USE_DEBUG for LPC43337_m4 MCU (1)

etc/ld/lpc4337_m4_semihost_lib.ld

@@ -0,0 +1,15 @@
+/*
+ * GENERATED FILE - DO NOT EDIT
+ * (c) Code Red Technologies Ltd, 2008-13
+ * (c) NXP Semiconductors 2013-2015
+ * Generated linker script file for LPC4337
+ * Created from LibIncTemplate.ld (LPCXpresso v7.6 (2 [Build 326] [2015-02-02] ))
+ * By LPCXpresso v7.6.2 [Build 326] [2015-02-02]  on Wed Aug 26 15:59:13 ART 2015
+ */
+
+
+ GROUP(
+ libcr_nohost.a
+ libcr_c.a
+ libcr_eabihelpers.a
+ )

etc/target/lpc4337_m4.mk

@@ -57,12 +57,22 @@ LFLAGS  := -nostdlib -fno-builtin -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 \
 			  -Wl,--gc-sections
 
 # Linker scripts
-ifndef LINK_RAM
-LD_FILE := -Tetc/ld/lpc4337_m4_lib.ld -Tetc/ld/lpc4337_m4_mem.ld \
+ifdef USE_DEBUG
+LD_FILE := -Tetc/ld/lpc4337_m4_semihost_lib.ld -Tetc/ld/lpc4337_m4_mem.ld \
            -Tetc/ld/lpc4337_m4.ld
 else
+ifdef USE_SEMIHOSTING
+LD_FILE := -Tetc/ld/lpc4337_m4_semihost_lib.ld -Tetc/ld/lpc4337_m4_mem.ld \
+           -Tetc/ld/lpc4337_m4.ld
+else 
+ifdef LINK_RAM
 LD_FILE := -Tetc/ld/lpc4337_m4_lib.ld -Tetc/ld/lpc4337_m4_mem.ld \
            -Tetc/ld/lpc4337_m4_RAM.ld
+else
+LD_FILE := -Tetc/ld/lpc4337_m4_lib.ld -Tetc/ld/lpc4337_m4_mem.ld \
+           -Tetc/ld/lpc4337_m4.ld
+endif
+endif
 endif
 
 # OpenOCD configuration file

examples/blinky_debug/Makefile

@@ -0,0 +1,48 @@
+# Copyright 2016, Pablo Ridolfi
+# All rights reserved.
+#
+# This file is part of Workspace.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice,
+#    this list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright notice,
+#    this list of conditions and the following disclaimer in the documentation
+#    and/or other materials provided with the distribution.
+#
+# 3. Neither the name of the copyright holder nor the names of its
+#    contributors may be used to endorse or promote products derived from this
+#    software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+# application name
+PROJECT_NAME := $(notdir $(PROJECT))
+
+# Modules needed by the application
+PROJECT_MODULES := modules/$(TARGET)/base \
+                   modules/$(TARGET)/board \
+                   modules/$(TARGET)/chip
+
+# source files folder
+PROJECT_SRC_FOLDERS := $(PROJECT)/src
+
+# header files folder
+PROJECT_INC_FOLDERS := $(PROJECT)/inc
+
+# source files
+PROJECT_C_FILES := $(wildcard $(PROJECT)/src/*.c)
+PROJECT_ASM_FILES := $(wildcard $(PROJECT)/src/*.S)

examples/blinky_debug/inc/main.h

@@ -0,0 +1,75 @@
+/* Copyright 2016, Pablo Ridolfi
+ * All rights reserved.
+ *
+ * This file is part of Workspace.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef _MAIN_H_
+#define _MAIN_H_
+
+/** \addtogroup blink Bare-metal blink example
+ ** @{ */
+
+/*==================[inclusions]=============================================*/
+
+/*==================[cplusplus]==============================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*==================[macros]=================================================*/
+
+/** delay in milliseconds */
+#define DELAY_MS 500
+
+/** led number to toggle */
+#define LED 0
+
+/*==================[typedef]================================================*/
+
+/*==================[external data declaration]==============================*/
+
+/*==================[external functions declaration]=========================*/
+
+/** @brief main function
+ * @return main function should never return
+ */
+int main(void);
+
+/*==================[cplusplus]==============================================*/
+
+#ifdef __cplusplus
+}
+#endif
+
+/** @} doxygen end group definition */
+/*==================[end of file]============================================*/
+#endif /* #ifndef _MAIN_H_ */

