From bbd7c9cf861d199c7e671aa175c3d225a3bea14f Mon Sep 17 00:00:00 2001
From: Petapton <14984292+Petapton@users.noreply.github.com>
Date: Wed, 26 Jun 2024 02:08:16 +0200
Subject: [PATCH] Fix float encoding in modbus server (#6986)

---
 esphome/components/modbus_controller/modbus_controller.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/esphome/components/modbus_controller/modbus_controller.cpp b/esphome/components/modbus_controller/modbus_controller.cpp
index 9f73988b03..29d3137603 100644
--- a/esphome/components/modbus_controller/modbus_controller.cpp
+++ b/esphome/components/modbus_controller/modbus_controller.cpp
@@ -116,7 +116,8 @@ void ModbusController::on_modbus_read_registers(uint8_t function_code, uint16_t
         ESP_LOGD(TAG, "Matched register. Address: 0x%02X. Value type: %zu. Register count: %u. Value: %0.1f.",
                  server_register->address, static_cast<uint8_t>(server_register->value_type),
                  server_register->register_count, value);
-        number_to_payload(sixteen_bit_response, value, server_register->value_type);
+        std::vector<uint16_t> payload = float_to_payload(value, server_register->value_type);
+        sixteen_bit_response.insert(sixteen_bit_response.end(), payload.cbegin(), payload.cend());
         current_address += server_register->register_count;
         found = true;
         break;