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esp8266 support

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Makuna
2015-04-30 14:41:03 -07:00
parent 2085fc524e
commit 236d9f7849
1 changed files with 93 additions and 5 deletions
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94
NeoPixelBus.cpp
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@@ -73,6 +73,39 @@ void NeoPixelBus::Begin(void)
Dirty();
}
#if defined(ESP8266)
#pragma optimize( "", off )
void send_ws_0_800(uint8_t gpio) {
uint8_t i;
i = 4; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TS_ADDRESS, 1 << gpio);
i = 9; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TC_ADDRESS, 1 << gpio);
}
void send_ws_1_800(uint8_t gpio) {
uint8_t i;
i = 8; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TS_ADDRESS, 1 << gpio);
i = 5; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TC_ADDRESS, 1 << gpio);
}
void send_ws_0_400(uint8_t gpio) {
uint8_t i;
i = 8; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TS_ADDRESS, 1 << gpio);
i = 17; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TC_ADDRESS, 1 << gpio);
}
void send_ws_1_400(uint8_t gpio) {
uint8_t i;
i = 16; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TS_ADDRESS, 1 << gpio);
i = 9; while (i--) GPIO_REG_WRITE(GPIO_OUT_W1TC_ADDRESS, 1 << gpio);
}
#pragma optimize( "", on )
#endif
#if defined(ESP8266)
#pragma optimize( "", off )
#endif
void NeoPixelBus::Show(void)
{
if (!_pixels)
@@ -702,12 +735,64 @@ void NeoPixelBus::Show(void)
#error "CPU SPEED NOT SUPPORTED"
#endif
#elif defined(ESP8266)
uint8_t* p = _pixels;
uint8_t* end = p + _sizePixels;
#ifdef INCLUDE_NEO_KHZ400_SUPPORT
if ((_flagsPixels & NEO_SPDMASK) == NEO_KHZ800)
{
#endif
// 800 KHz bitstream
while (p < end)
{
uint8_t subpix = *p++;
for (uint8_t mask = 0x80; mask; mask >>= 1)
{
if (subpix & mask)
{
send_ws_1_800(_pin);
}
else
{
send_ws_0_800(_pin);
}
}
}
#ifdef INCLUDE_NEO_KHZ400_SUPPORT
}
else
{
// 400 kHz bitstream
while (p < end)
{
uint8_t subpix = *p++;
for (uint8_t mask = 0x80; mask; mask >>= 1)
{
if (subpix & mask)
{
send_ws_1_400(_pin);
}
else
{
send_ws_0_400(_pin);
}
}
}
}
#endif
#elif defined(__arm__)
#if defined(__MK20DX128__) || defined(__MK20DX256__) // Teensy 3.0 & 3.1
#define CYCLES_800_T0H (F_CPU / 2500000)
#define CYCLES_800_T1H (F_CPU / 1250000)
#define CYCLES_800 (F_CPU / 800000)
#define CYCLES_800_T0H (F_CPU / 2500000) // 0.4us
#define CYCLES_800_T1H (F_CPU / 1250000) // 0.8us
#define CYCLES_800 (F_CPU / 800000) // 12.5us per bit
#define CYCLES_400_T0H (F_CPU / 2000000)
#define CYCLES_400_T1H (F_CPU / 833333)
#define CYCLES_400 (F_CPU / 400000)
@@ -856,6 +941,9 @@ void NeoPixelBus::Show(void)
ResetDirty();
_endTime = micros(); // Save EOD time for latch on next call
}
#if defined(ESP8266)
#pragma optimize( "", on )
#endif
// Set the output pin number
void NeoPixelBus::setPin(uint8_t p)