Only define owrxdone method with IRAM_ATTR in one place

Moves definition to .cpp, as it does not need to be accessible
outside this library.

Author: cleishm

OneWireESP32.cpp

@@ -21,6 +21,8 @@
 #define OW_SLOT_RECOVERY	5
 #define OW_TIMEOUT	50
 
+static IRAM_ATTR bool owrxdone(rmt_channel_handle_t ch, const rmt_rx_done_event_data_t *edata, void *udata);
+
 
 static rmt_symbol_word_t ow_bit0 = {
 	.duration0 = OW_SLOT_START + OW_SLOT_BIT,
@@ -50,7 +52,7 @@ const rmt_receive_config_t owrxconf = {
 
 OneWire32::OneWire32(uint8_t pin){
 	owpin = static_cast<gpio_num_t>(pin);
-	
+
 	rmt_bytes_encoder_config_t bnc = {
 		.bit0 = ow_bit0,
 		.bit1 = ow_bit1,
@@ -68,7 +70,7 @@ OneWire32::OneWire32(uint8_t pin){
 	if(rmt_new_copy_encoder(&cnc, &(owcenc)) != ESP_OK) {
 		return;
 	}
-	
+
 	const rmt_rx_channel_config_t rxconf = {
 		.gpio_num = owpin,
 		.clk_src = RMT_CLK_SRC_DEFAULT,
@@ -112,7 +114,7 @@ OneWire32::OneWire32(uint8_t pin){
 	if(rmt_enable(owrx) != ESP_OK) {
 		return;
 	}
-	
+
 	if(rmt_enable(owtx) != ESP_OK) {
 		return;
 	}
@@ -126,7 +128,7 @@ OneWire32::OneWire32(uint8_t pin){
 	rmt_transmit(owtx, owcenc, &release_symbol, sizeof(rmt_symbol_word_t), &owtxconf);
 
 	drv = 1;
-	
+
 }
 
 
@@ -160,7 +162,7 @@ bool owrxdone(rmt_channel_handle_t ch, const rmt_rx_done_event_data_t *edata, vo
 
 
 bool OneWire32::reset(){
-	
+
 	rmt_symbol_word_t symbol_reset = {
 		.duration0 = OW_RESET_PULSE,
 		.level0 = 0,
@@ -186,13 +188,13 @@ bool OneWire32::reset(){
 					found = true;
 				}
 			}
-		}		
+		}
 		if(rmt_tx_wait_all_done(owtx, OW_TIMEOUT) != ESP_OK) {
 			found = false;
 		}
-		
+
 	}
-	return found;	
+	return found;
 
 }
 
@@ -221,7 +223,7 @@ bool OneWire32::read(uint8_t &data, uint8_t len){
 
 
 bool OneWire32::write(const uint8_t data, uint8_t len){
-	
+
 	if(len < 8){
 		const rmt_symbol_word_t *sb;
 		for(uint8_t i = 0; i < len; i++){

OneWireESP32.h

@@ -18,8 +18,6 @@
 #define MAX_BLOCKS	48
 #endif
 
-IRAM_ATTR bool owrxdone(rmt_channel_handle_t ch, const rmt_rx_done_event_data_t *edata, void *udata);
-
 class OneWire32 {
 	private:
 		gpio_num_t owpin;