static int doChip(const sensors_chip_name *chip, int action)
{
int ret = 0;
if (action == DO_SET) {
ret = setChip(chip);
} else {
int index0, chipindex = -1;
for (index0 = 0; knownChips[index0].features; ++index0) {
/*
* Trick: we compare addresses here. We know it works
* because both pointers were returned by
* sensors_get_detected_chips(), so they refer to
* libsensors internal structures, which do not move.
*/
if (knownChips[index0].name == chip) {
chipindex = index0;
break;
}
}
if (chipindex >= 0) {
ret = doKnownChip(chip, &knownChips[chipindex],
action);
}
}
return ret;
}
//1/2 chip with software SPI GPIO (3 wire)
LiquidCrystalNew_SSPI::LiquidCrystalNew_SSPI(const byte mosiPin,const byte clockPin,const byte csPin,const byte chip,const byte adrs){
if (chip == 0 || chip == 255){
_en2 = 255;
_multipleChip = 0;
} else {
_en2 = (1 << LCDPIN_EN2);
_multipleChip = 1;
}
_cs = csPin;
_clk = clockPin;
_mosi = mosiPin;
_en1 = (1 << LCDPIN_EN);
_adrs = adrs;
_scroll_count = 0; //to fix the bug if we scroll and then setCursor w/o home() or clear()
_x = 0;
_y = 0;
_setCursFlag = 0;
_direction = LCD_Right;
setChip(0);
#if defined(BACKGND_LGHTINV)
_backLight = 0;
#else
_backLight = 1;
#endif
//settings the offsets
_row_offsets[0] = 00; // DDRAM addresses inside the HD44780 are strange: 0-nColumns-1 on line 0
_row_offsets[1] = 0x40; // 64-(63+nColumns) for line 1
_row_offsets[2] = 0x14; // 20- (19+nColumns) for line 2 --- NOTHING FROM 40-63 !
_row_offsets[3] = 0x54; // 84 - (83+nColumns) for line 3 -- so 80 characters tops out at #103 !
_theData = 0b00000000;// main data of the GPIO DATA PORT, better start with all 0,s
}
Chip::Chip(int chipID)
{
//set defaults in case invalid ID was given
name = "N/A";
damage = 0;
ID = 0;
chipClass = "N/A";
setChip(chipID);
}
void LiquidCrystalNew_SSPI::begin(uint8_t cols, uint8_t lines, uint8_t dotsize) {
pinMode(_cs,OUTPUT);
pinMode(_clk,OUTPUT);
pinMode(_mosi,OUTPUT);
#if defined(__FASTSWRITE2__)
BLOCK_IRQS();
sclkport = digitalPinToPort(_clk);
sclkpin = digitalPinToBitMask(_clk);
mosiport = digitalPinToPort(_mosi);
mosipin = digitalPinToBitMask(_mosi);
csport = digitalPinToPort(_cs);
cspin = digitalPinToBitMask(_cs);
*portOutputRegister(csport) |= cspin;//hi
ENABLE_IRQS();
#else
digitalWrite(_cs, HIGH);
#endif
// ---- now prepare GPIO chip and initialize it
if (_adrs > 0 && _adrs < 255){
writeByte(0x05,0b00101000);//HAEN -> ON (IOCON)
} else {
writeByte(0x05,0b00100000);//use dedicated CS pin (not shared)
_adrs = 0x20;//default chip adrs when not using HAEN
}
writeByte(0x00,0x00);//first, set all GPIO's pin as outs (IODIR)
writeByte(0x09,0b00000000);//finally, set all GPIO's out as LOW
_lcd_cols = cols; //there is an implied lack of trust; the private version can't be munged up by the user.
