From 2435c6082a7881a61cd9b7e2bf0abb8d3a0e55be Mon Sep 17 00:00:00 2001
From: Tanguy Pruvot <tpruvot@users.noreply.github.com>
Date: Fri, 13 Sep 2019 08:33:33 +0200
Subject: [PATCH] STM32F1: AUTO_BED_LEVELING_UBL build fixes (#15240)
---
Marlin/src/HAL/shared/Marduino.h | 3 +++
Marlin/src/core/serial.h | 4 +++-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/Marlin/src/HAL/shared/Marduino.h b/Marlin/src/HAL/shared/Marduino.h
index 4376579f85..a2de03a2b6 100644
--- a/Marlin/src/HAL/shared/Marduino.h
+++ b/Marlin/src/HAL/shared/Marduino.h
@@ -58,6 +58,9 @@
//#define strchr_P(s,c) strchr(s,c)
#endif
+ #ifndef snprintf_P
+ #define snprintf_P snprintf
+ #endif
#ifndef vsnprintf_P
#define vsnprintf_P vsnprintf
#endif
diff --git a/Marlin/src/core/serial.h b/Marlin/src/core/serial.h
index a690e0fc39..fe99669390 100644
--- a/Marlin/src/core/serial.h
+++ b/Marlin/src/core/serial.h
@@ -75,7 +75,9 @@ extern uint8_t marlin_debug_flags;
#define SERIAL_PRINTF(V...) SERIAL_OUT(printf, V)
#define SERIAL_FLUSH() SERIAL_OUT(flush)
-#if TX_BUFFER_SIZE > 0
+#ifdef __STM32F1__
+ #define SERIAL_FLUSHTX() SERIAL_OUT(flush)
+#elif TX_BUFFER_SIZE > 0
#define SERIAL_FLUSHTX() SERIAL_OUT(flushTX)
#else
#define SERIAL_FLUSHTX()
--
GitLab