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Update RMT initialization code #8927

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merged 4 commits into from
Nov 29, 2023
Merged

Update RMT initialization code #8927

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4a95c3b
Update RMT initialization code
diplfranzhoepfinger Nov 27, 2023
0699db0
checks IDF version within RMT interrupt priority
SuGlider Nov 27, 2023
146e4d9
Merge branch 'master' into master
SuGlider Nov 27, 2023
25288ee
Merge branch 'master' into master
SuGlider Nov 27, 2023
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5 changes: 5 additions & 0 deletions cores/esp32/esp32-hal-rmt.c
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@

#include "esp32-hal-rmt.h"
#include "esp32-hal-periman.h"
#include "esp_idf_version.h"

// Arduino Task Handle indicates if the Arduino Task has been started already
extern TaskHandle_t loopTaskHandle;
Expand Down Expand Up @@ -513,7 +514,9 @@ bool rmtInit(int pin, rmt_ch_dir_t channel_direction, rmt_reserve_memsize_t mem_
tx_cfg.flags.with_dma = 0;
tx_cfg.flags.io_loop_back = 0;
tx_cfg.flags.io_od_mode = 0;
#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 1, 2)
tx_cfg.intr_priority = 0;
#endif

if (rmt_new_tx_channel(&tx_cfg, &bus->rmt_channel_h) != ESP_OK) {
log_e("GPIO %d - RMT TX Initialization error.", pin);
Expand All @@ -538,7 +541,9 @@ bool rmtInit(int pin, rmt_ch_dir_t channel_direction, rmt_reserve_memsize_t mem_
rx_cfg.flags.invert_in = 0;
rx_cfg.flags.with_dma = 0;
rx_cfg.flags.io_loop_back = 0;
#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 1, 2)
rx_cfg.intr_priority = 0;
#endif
// try to allocate the RMT Channel
if (ESP_OK != rmt_new_rx_channel(&rx_cfg, &bus->rmt_channel_h)) {
log_e("GPIO %d RMT - RX Initialization error.", pin);
Expand Down