ScStw/ESP32-HUB75-MatrixPanel-DMA
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Fix watchdog doublebuff issue

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Fix for #253
This commit is contained in:
Sol Huebner 2022-02-01 11:20:04 -05:00 committed by GitHub
parent c682a7e5e3
commit 4636054509
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 7 deletions
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9
esp32_i2s_parallel_dma.c
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@ -48,13 +48,8 @@ static void IRAM_ATTR irq_hndlr(void* arg) { // if we use I2S1 (default)
//i2s_port_t port = *((i2s_port_t*) arg);
/* Compiler pre-processor check. Saves a few cycles, no need to cast void ptr to i2s_port_t and then check 120 times second... */
#if ESP32_I2S_DEVICE == I2S_NUM_0
SET_PERI_REG_BITS(I2S_INT_CLR_REG(1), I2S_OUT_EOF_INT_CLR_V, 1, I2S_OUT_EOF_INT_CLR_S);
#else
// For I2S0
SET_PERI_REG_BITS(I2S_INT_CLR_REG(0), I2S_OUT_EOF_INT_CLR_V, 1, I2S_OUT_EOF_INT_CLR_S);
#endif
/* Saves a few cycles, no need to cast void ptr to i2s_port_t and then check 120 times second... */
SET_PERI_REG_BITS(I2S_INT_CLR_REG(ESP32_I2S_DEVICE), I2S_OUT_EOF_INT_CLR_V, 1, I2S_OUT_EOF_INT_CLR_S);
previousBufferFree = true;