feedc0de/NeoPixelBus
1
0
Fork 0
forked from Makuna/NeoPixelBus
Code Pull Requests Activity

APA106 Timing Improvements (#406)

Browse Source
This commit is contained in:
Michael Miller
2021-01-16 15:26:25 -08:00
committed by GitHub
parent a0941ca0ee
commit be3c15bb10
3 changed files with 35 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/internal/NeoEsp32RmtMethod.h
View File

@@ -201,8 +201,8 @@ public:
class NeoEsp32RmtSpeedApa106 : public NeoEsp32RmtSpeedBase
{
public:
const static DRAM_ATTR uint32_t RmtBit0 = Item32Val(400, 1250);
const static DRAM_ATTR uint32_t RmtBit1 = Item32Val(1250, 400);
const static DRAM_ATTR uint32_t RmtBit0 = Item32Val(350, 1350);
const static DRAM_ATTR uint32_t RmtBit1 = Item32Val(1350, 350);
const static DRAM_ATTR uint16_t RmtDurationReset = FromNs(50000); // 50us
static void IRAM_ATTR Translate(const void* src,
@@ -307,8 +307,8 @@ public:
class NeoEsp32RmtInvertedSpeedApa106 : public NeoEsp32RmtInvertedSpeedBase
{
public:
const static DRAM_ATTR uint32_t RmtBit0 = Item32Val(400, 1250);
const static DRAM_ATTR uint32_t RmtBit1 = Item32Val(1250, 400);
const static DRAM_ATTR uint32_t RmtBit0 = Item32Val(350, 1350);
const static DRAM_ATTR uint32_t RmtBit1 = Item32Val(1350, 350);
const static DRAM_ATTR uint16_t RmtDurationReset = FromNs(50000); // 50us
static void IRAM_ATTR Translate(const void* src,

28
src/internal/NeoEspBitBangMethod.h
View File

@@ -71,6 +71,14 @@ public:
const static uint32_t Period = (F_CPU / 400000 - CYCLES_LOOPTEST);
};
class NeoEspSpeedApa106
{
public:
const static uint32_t T0H = (F_CPU / 2857143 - CYCLES_LOOPTEST); // 0.35us
const static uint32_t T1H = (F_CPU / 740741 - CYCLES_LOOPTEST); // 1.35
const static uint32_t Period = (F_CPU / 606061 - CYCLES_LOOPTEST); // 1.65us
};
class NeoEspPinset
{
public:
@@ -218,6 +226,11 @@ public:
static const uint32_t ResetTimeUs = 50;
};
class NeoEspBitBangSpeedApa106 : public NeoEspBitBangBase<NeoEspSpeedApa106, NeoEspPinset>
{
public:
static const uint32_t ResetTimeUs = 50;
};
class NeoEspBitBangInvertedSpeedWs2811 : public NeoEspBitBangBase<NeoEspSpeedWs2811, NeoEspPinsetInverted>
{
@@ -256,6 +269,12 @@ public:
static const uint32_t ResetTimeUs = 50;
};
class NeoEspBitBangInvertedSpeedApa106 : public NeoEspBitBangBase<NeoEspSpeedApa106, NeoEspPinsetInverted>
{
public:
static const uint32_t ResetTimeUs = 50;
};
template<typename T_SPEED, typename T_PINSET> class NeoEspBitBangMethodBase
{
public:
@@ -352,11 +371,11 @@ typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeedSk6812, NeoEspPinset> NeoEsp32
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeedTm1814, NeoEspPinsetInverted> NeoEsp32BitBangTm1814Method;
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeed800Kbps, NeoEspPinset> NeoEsp32BitBang800KbpsMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeed400Kbps, NeoEspPinset> NeoEsp32BitBang400KbpsMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeedApa106, NeoEspPinset> NeoEsp32BitBangApa106Method;
typedef NeoEsp32BitBangWs2812xMethod NeoEsp32BitBangWs2813Method;
typedef NeoEsp32BitBang800KbpsMethod NeoEsp32BitBangWs2812Method;
typedef NeoEsp32BitBangSk6812Method NeoEsp32BitBangLc8812Method;
typedef NeoEsp32BitBang400KbpsMethod NeoEsp32BitBangApa106Method;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedWs2811, NeoEspPinsetInverted> NeoEsp32BitBangWs2811InvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedWs2812x, NeoEspPinsetInverted> NeoEsp32BitBangWs2812xInvertedMethod;
@@ -364,11 +383,11 @@ typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedSk6812, NeoEspPinsetIn
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedTm1814, NeoEspPinset> NeoEsp32BitBangTm1814InvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeed800Kbps, NeoEspPinsetInverted> NeoEsp32BitBang800KbpsInvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeed400Kbps, NeoEspPinsetInverted> NeoEsp32BitBang400KbpsInvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedApa106, NeoEspPinsetInverted> NeoEsp32BitBangApa106InvertedMethod;
typedef NeoEsp32BitBangWs2812xInvertedMethod NeoEsp32BitBangWs2813InvertedMethod;
typedef NeoEsp32BitBang800KbpsInvertedMethod NeoEsp32BitBangWs2812InvertedMethod;
typedef NeoEsp32BitBangSk6812InvertedMethod NeoEsp32BitBangLc8812InvertedMethod;
typedef NeoEsp32BitBang400KbpsInvertedMethod NeoEsp32BitBangApa106InvertedMethod;
#else
@@ -378,11 +397,11 @@ typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeedSk6812, NeoEspPinset> NeoEsp82
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeedTm1814, NeoEspPinsetInverted> NeoEsp8266BitBangTm1814Method;
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeed800Kbps, NeoEspPinset> NeoEsp8266BitBang800KbpsMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeed400Kbps, NeoEspPinset> NeoEsp8266BitBang400KbpsMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangSpeedApa106, NeoEspPinset> NeoEsp8266BitBangApa106Method;
typedef NeoEsp8266BitBangWs2812xMethod NeoEsp8266BitBangWs2813Method;
typedef NeoEsp8266BitBang800KbpsMethod NeoEsp8266BitBangWs2812Method;
typedef NeoEsp8266BitBangSk6812Method NeoEsp8266BitBangLc8812Method;
typedef NeoEsp8266BitBang400KbpsMethod NeoEsp8266BitBangApa106Method;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedWs2811, NeoEspPinsetInverted> NeoEsp8266BitBangWs2811InvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedWs2812x, NeoEspPinsetInverted> NeoEsp8266BitBangWs2812xInvertedMethod;
@@ -390,11 +409,12 @@ typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedSk6812, NeoEspPinsetIn
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedTm1814, NeoEspPinset> NeoEsp8266BitBangTm1814InvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeed800Kbps, NeoEspPinsetInverted> NeoEsp8266BitBang800KbpsInvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeed400Kbps, NeoEspPinsetInverted> NeoEsp8266BitBang400KbpsInvertedMethod;
typedef NeoEspBitBangMethodBase<NeoEspBitBangInvertedSpeedApa106, NeoEspPinsetInverted> NeoEsp8266BitBangApa106InvertedMethod;
typedef NeoEsp8266BitBangWs2812xInvertedMethod NeoEsp8266BitBangWs2813InvertedMethod;
typedef NeoEsp8266BitBang800KbpsInvertedMethod NeoEsp8266BitBangWs2812InvertedMethod;
typedef NeoEsp8266BitBangSk6812InvertedMethod NeoEsp8266BitBangLc8812InvertedMethod;
typedef NeoEsp8266BitBang400KbpsInvertedMethod NeoEsp8266BitBangApa106InvertedMethod;
#endif
// ESP bitbang doesn't have defaults and should avoided except for testing

