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#ifndef __INC_CHIPSETS_H
#define __INC_CHIPSETS_H
#include "pixeltypes.h"
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// LPD8806 controller class - takes data/clock/select pin values (N.B. should take an SPI definition?)
//
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
template <uint8_t DATA_PIN, uint8_t CLOCK_PIN, EOrder RGB_ORDER = RGB, uint8_t SPI_SPEED = DATA_RATE_MHZ(24) >
class LPD8806Controller : public CLEDController {
typedef SPIOutput<DATA_PIN, CLOCK_PIN, SPI_SPEED> SPI;
class LPD8806_ADJUST {
public:
// LPD8806 spec wants the high bit of every rgb data byte sent out to be set.
__attribute__((always_inline)) inline static uint8_t adjust(register uint8_t data) { return (data>>1) | 0x80; }
__attribute__((always_inline)) inline static uint8_t adjust(register uint8_t data, register uint8_t scale) { return (scale8(data, scale)>>1) | 0x80; }
__attribute__((always_inline)) inline static void postBlock(int len) {
SPI::writeBytesValueRaw(0, ((len+63)>>6));
}
};
SPI mSPI;
int mClearedLeds;
void checkClear(int nLeds) {
if(nLeds > mClearedLeds) {
clearLine(nLeds);
mClearedLeds = nLeds;
}
}
void clearLine(int nLeds) {
int n = ((nLeds + 63) >> 6);
mSPI.writeBytesValue(0, n);
}
public:
LPD8806Controller() {}
virtual void init() {
mSPI.init();
mClearedLeds = 0;
}
virtual void clearLeds(int nLeds) {
mSPI.select();
mSPI.writeBytesValueRaw(0x80, nLeds * 3);
mSPI.writeBytesValueRaw(0, ((nLeds*3+63)>>6));
mSPI.release();
}
virtual void showColor(const struct CRGB & data, int nLeds, uint8_t scale = 255) {
mSPI.select();
uint8_t a = 0x80 | (scale8(data[RGB_BYTE0(RGB_ORDER)], scale) >> 1);
uint8_t b = 0x80 | (scale8(data[RGB_BYTE1(RGB_ORDER)], scale) >> 1);
uint8_t c = 0x80 | (scale8(data[RGB_BYTE2(RGB_ORDER)], scale) >> 1);
int iLeds = 0;
while(iLeds++ < nLeds) {
mSPI.writeByte(a);
mSPI.writeByte(b);
mSPI.writeByte(c);
}
// latch in the world
mSPI.writeBytesValueRaw(0, ((nLeds*3+63)>>6));
mSPI.release();
}
virtual void show(const struct CRGB *data, int nLeds, uint8_t scale = 255) {
mSPI.template writeBytes3<LPD8806_ADJUST, RGB_ORDER>((byte*)data, nLeds * 3, scale);
}
#ifdef SUPPORT_ARGB
virtual void show(const struct CARGB *data, int nLeds, uint8_t scale) {
checkClear(nLeds);
mSPI.template writeBytes3<1, LPD8806_ADJUST, RGB_ORDER>((byte*)data, nLeds * 4, scale);
}
#endif
};
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// WS2801 definition - takes data/clock/select pin values (N.B. should take an SPI definition?)
//
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
template <uint8_t DATA_PIN, uint8_t CLOCK_PIN, EOrder RGB_ORDER = RGB, uint8_t SPI_SPEED = DATA_RATE_MHZ(1)>
class WS2801Controller : public CLEDController {
typedef SPIOutput<DATA_PIN, CLOCK_PIN, SPI_SPEED> SPI;
SPI mSPI;
CMinWait<500> mWaitDelay;
public:
WS2801Controller() {}
virtual void init() {
mSPI.init();
mWaitDelay.mark();
}
virtual void clearLeds(int nLeds) {
mWaitDelay.wait();
mSPI.writeBytesValue(0, nLeds*3);
mWaitDelay.mark();
}
virtual void showColor(const struct CRGB & data, int nLeds, uint8_t scale = 255) {
mWaitDelay.wait();
mSPI.select();
uint8_t a = scale8(data[RGB_BYTE0(RGB_ORDER)], scale);
uint8_t b = scale8(data[RGB_BYTE1(RGB_ORDER)], scale);
uint8_t c = scale8(data[RGB_BYTE2(RGB_ORDER)], scale);
while(nLeds--) {
mSPI.writeByte(a);
mSPI.writeByte(b);
mSPI.writeByte(c);
}
mSPI.waitFully();
mSPI.release();
mWaitDelay.mark();
}
virtual void show(const struct CRGB *data, int nLeds, uint8_t scale) {
mWaitDelay.wait();
mSPI.template writeBytes3<0, RGB_ORDER>((byte*)data, nLeds * 3, scale);
mWaitDelay.mark();
}
#ifdef SUPPORT_ARGB
virtual void show(const struct CRGB *data, int nLeds, uint8_t scale) {
mWaitDelay.wait();
mSPI.template writeBytes3<1, RGB_ORDER>((byte*)data, nLeds * 4, scale);
mWaitDelay.mark();
}
#endif
};
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// SM16716 definition - takes data/clock/select pin values (N.B. should take an SPI definition?)