examples/blinky_debug/src/main.c

@@ -0,0 +1,109 @@
+/* Copyright 2016, Pablo Ridolfi
+ * All rights reserved.
+ *
+ * This file is part of Workspace.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/** @brief This is a simple blink example.
+ */
+
+/** \addtogroup blink Bare-metal blink example
+ ** @{ */
+
+/*==================[inclusions]=============================================*/
+
+#include "main.h"
+#include "board.h"
+
+/*==================[macros and definitions]=================================*/
+
+/*==================[internal data declaration]==============================*/
+
+/*==================[internal functions declaration]=========================*/
+
+/** @brief hardware initialization function
+ *	@return none
+ */
+static void initHardware(void);
+
+/** @brief delay function
+ * @param t desired milliseconds to wait
+ */
+static void pausems(uint32_t t);
+
+/*==================[internal data definition]===============================*/
+
+/** @brief used for delay counter */
+static uint32_t pausems_count;
+
+static char WelcomeMenu[] = "\r\nHello - DEBUG DEMO \r\n";
+/*==================[external data definition]===============================*/
+
+/*==================[internal functions definition]==========================*/
+
+static void initHardware(void)
+{
+	Board_Init();
+	SystemCoreClockUpdate();
+	SysTick_Config(SystemCoreClock / 1000);
+}
+
+static void pausems(uint32_t t)
+{
+	pausems_count = t;
+	while (pausems_count != 0) {
+		__WFI();
+	}
+}
+
+/*==================[external functions definition]==========================*/
+
+void SysTick_Handler(void)
+{
+	if(pausems_count > 0) pausems_count--;
+}
+
+int main(void)
+{
+	initHardware();
+
+	DEBUGOUT(WelcomeMenu);
+	while (1)
+	{
+		Board_LED_Toggle(LED);
+		pausems(DELAY_MS);
+
+		DEBUGOUT("\r\nDEBUG DEMO running!");
+	}
+}
+
+/** @} doxygen end group definition */
+
+/*==================[end of file]============================================*/

modules/lpc4337_m4/board/inc/board.h

@@ -56,7 +56,7 @@ extern "C" {
     DEBUGIN macros. If not defined, DEBUG* functions will be optimized
 	out of the code at build time.
  */
-//#define DEBUG_ENABLE
+#define DEBUG_ENABLE
 
 /** Define DEBUG_SEMIHOSTING along with DEBUG_ENABLE to enable IO support
     via semihosting. You may need to use a C library that supports
@@ -67,7 +67,7 @@ extern "C" {
 /** Board UART used for debug output and input using the DEBUG* macros. This
     is also the port used for Board_UARTPutChar, Board_UARTGetChar, and
 	Board_UARTPutSTR functions. */
-#define DEBUG_UART LPC_USART0
+#define DEBUG_UART LPC_USART2
 
 /**
  * @}

modules/lpc4337_m4/board/src/board.c

@@ -47,20 +47,24 @@ typedef struct {
 } io_port_t;
 
 static const io_port_t gpioLEDBits[] = {{5,0},{5,1},{5,2},{0,14},{1,11},{1,12}};
-static uint32_t lcd_cfg_val;
 static const io_port_t gpioBtnBits[] = {{0,4},{0,8},{0,9},{1,9}};
 static const uint8_t gpioBtnIDs[] = {TEC1_PRESSED, TEC2_PRESSED, TEC3_PRESSED, TEC4_PRESSED};
 
 void Board_UART_Init(LPC_USART_T *pUART)
 {
 	if (pUART == LPC_USART0) {
-		Chip_SCU_PinMuxSet(0x6, 4, (SCU_MODE_PULLDOWN | SCU_MODE_FUNC2));					/* P6.5 : UART0_TXD */
+		Chip_SCU_PinMuxSet(0x6, 4, (SCU_MODE_PULLDOWN | SCU_MODE_FUNC2));				/* P6.5 : UART0_TXD */
 		Chip_SCU_PinMuxSet(0x6, 5, (SCU_MODE_INACT | SCU_MODE_INBUFF_EN | SCU_MODE_ZIF_DIS | SCU_MODE_FUNC2));/* P6.4 : UART0_RXD */
 	}
 	else if (pUART == LPC_UART1) {
 		Chip_SCU_PinMuxSet(0x1, 13, (SCU_MODE_PULLDOWN | SCU_MODE_FUNC2));				/* P1.13 : UART1_TXD */
 		Chip_SCU_PinMuxSet(0x1, 14, (SCU_MODE_INACT | SCU_MODE_INBUFF_EN | SCU_MODE_ZIF_DIS | SCU_MODE_FUNC2));	/* P1.14 : UART1_RX */
 	}
+	else if (pUART == LPC_USART2) {
+		Chip_SCU_PinMuxSet(0x7, 1, (SCU_MODE_INACT | SCU_MODE_FUNC6));					/* P7.1 : UART2_TXD */
+		Chip_SCU_PinMuxSet(0x7, 2, (SCU_MODE_INACT | SCU_MODE_INBUFF_EN | SCU_MODE_ZIF_DIS | SCU_MODE_FUNC6));/* P7.2 : UART2_RXD */
+	}
+
 }
 
 /* Initialize debug output via UART for board */

project.mk.template

@@ -35,6 +35,7 @@
 
 # current project
 PROJECT = examples/blinky
+#PROJECT = examples/blinky_debug
 #PROJECT = examples/blinky_rit
 #PROJECT = examples/adc_fir_dac
 #PROJECT = examples/freertos_blinky
@@ -57,5 +58,8 @@ BOARD = edu_ciaa_nxp
 # you need to add an lpc54102_m0 program). For example:
 #SLAVE_OBJ_FILE = out/lpc54102_m0/blinky_m0.axf.o
 
+# If you want to use debug libraries (LPCXpresso) then define
+#USE_DEBUG = 1
+
 # If you want to use semihosting libraries (LPCXpresso) then define
-# USE_SEMIHOSTING = 1
+#USE_SEMIHOSTING = 1