bissen21/Marlin_Firmware
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Cleanup of code style

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This commit is contained in:
Scott Lahteine
2016-10-07 15:57:24 -05:00
parent 13c9dcc600
commit a1b50f1102
4 changed files with 25 additions and 31 deletions
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37
Marlin/dac_mcp4728.cpp
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@@ -34,7 +34,7 @@
#if ENABLED(DAC_STEPPER_CURRENT)
uint16_t mcp4728_values[XYZE];
uint16_t mcp4728_values[XYZE];
/**
* Begin I2C, get current values (input register and eeprom) of mcp4728
@@ -42,16 +42,13 @@ uint16_t mcp4728_values[XYZE];
void mcp4728_init() {
Wire.begin();
Wire.requestFrom(int(DAC_DEV_ADDRESS), 24);
while(Wire.available()) {
int deviceID = Wire.read();
int hiByte = Wire.read();
int loByte = Wire.read();
while (Wire.available()) {
char deviceID = Wire.read(),
hiByte = Wire.read(),
loByte = Wire.read();
int isEEPROM = (deviceID & 0B00001000) >> 3;
int channel = (deviceID & 0B00110000) >> 4;
if (isEEPROM != 1) {
mcp4728_values[channel] = word((hiByte & 0B00001111), loByte);
}
if (!(deviceID & 0x08))
mcp4728_values[(deviceID & 0x30) >> 4] = word((hiByte & 0x0F), loByte);
}
}
@@ -71,8 +68,8 @@ uint8_t mcp4728_analogWrite(uint8_t channel, uint16_t value) {
uint8_t mcp4728_eepromWrite() {
Wire.beginTransmission(DAC_DEV_ADDRESS);
Wire.write(SEQWRITE);
for (uint8_t channel=0; channel <= 3; channel++) {
Wire.write(DAC_STEPPER_VREF << 7 | 0 << 5 | DAC_STEPPER_GAIN << 4 | highByte(mcp4728_values[channel]));
for (uint8_t channel = 0; channel < COUNT(channel); channel++) {
Wire.write(DAC_STEPPER_VREF << 7 | DAC_STEPPER_GAIN << 4 | highByte(mcp4728_values[channel]));
Wire.write(lowByte(mcp4728_values[channel]));
}
return Wire.endTransmission();
@@ -83,7 +80,7 @@ uint8_t mcp4728_eepromWrite() {
*/
uint8_t mcp4728_setVref_all(uint8_t value) {
Wire.beginTransmission(DAC_DEV_ADDRESS);
Wire.write(VREFWRITE | value << 3 | value << 2 | value << 1 | value);
Wire.write(GAINWRITE | (value ? 0x0F : 0x00));
return Wire.endTransmission();
}
/**
@@ -91,7 +88,7 @@ uint8_t mcp4728_setVref_all(uint8_t value) {
*/
uint8_t mcp4728_setGain_all(uint8_t value) {
Wire.beginTransmission(DAC_DEV_ADDRESS);
Wire.write(GAINWRITE | value << 3 | value << 2 | value << 1 | value);
Wire.write(GAINWRITE | (value ? 0x0F : 0x00));
return Wire.endTransmission();
}
@@ -105,21 +102,19 @@ uint16_t mcp4728_getValue(uint8_t channel) { return mcp4728_values[channel]; }
* Return Vout
*
uint16_t mcp4728_getVout(uint8_t channel) {
uint32_t vref = 2048;
uint32_t vOut = (vref * mcp4728_values[channel] * (_DAC_STEPPER_GAIN + 1)) / 4096;
uint32_t vref = 2048,
vOut = (vref * mcp4728_values[channel] * (_DAC_STEPPER_GAIN + 1)) / 4096;
if (vOut > defaultVDD) vOut = defaultVDD;
return vOut;
}
*/
/* Returns DAC values as a 0-100 percentage of drive strength */
uint16_t mcp4728_getDrvPct(uint8_t channel) {return (uint16_t)(.5+(((float)mcp4728_values[channel]*100)/DAC_STEPPER_MAX));}
uint16_t mcp4728_getDrvPct(uint8_t channel) { return uint16_t(100.0 * mcp4728_values[channel] / (DAC_STEPPER_MAX) + 0.5); }
/* Recieves all Drive strengths as 0-100 percent values, updates DAC Values array and calls fastwrite to update the DAC */
void mcp4728_setDrvPct(int16_t pct[XYZE]) {
for (uint8_t i=0; i <= 3; i++) {
mcp4728_values[i] = ((float)pct[i] * DAC_STEPPER_MAX)/100;
}
LOOP_XYZE(i) mcp4728_values[i] = 0.01 * pct[i] * (DAC_STEPPER_MAX);
mcp4728_fastWrite();
}
@@ -130,7 +125,7 @@ void mcp4728_setDrvPct(int16_t pct[XYZE]) {
*/
uint8_t mcp4728_fastWrite() {
Wire.beginTransmission(DAC_DEV_ADDRESS);
for (uint8_t channel=0; channel <= 3; channel++) {
for (uint8_t channel = 0; channel < COUNT(channel); channel++) {
Wire.write(highByte(mcp4728_values[channel]));
Wire.write(lowByte(mcp4728_values[channel]));
}