//
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
template <uint8_t DATA_PIN, uint8_t CLOCK_PIN, EOrder RGB_ORDER = RGB, uint8_t SPI_SPEED = DATA_RATE_MHZ(16)>
class SM16716Controller : public CLEDController {
typedef SPIOutput<DATA_PIN, CLOCK_PIN, SPI_SPEED> SPI;
SPI mSPI;
void writeHeader() {
// Write out 50 zeros to the spi line (6 blocks of 8 followed by two single bit writes)
mSPI.select();
mSPI.writeBytesValueRaw(0, 6);
mSPI.waitFully();
mSPI.template writeBit<0>(0);
mSPI.template writeBit<0>(0);
mSPI.release();
}
public:
SM16716Controller() {}
virtual void init() {
mSPI.init();
}
virtual void clearLeds(int nLeds) {
mSPI.select();
while(nLeds--) {
mSPI.template writeBit<0>(1);
mSPI.writeByte(0);
mSPI.writeByte(0);
mSPI.writeByte(0);
}
mSPI.waitFully();
mSPI.release();
writeHeader();
}
virtual void showColor(const struct CRGB & data, int nLeds, uint8_t scale = 255) {
mSPI.select();
uint8_t a = scale8(data[RGB_BYTE0(RGB_ORDER)], scale);
uint8_t b = scale8(data[RGB_BYTE1(RGB_ORDER)], scale);
uint8_t c = scale8(data[RGB_BYTE2(RGB_ORDER)], scale);
while(nLeds--) {
mSPI.template writeBit<0>(1);
mSPI.writeByte(a);
mSPI.writeByte(b);
mSPI.writeByte(c);
}
writeHeader();
mSPI.release();
}
virtual void show(const struct CRGB *data, int nLeds, uint8_t scale = 255) {
// Make sure the FLAG_START_BIT flag is set to ensure that an extra 1 bit is sent at the start
// of each triplet of bytes for rgb data
// writeHeader();
mSPI.template writeBytes3<FLAG_START_BIT, RGB_ORDER>((byte*)data, nLeds * 3, scale);
writeHeader();
}
#ifdef SUPPORT_ARGB
virtual void show(const struct CARGB *data, int nLeds, uint8_t scale = 255) {
mSPI.writeBytesValue(0, 6);
mSPI.template writeBit<0>(0);
mSPI.template writeBit<0>(0);
// Make sure the FLAG_START_BIT flag is set to ensure that an extra 1 bit is sent at the start
// of each triplet of bytes for rgb data
mSPI.template writeBytes3<1 | FLAG_START_BIT, RGB_ORDER>((byte*)data, nLeds * 4, scale);
}
#endif
};
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Clockless template instantiations
//
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// UCS1903 - 500ns, 1500ns, 500ns
template <uint8_t DATA_PIN, EOrder RGB_ORDER = RGB>
class UCS1903Controller400Khz : public ClocklessController<DATA_PIN, NS(500), NS(1500), NS(500), RGB_ORDER> {};
#if NO_TIME(500, 1500, 500)
#warning "No enough clock cycles available for the UCS103"
#endif
// TM1809 - 312.5ns, 312.5ns, 325ns
template <uint8_t DATA_PIN, EOrder RGB_ORDER = RGB>
class TM1809Controller800Khz : public ClocklessController<DATA_PIN, NS(350), NS(350), NS(550), RGB_ORDER> {};
#if NO_TIME(350, 350, 550)
#warning "No enough clock cycles available for the TM1809"
#endif
// WS2811 - 400ns, 400ns, 450ns
template <uint8_t DATA_PIN, EOrder RGB_ORDER = RGB>
class WS2811Controller800Khz : public ClocklessController<DATA_PIN, NS(400), NS(400), NS(450), RGB_ORDER> {};
#if NO_TIME(400, 400, 450)
#warning "No enough clock cycles available for the WS2811 (800khz)"
#endif
// WS2811@400khz - 800ns, 800ns, 900ns
template <uint8_t DATA_PIN, EOrder RGB_ORDER = RGB>
class WS2811Controller400Khz : public ClocklessController<DATA_PIN, NS(800), NS(800), NS(900), RGB_ORDER> {};
#if NO_TIME(800, 800, 900)
#warning "No enough clock cycles available for the WS2811 (400Khz)"
#endif
// 750NS, 750NS, 750NS
template <uint8_t DATA_PIN, EOrder RGB_ORDER = RGB>
class TM1803Controller400Khz : public ClocklessController<DATA_PIN, NS(750), NS(750), NS(750), RGB_ORDER> {};
#if NO_TIME(750, 750, 750)
#warning "No enough clock cycles available for the UCS103"
#endif
#endif
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