Cleanup of code style
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@ -34,7 +34,7 @@
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#if ENABLED(DAC_STEPPER_CURRENT)
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uint16_t mcp4728_values[XYZE];
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uint16_t mcp4728_values[XYZE];
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/**
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* Begin I2C, get current values (input register and eeprom) of mcp4728
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@ -42,16 +42,13 @@ uint16_t mcp4728_values[XYZE];
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void mcp4728_init() {
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Wire.begin();
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Wire.requestFrom(int(DAC_DEV_ADDRESS), 24);
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while(Wire.available()) {
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int deviceID = Wire.read();
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int hiByte = Wire.read();
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int loByte = Wire.read();
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while (Wire.available()) {
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char deviceID = Wire.read(),
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hiByte = Wire.read(),
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loByte = Wire.read();
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int isEEPROM = (deviceID & 0B00001000) >> 3;
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int channel = (deviceID & 0B00110000) >> 4;
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if (isEEPROM != 1) {
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mcp4728_values[channel] = word((hiByte & 0B00001111), loByte);
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}
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if (!(deviceID & 0x08))
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mcp4728_values[(deviceID & 0x30) >> 4] = word((hiByte & 0x0F), loByte);
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}
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}
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@ -71,8 +68,8 @@ uint8_t mcp4728_analogWrite(uint8_t channel, uint16_t value) {
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uint8_t mcp4728_eepromWrite() {
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Wire.beginTransmission(DAC_DEV_ADDRESS);
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Wire.write(SEQWRITE);
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for (uint8_t channel=0; channel <= 3; channel++) {
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Wire.write(DAC_STEPPER_VREF << 7 | 0 << 5 | DAC_STEPPER_GAIN << 4 | highByte(mcp4728_values[channel]));
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for (uint8_t channel = 0; channel < COUNT(channel); channel++) {
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Wire.write(DAC_STEPPER_VREF << 7 | DAC_STEPPER_GAIN << 4 | highByte(mcp4728_values[channel]));
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Wire.write(lowByte(mcp4728_values[channel]));
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}
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return Wire.endTransmission();
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@ -83,7 +80,7 @@ uint8_t mcp4728_eepromWrite() {
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*/
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uint8_t mcp4728_setVref_all(uint8_t value) {
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Wire.beginTransmission(DAC_DEV_ADDRESS);
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Wire.write(VREFWRITE | value << 3 | value << 2 | value << 1 | value);
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Wire.write(GAINWRITE | (value ? 0x0F : 0x00));
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return Wire.endTransmission();
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}
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/**
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@ -91,7 +88,7 @@ uint8_t mcp4728_setVref_all(uint8_t value) {
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*/
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uint8_t mcp4728_setGain_all(uint8_t value) {
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Wire.beginTransmission(DAC_DEV_ADDRESS);
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Wire.write(GAINWRITE | value << 3 | value << 2 | value << 1 | value);
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Wire.write(GAINWRITE | (value ? 0x0F : 0x00));
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return Wire.endTransmission();
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}
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@ -105,21 +102,19 @@ uint16_t mcp4728_getValue(uint8_t channel) { return mcp4728_values[channel]; }
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* Return Vout
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*
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uint16_t mcp4728_getVout(uint8_t channel) {
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uint32_t vref = 2048;
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uint32_t vOut = (vref * mcp4728_values[channel] * (_DAC_STEPPER_GAIN + 1)) / 4096;
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uint32_t vref = 2048,
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vOut = (vref * mcp4728_values[channel] * (_DAC_STEPPER_GAIN + 1)) / 4096;
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if (vOut > defaultVDD) vOut = defaultVDD;
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return vOut;
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}
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*/
