wire.endTransmission(); // stop transmitting
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// Serial.println(" "+analogRead(A1));
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// Serial.println("Setting Ch2");
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// Serial.print(ThreshB);
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//Serial.println(analogRead(A2)); //internal readback of the DREF value only, not returned to main code.
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Wire.beginTransmission(I2CPot); // transmit to device #94 (0x5F)
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// device address is specified in datasheet
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Wire.write(0x12); // sends instruction byte
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Wire.write(ThreshB); // sends potentiometer value byte
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Wire.endTransmission(); // stop transmitting
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// Serial.println(" "+ analogRead(A2));
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}
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void ThresholdCalc(int ThreshA[1000], int ThreshB[1000]) {
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//This isn't working right now, need to check the addressing and the way of setting A and B registers
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// Serial.println("Test of threshold setting");
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// Serial.print(ThreshA);
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//Serial.println(analogRead(A1)); //internal readback of the DREF value only, not returned to main code.
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// Wire.beginTransmission(0x28); // transmit to device #94 (0x5F)
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// device address is specified in datasheet
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// Wire.write(0x11); // sends instruction byte
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// Wire.write(ThreshA); // sends potentiometer value byte
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// Wire.endTransmission(); // stop transmitting
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// Serial.println(" "+analogRead(A1));
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// Serial.println("Setting Ch2");
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// Serial.print(ThreshB);
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//Serial.println(analogRead(A2)); //internal readback of the DREF value only, not returned to main code.
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// Wire.beginTransmission(I2CPot); // transmit to device #94 (0x5F)
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// device address is specified in datasheet
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// Wire.write(0x12); // sends instruction byte
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// Wire.write(ThreshB); // sends potentiometer value byte
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// Wire.endTransmission(); // stop transmitting
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// Serial.println(" "+ analogRead(A2));
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}
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void VbiasSet(int Vbias) {
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byte _send = byte (Vbias);
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Serial.print("Set the Vbias to ");
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Serial.println(Vbias);
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digitalWrite(SS_pin, LOW); // SS low
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for (int i = 0; i < 8; i++) // There are 8 bits in a byte
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{
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digitalWrite(MOSI_pin, bitRead(_send, i-7)); // Set MOSI
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digitalWrite(SCK_pin, HIGH); // SCK high
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//bitWrite(_receive, i, digitalRead(MISO_pin)); // Capture MISO
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digitalWrite(SCK_pin, LOW); // SCK low
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}
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digitalWrite(SS_pin, HIGH); // SS high again
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}
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