_lcd_lines = lines;
_row_offsets[2] = _lcd_cols + _row_offsets[0]; //should auto-adjust for 16/20 or whatever columns now
_row_offsets[3] = _lcd_cols + _row_offsets[1];
initChip(dotsize,_en1);
//manage second chip if exists
if (_multipleChip) {
_row_offsets[2] = 0;
_row_offsets[3] = 0x40; //each line gets its own little 40 char section of DDRAM--would be fine if there were a 4x32, I suppose
setChip(2);
initChip(dotsize,_en2);//initialize the second HD44780 chip
}
}
void LiquidCrystalNew_T3TWI::begin(uint8_t cols, uint8_t lines, uint8_t dotsize) {
#if defined(__TEENSY3X__)
const i2c_pins temp3[2] = {I2C_PINS_18_19,I2C_PINS_16_17};
const i2c_pullup temp4[2] = {I2C_PULLUP_EXT,I2C_PULLUP_INT};
const i2c_rate temp5[11] = {I2C_RATE_100,I2C_RATE_200,I2C_RATE_300,I2C_RATE_400,I2C_RATE_600,I2C_RATE_800,I2C_RATE_1000,I2C_RATE_1200,I2C_RATE_1500,I2C_RATE_2000,I2C_RATE_2400};
Wire.begin(I2C_MASTER,0x00,temp3[_pins],temp4[_pullup],temp5[_rate]);
#else
#if !defined(ENERGIA) // LaunchPad, FraunchPad and StellarPad specific
Wire.begin();
#if ARDUINO >= 157
Wire.setClock(400000UL); // Set I2C frequency to 400kHz
#else
TWBR = ((F_CPU / 400000UL) - 16) / 2; // Set I2C frequency to 400kHz
//TWBR = 12;
#endif
#else
Wire.setModule(3);
Wire.begin();
#endif
#endif
delay(100);
if (!_chipType) writeByte(0x05,0b00100000);//use dedicated cs //MCP23008
writeByte(0x00,0x00);//set as out (IODIR)
writeByte(0x09,0b00000000);//write all low to GPIO
_lcd_cols = cols; //there is an implied lack of trust; the private version can't be munged up by the user.
_lcd_lines = lines;
_row_offsets[2] = _lcd_cols + _row_offsets[0]; //should autoadjust for 16/20 or whatever columns now
_row_offsets[3] = _lcd_cols + _row_offsets[1];
initChip(dotsize,_en1);
//manage second chip if exists
if (_multipleChip) {
_row_offsets[2] = 0;
_row_offsets[3] = 0x40; //each line gets its own little 40 char section of DDRAM--would be fine if there were a 4x32, I suppose
setChip(2);
initChip(dotsize,_en2);//initialize the second HD44780 chip
}
}
//1/2 chip with software SPI GPIO (3 wire)
LiquidCrystalNew_T3TWI::LiquidCrystalNew_T3TWI(const byte adrs,byte pins,byte pullup,byte rate,const byte chip,const byte chipType){
if (pins > 1) pins = 0;
if (pullup > 1) pullup = 0;
if (rate > 10) rate = 0;
_pins = pins;
_pullup = pullup;
_rate = rate;
if (chip == 0 || chip == 255){
_en2 = 255;
_multipleChip = 0;
} else {
_en2 = (1 << LCDPIN_EN2);
_multipleChip = 1;
}
_en1 = (1 << LCDPIN_EN);
_adrs = adrs;
_chipType = chipType;
if ((chipType == PCF8574A) && (adrs < 0x38)) _adrs = 0x38;
_scroll_count = 0; //to fix the bug if we scroll and then setCursor w/o home() or clear()
_x = 0;
_y = 0;
_setCursFlag = 0;
_direction = LCD_Right;
setChip(0);
#ifdef BACKGND_LGHTINV
_backLight = 0;
#else
_backLight = 1;
#endif
//settings the offsets
_row_offsets[0] = 00; // DDRAM addresses inside the HD44780 are strange: 0-nColumns-1 on line 0
_row_offsets[1] = 0x40; // 64-(63+nColumns) for line 1
_row_offsets[2] = 0x14; // 20- (19+nColumns) for line 2 --- NOTHING FROM 40-63 !
_row_offsets[3] = 0x54; // 84 - (83+nColumns) for line 3 -- so 80 characters tops out at #103 !
_theData = 0b00000000;// main data of the GPIO DATA PORT, better start with all 0,s
}
void Chip::setRandom()
{
setChip(rand()%306+1);
}