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/* Returns DAC values as a 0-100 percentage of drive strength */
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uint16_t mcp4728_getDrvPct(uint8_t channel) {return (uint16_t)(.5+(((float)mcp4728_values[channel]*100)/DAC_STEPPER_MAX));}
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uint16_t mcp4728_getDrvPct(uint8_t channel) { return uint16_t(100.0 * mcp4728_values[channel] / (DAC_STEPPER_MAX) + 0.5); }
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/* Recieves all Drive strengths as 0-100 percent values, updates DAC Values array and calls fastwrite to update the DAC */
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void mcp4728_setDrvPct(int16_t pct[XYZE]) {
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for (uint8_t i=0; i <= 3; i++) {
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mcp4728_values[i] = ((float)pct[i] * DAC_STEPPER_MAX)/100;
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}
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LOOP_XYZE(i) mcp4728_values[i] = 0.01 * pct[i] * (DAC_STEPPER_MAX);
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mcp4728_fastWrite();
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}
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@ -130,7 +125,7 @@ void mcp4728_setDrvPct(int16_t pct[XYZE]) {
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*/
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uint8_t mcp4728_fastWrite() {
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Wire.beginTransmission(DAC_DEV_ADDRESS);
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for (uint8_t channel=0; channel <= 3; channel++) {
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for (uint8_t channel = 0; channel < COUNT(channel); channel++) {
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Wire.write(highByte(mcp4728_values[channel]));
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Wire.write(lowByte(mcp4728_values[channel]));
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}
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@ -73,7 +73,7 @@
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NOMORE(val, 100);
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mcp4728_analogWrite(dac_order[channel], val * DAC_STEPPER_MAX / 100);
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mcp4728_analogWrite(dac_order[channel], val * 0.01 * (DAC_STEPPER_MAX));
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mcp4728_simpleCommand(UPDATE);
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}
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@ -86,10 +86,10 @@
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mcp4728_simpleCommand(UPDATE);
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}
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static float dac_perc(int8_t n) { return 100.0 * mcp4728_getValue(dac_order[n]) / DAC_STEPPER_MAX; }
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static float dac_amps(int8_t n) { return (mcp4728_getDrvPct(dac_order[n])*DAC_STEPPER_MAX) / (8.0 * DAC_STEPPER_SENSE); }
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static float dac_perc(int8_t n) { return 100.0 * mcp4728_getValue(dac_order[n]) * (1.0 / (DAC_STEPPER_MAX)); }
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static float dac_amps(int8_t n) { return mcp4728_getDrvPct(dac_order[n]) * (DAC_STEPPER_MAX) * (0.125 * (DAC_STEPPER_SENSE)); }
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int16_t dac_current_get_percent(int8_t axis) {return mcp4728_getDrvPct(dac_order[axis]); }
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int16_t dac_current_get_percent(AxisEnum axis) { return mcp4728_getDrvPct(dac_order[axis]); }
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void dac_current_set_percents(int16_t pct[XYZE]) {
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LOOP_XYZE(i) dac_channel_pct[i] = pct[dac_order[i]];
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mcp4728_setDrvPct(dac_channel_pct);
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@ -51,7 +51,7 @@ void dac_current_percent(uint8_t channel, float val);
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void dac_current_raw(uint8_t channel, uint16_t val);
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void dac_print_values();
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void dac_commit_eeprom();
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int16_t dac_current_get_percent(int8_t axis) ;
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int16_t dac_current_get_percent(AxisEnum axis);
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void dac_current_set_percents(int16_t pct[XYZE]);
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#endif // STEPPER_DAC_H
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@ -864,7 +864,7 @@ void kill_screen(const char* lcd_msg) {
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*
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*/
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#if ENABLED(DAC_STEPPER_CURRENT)
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static void dac_driver_getValues() {LOOP_XYZE(i) driverPercent[i] = dac_current_get_percent(i); }
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static void dac_driver_getValues() { LOOP_XYZE(i) driverPercent[i] = dac_current_get_percent((AxisEnum)i); }
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static void dac_driver_commit() { dac_current_set_percents(driverPercent); }
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@ -883,7 +883,6 @@ void kill_screen(const char* lcd_msg) {
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}
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#endif
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/**
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*
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* "Prepare" submenu items
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