From 0ae620031bf73dc0213c97cbd0c5cdcb1e0ba5a0 Mon Sep 17 00:00:00 2001
From: Chris Leishman <chris@leishman.org>
Date: Wed, 5 Nov 2025 12:35:01 +0000
Subject: [PATCH 1/3] Add missing field initializers

Resolves #18
---
 OneWireESP32.cpp | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/OneWireESP32.cpp b/OneWireESP32.cpp
index 9f033d3..a182a74 100644
--- a/OneWireESP32.cpp
+++ b/OneWireESP32.cpp
@@ -39,12 +39,16 @@ static rmt_symbol_word_t ow_bit1 = {
 const rmt_transmit_config_t owtxconf = {
 	.loop_count = 0,
 	.flags = {
-		.eot_level = 1
+		.eot_level = 1,
+		.queue_nonblocking = false
 	}
 };
 const rmt_receive_config_t owrxconf = {
 	.signal_range_min_ns = 1000,
 	.signal_range_max_ns = (OW_RESET_PULSE + OW_RESET_WAIT) * 1000,
+	.flags = {
+		.en_partial_rx = false
+	}
 };
 
 
@@ -73,7 +77,14 @@ OneWire32::OneWire32(uint8_t pin){
 		.gpio_num = owpin,
 		.clk_src = RMT_CLK_SRC_DEFAULT,
 		.resolution_hz = 1000000,
-		.mem_block_symbols = MAX_BLOCKS
+		.mem_block_symbols = MAX_BLOCKS,
+		.intr_priority = 0,
+		.flags = {
+			.invert_in = 0,
+			.with_dma = 0,
+			.io_loop_back = 0,
+			.allow_pd = 0
+		}
 	};
 
 	if(rmt_new_rx_channel(&rxconf, &(owrx)) != ESP_OK) {
@@ -86,9 +97,13 @@ OneWire32::OneWire32(uint8_t pin){
 		.resolution_hz = 1000000,
 		.mem_block_symbols = MAX_BLOCKS,
 		.trans_queue_depth = 4,
+		.intr_priority = 0,
 		.flags = {
+			.invert_out = 0,
+			.with_dma = 0,
 			.io_loop_back = 1,
-			.io_od_mode = 1
+			.io_od_mode = 1,
+			.allow_pd = 0
 		}
 	};
 

From 9c04b3942ec244d4bc0c5bfb8e8d8d8e450bb15f Mon Sep 17 00:00:00 2001
From: Chris Leishman <chris@leishman.org>
Date: Wed, 5 Nov 2025 13:07:26 +0000
Subject: [PATCH 2/3] Set rmt_transmit_config_t::queue_nonblocking to true

---
 OneWireESP32.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/OneWireESP32.cpp b/OneWireESP32.cpp
index a182a74..4f14d3d 100644
--- a/OneWireESP32.cpp
+++ b/OneWireESP32.cpp
@@ -40,7 +40,7 @@ const rmt_transmit_config_t owtxconf = {
 	.loop_count = 0,
 	.flags = {
 		.eot_level = 1,
-		.queue_nonblocking = false
+		.queue_nonblocking = true
 	}
 };
 const rmt_receive_config_t owrxconf = {

From 37e58f07232358fcd2d4350cf907002a507a9b54 Mon Sep 17 00:00:00 2001
From: Chris Leishman <chris@leishman.org>
Date: Wed, 5 Nov 2025 13:12:21 +0000
Subject: [PATCH 3/3] Wrap .allow_pd fields with check for
 ESP_IDF_VERSION_VAL(5, 4, 0)

---
 OneWireESP32.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/OneWireESP32.cpp b/OneWireESP32.cpp
index 4f14d3d..377ae7b 100644
--- a/OneWireESP32.cpp
+++ b/OneWireESP32.cpp
@@ -83,7 +83,9 @@ OneWire32::OneWire32(uint8_t pin){
 			.invert_in = 0,
 			.with_dma = 0,
 			.io_loop_back = 0,
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 4, 0)
 			.allow_pd = 0
+#endif
 		}
 	};
 
@@ -103,7 +105,9 @@ OneWire32::OneWire32(uint8_t pin){
 			.with_dma = 0,
 			.io_loop_back = 1,
 			.io_od_mode = 1,
+#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 4, 0)
 			.allow_pd = 0
+#endif
 		}
 	};