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Better timings for 160MHz too. 

Values measured:
@80MHz:
	T0H: 337ns, Period: 1.274us
	T1H: 687ns, Period: 1.25us

@160MHz:
	T0H: 349ns, Period: 1.262us
	T1H: 700ns, Period: 1.276us
This commit is contained in:
Thomas Soëte 2015-11-10 22:34:44 +01:00
parent c2f12a3b05
commit 4fd552fcaf
1 changed files with 2 additions and 2 deletions
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4
app/modules/ws2812.c
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@ -31,8 +31,8 @@ static void ICACHE_RAM_ATTR ws2812_write(uint8_t pin, uint8_t *pixels, uint32_t
pixel = *p++;
mask = 0x80;
start_time = 0;
t0h = (1000 * system_get_cpu_freq()) / 3526; // 0.35us (spec=0.35 +- 0.15)
t1h = (1000 * system_get_cpu_freq()) / 1591; // 0.70us (spec=0.70 +- 0.15)
t0h = (1000 * system_get_cpu_freq()) / 3022; // 0.35us (spec=0.35 +- 0.15)
t1h = (1000 * system_get_cpu_freq()) / 1477; // 0.70us (spec=0.70 +- 0.15)
ttot = (1000 * system_get_cpu_freq()) / 800; // 1.25us (MUST be >= 1.25)
while (true) {