Use fastio for Alligator dac084s085
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c5d95d318b
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@ -13,100 +13,85 @@
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#include "../../Marlin.h"
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#include "../../Marlin.h"
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#include "../../module/stepper.h"
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#include "../../module/stepper.h"
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dac084s085::dac084s085() {
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dac084s085::dac084s085() { }
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return ;
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}
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void dac084s085::begin() {
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void dac084s085::begin() {
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uint8_t externalDac_buf[2] = {0x20,0x00};//all off
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uint8_t externalDac_buf[] = { 0x20, 0x00 }; // all off
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// All SPI chip-select HIGH
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// All SPI chip-select HIGH
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pinMode(DAC0_SYNC, OUTPUT);
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SET_OUTPUT(DAC0_SYNC);
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digitalWrite( DAC0_SYNC , HIGH );
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#if EXTRUDERS > 1
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#if EXTRUDERS > 1
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pinMode(DAC1_SYNC, OUTPUT);
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SET_OUTPUT(DAC1_SYNC);
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digitalWrite( DAC1_SYNC , HIGH );
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#endif
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#endif
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digitalWrite( SPI_EEPROM1_CS , HIGH );
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cshigh();
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digitalWrite( SPI_EEPROM2_CS , HIGH );
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digitalWrite( SPI_FLASH_CS , HIGH );
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digitalWrite( SS_PIN , HIGH );
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spiBegin();
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spiBegin();
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//init onboard DAC
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//init onboard DAC
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite( DAC0_SYNC , LOW );
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WRITE(DAC0_SYNC, LOW);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite( DAC0_SYNC , HIGH );
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WRITE(DAC0_SYNC, HIGH);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite( DAC0_SYNC , LOW );
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WRITE(DAC0_SYNC, LOW);
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spiSend(SPI_CHAN_DAC,externalDac_buf , 2);
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spiSend(SPI_CHAN_DAC, externalDac_buf, COUNT(externalDac_buf));
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digitalWrite( DAC0_SYNC , HIGH );
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WRITE(DAC0_SYNC, HIGH);
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#if EXTRUDERS > 1
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#if EXTRUDERS > 1
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//init Piggy DAC
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//init Piggy DAC
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite( DAC1_SYNC , LOW );
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WRITE(DAC1_SYNC, LOW);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite( DAC1_SYNC , HIGH );
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WRITE(DAC1_SYNC, HIGH);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite( DAC1_SYNC , LOW );
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WRITE(DAC1_SYNC, LOW);
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spiSend(SPI_CHAN_DAC,externalDac_buf , 2);
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spiSend(SPI_CHAN_DAC, externalDac_buf, COUNT(externalDac_buf));
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digitalWrite( DAC1_SYNC , HIGH );
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WRITE(DAC1_SYNC, HIGH);
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#endif
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#endif
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return;
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return;
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}
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}
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void dac084s085::setValue(uint8_t channel, uint8_t value) {
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void dac084s085::setValue(const uint8_t channel, const uint8_t value) {
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if(channel >= 7) // max channel (X,Y,Z,E0,E1,E2,E3)
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if (channel >= 7) return; // max channel (X,Y,Z,E0,E1,E2,E3)
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return;
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if(value > 255) value = 255;
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uint8_t externalDac_buf[2] = {0x10,0x00};
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const uint8_t externalDac_buf[] = {
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0x10 | ((channel > 3 ? 7 : 3) - channel << 6) | (value >> 4),
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if(channel > 3)
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0x00 | (value << 4)
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externalDac_buf[0] |= (7 - channel << 6);
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};
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else
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externalDac_buf[0] |= (3 - channel << 6);
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externalDac_buf[0] |= (value >> 4);
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externalDac_buf[1] |= (value << 4);
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// All SPI chip-select HIGH
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// All SPI chip-select HIGH
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digitalWrite( DAC0_SYNC , HIGH );
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cshigh();
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#if EXTRUDERS > 1
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digitalWrite( DAC1_SYNC , HIGH );
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#endif
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digitalWrite( SPI_EEPROM1_CS , HIGH );
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digitalWrite( SPI_EEPROM2_CS , HIGH );
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digitalWrite( SPI_FLASH_CS , HIGH );
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digitalWrite( SS_PIN , HIGH );
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if(channel > 3) { // DAC Piggy E1,E2,E3
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if (channel > 3) { // DAC Piggy E1,E2,E3
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WRITE(DAC1_SYNC, LOW);
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digitalWrite(DAC1_SYNC , LOW);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite(DAC1_SYNC , HIGH);
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WRITE(DAC1_SYNC, HIGH);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite(DAC1_SYNC , LOW);
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WRITE(DAC1_SYNC, LOW);
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}
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}
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else { // DAC onboard X,Y,Z,E0
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else { // DAC onboard X,Y,Z,E0
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WRITE(DAC0_SYNC, LOW);
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digitalWrite(DAC0_SYNC , LOW);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite(DAC0_SYNC , HIGH);
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WRITE(DAC0_SYNC, HIGH);
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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digitalWrite(DAC0_SYNC , LOW);
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WRITE(DAC0_SYNC, LOW);
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}
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}
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delayMicroseconds(2U);
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delayMicroseconds(2U);
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spiSend(SPI_CHAN_DAC,externalDac_buf , 2);
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spiSend(SPI_CHAN_DAC, externalDac_buf, COUNT(externalDac_buf));
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}
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return;
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void dac084s085::cshigh() {
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WRITE(DAC0_SYNC, HIGH);
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#if EXTRUDERS > 1
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WRITE(DAC1_SYNC, HIGH);
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#endif
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WRITE(SPI_EEPROM1_CS, HIGH);
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WRITE(SPI_EEPROM2_CS, HIGH);
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WRITE(SPI_FLASH_CS, HIGH);
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WRITE(SS_PIN, HIGH);
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}
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}
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#endif // MB(ALLIGATOR)
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#endif // MB(ALLIGATOR)
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@ -5,7 +5,9 @@ class dac084s085 {
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public:
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public:
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dac084s085();
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dac084s085();
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static void begin(void);
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static void begin(void);
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static void setValue(uint8_t channel, uint8_t value);
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static void setValue(const uint8_t channel, const uint8_t value);
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private:
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static void cshigh();
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};
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};
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#endif // DAC084S085_H
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#endif // DAC084S085_H
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