ScStw/ESP32-HUB75-MatrixPanel-DMA
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Update ESP32-HUB75-MatrixPanel-I2S-DMA.cpp

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mrfaptastic 2022-10-05 22:04:41 +01:00
parent 69e75cde12
commit 4772d1d643
1 changed files with 3 additions and 1 deletions
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src/ESP32-HUB75-MatrixPanel-I2S-DMA.cpp
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@ -34,6 +34,8 @@ bool MatrixPanel_I2S_DMA::allocateDMAmemory()
} }
// calculate the lowest LSBMSB_TRANSITION_BIT value that will fit in memory that will meet or exceed the configured refresh rate // calculate the lowest LSBMSB_TRANSITION_BIT value that will fit in memory that will meet or exceed the configured refresh rate
#if !defined(FORCE_COLOUR_DEPTH)
while(1) { while(1) {
int psPerClock = 1000000000000UL/m_cfg.i2sspeed; int psPerClock = 1000000000000UL/m_cfg.i2sspeed;
int nsPerLatch = ((PIXELS_PER_ROW + CLKS_DURING_LATCH) * psPerClock) / 1000; int nsPerLatch = ((PIXELS_PER_ROW + CLKS_DURING_LATCH) * psPerClock) / 1000;
@ -59,7 +61,7 @@ bool MatrixPanel_I2S_DMA::allocateDMAmemory()
else else
break; break;
} }
#endif
/*** /***