13
src/internal/NeoNrf52xMethod.h
View File

@@ -102,12 +102,13 @@ public:
const static PinStatus IdleLevel = LOW;
};
// count 1 = 0.0625us, so max count (32768) is 2048us
class NeoNrf52xPwmSpeedApa106
{
public:
const static uint32_t CountTop = 26UL; // 1.65us
const static nrf_pwm_values_common_t Bit0 = 6 | 0x8000; // ~0.4us
const static nrf_pwm_values_common_t Bit1 = 20 | 0x8000; // ~1.25us
const static uint32_t CountTop = 26UL; // ~1.525us (target is 1.65us)
const static nrf_pwm_values_common_t Bit0 = 6 | 0x8000; // ~0.375us (target is 0.35)
const static nrf_pwm_values_common_t Bit1 = 21 | 0x8000; // ~1.3125us (target is 1.350)
const static nrf_pwm_values_common_t BitReset = 0x8000; // LOW
const static uint32_t CountReset = 40; // 50us / 1.25us pulse width
const static PinStatus IdleLevel = LOW;
@@ -182,9 +183,9 @@ public:
class NeoNrf52xPwmInvertedSpeedApa106
{
public:
const static uint32_t CountTop = 26UL; // 1.65us
const static nrf_pwm_values_common_t Bit0 = 6; // ~0.4us
const static nrf_pwm_values_common_t Bit1 = 20; // ~1.25us
const static uint32_t CountTop = 26UL; // ~1.525us (target is 1.65us)
const static nrf_pwm_values_common_t Bit0 = 6; // ~0.375us (target is 0.35)
const static nrf_pwm_values_common_t Bit1 = 21; // ~1.3125us (target is 1.350)
const static nrf_pwm_values_common_t BitReset = 0x0000; // HIGH
const static uint32_t CountReset = 40; // 50us / 1.25us pulse width
const static PinStatus IdleLevel = HIGH;