无刷电机小车开发记录01——制作RTT内GD32E503器件的BSP

1/* RT-Thread version information */
2#define RT_VERSION_MAJOR                5               /**< Major version number (X.x.x) */
3#define RT_VERSION_MINOR                0               /**< Minor version number (x.X.x) */
4#define RT_VERSION_PATCH                1               /**< Patch version number (x.x.X) */

 1config SOC_FAMILY_GD32
 2    bool
 3config SOC_SERIES_GD32F1
 4    bool
 5    select ARCH_ARM_CORTEX_M3
 6    select SOC_FAMILY_GD32
 7config SOC_SERIES_GD32F2
 8    bool
 9    select ARCH_ARM_CORTEX_M3
10    select SOC_FAMILY_GD32
11config SOC_SERIES_GD32F3
12    bool
13    select ARCH_ARM_CORTEX_M4
14    select SOC_FAMILY_GD32
15config SOC_SERIES_GD32F4
16    bool
17    select ARCH_ARM_CORTEX_M4
18    select SOC_FAMILY_GD32
19config SOC_SERIES_GD32E5    #add by cjl
20    bool
21    select ARCH_ARM_CORTEX_M33
22    select SOC_FAMILY_GD32

1dir_path:
2- GD32F10x_Firmware_Library
3- GD32F20x_Firmware_Library
4- GD32F30x_Firmware_Library
5- GD32F4xx_Firmware_Library
6- GD32E50x_Firmware_Library

 1import rtconfig
 2from building import *
 3# get current directory
 4cwd = GetCurrentDir()
 5# The set of source files associated with this SConscript file.
 6src = Split('''
 7CMSIS/GD/GD32E50x/Source/system_gd32e50x.c
 8GD32E50x_standard_peripheral/Source/gd32e50x_gpio.c
 9GD32E50x_standard_peripheral/Source/gd32e50x_rcu.c
10GD32E50x_standard_peripheral/Source/gd32e50x_exti.c
11GD32E50x_standard_peripheral/Source/gd32e50x_misc.c
12''')
13# remove: GD32E50x_standard_peripheral/Source/gd32e50x_syscfg.c
14if GetDepend(['RT_USING_SERIAL']):
15    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_usart.c']
16if GetDepend(['RT_USING_I2C']):
17    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_i2c.c']
18if GetDepend(['RT_USING_SPI']):
19    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_spi.c']
20if GetDepend(['RT_USING_CAN']):
21    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_can.c']
22if GetDepend(['BSP_USING_ETH']):
23    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_enet.c']
24if GetDepend(['RT_USING_ADC']):
25    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_adc.c']
26if GetDepend(['RT_USING_DAC']):
27    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_dac.c']
28if GetDepend(['RT_USING_RTC']):
29    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_rtc.c']
30    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_pmu.c']
31if GetDepend(['RT_USING_WDT']):
32    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_wwdgt.c']
33    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_fwdgt.c']
34if GetDepend(['RT_USING_SDIO']):
35    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_sdio.c']
36    src += ['GD32E50x_standard_peripheral/Source/gd32e50x_dma.c']
37path = [
38    cwd + '/CMSIS/GD/GD32E50x/Include',
39    cwd + '/CMSIS',
40    cwd + '/GD32E50x_standard_peripheral/Include',]
41CPPDEFINES = ['USE_STDPERIPH_DRIVER']
42group = DefineGroup('Libraries', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
43Return('group')

 1#ifndef __BOARD_H__
 2#define __BOARD_H__
 3#include "gd32e50x.h"
 4#include "drv_usart.h"
 5#include "drv_gpio.h"
 6#include "gd32e50x_exti.h"
 7//#define EXT_SDRAM_BEGIN    (0xC0000000U) /* the begining address of external SDRAM */
 8//#define EXT_SDRAM_END      (EXT_SDRAM_BEGIN + (32U * 1024 * 1024)) /* the end address of external SDRAM */
 9//  Internal SRAM memory size[Kbytes] <8-64>
10//  Default: 64
11#ifdef __ICCARM__
12// Use *.icf ram symbal, to avoid hardcode.
13extern char __ICFEDIT_region_RAM_end__;
14#define GD32_SRAM_END          &__ICFEDIT_region_RAM_end__
15#else
16#define GD32_SRAM_SIZE         96      //96 for GD32E503xC         128 for GD32E503xE  ...
17#define GD32_SRAM_END          (0x20000000 + GD32_SRAM_SIZE * 1024)
18#endif
19#ifdef __ARMCC_VERSION
20extern int Image$$RW_IRAM1$$ZI$$Limit;
21#define HEAP_BEGIN    (&Image$$RW_IRAM1$$ZI$$Limit)
22#elif __ICCARM__
23#pragma section="HEAP"
24#define HEAP_BEGIN    (__segment_end("HEAP"))
25#else
26extern int __bss_end;
27#define HEAP_BEGIN    (&__bss_end)
28#endif
29#define HEAP_END          GD32_SRAM_END
30#endif

 1import os
 2import rtconfig
 3from building import *
 4Import('SDK_LIB')
 5cwd = GetCurrentDir()
 6# add general drivers
 7src = Split('''
 8board.c
 9''')
10path =  [cwd]
11startup_path_prefix = SDK_LIB
12if rtconfig.PLATFORM in ['gcc']:
13    src += [startup_path_prefix + '/GD32E50x_Firmware_Library/CMSIS/GD/GD32E50x/Source/GCC/startup_gd32e50x_hd.s']
14elif rtconfig.PLATFORM in ['armcc', 'armclang']:
15    src += [startup_path_prefix + '/GD32E50x_Firmware_Library/CMSIS/GD/GD32E50x/Source/ARM/startup_gd32e50x_hd.s']
16elif rtconfig.PLATFORM in ['iccarm']:
17    src += [startup_path_prefix + '/GD32E50x_Firmware_Library/CMSIS/GD/GD32E50x/Source/IAR/startup_gd32e50x_hd.s']
18CPPDEFINES = ['GD32E50X','GD32E50X_HD']
19group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
20Return('group')

 1LR_IROM1 0x08000000 0x00040000  {    ; load region size_region  256KB
 2  ER_IROM1 0x08000000 0x00040000  {  ; load address = execution address
 3   *.o (RESET, +First)
 4   *(InRoot$$Sections)
 5   .ANY (+RO)
 6  }
 7  RW_IRAM1 0x20000000 0x00018000  {  ; RW data  96KB
 8   .ANY (+RW +ZI)
 9  }
10}

1gd32_library = 'GD32E50x_Firmware_Library'

 1#include 
 2#include 
 3#include 
 4#include 
 5/* defined the LED2 pin: PC6 */
 6#define LED_PIN GET_PIN(B, 11)
 7#define BUZZER_PIN GET_PIN(B, 12)
 8int main(void)
 9{
10    int count = 1;
11    /* set LED2 pin mode to output */
12    rt_pin_mode(LED_PIN, PIN_MODE_OUTPUT);
13    rt_pin_write(BUZZER_PIN, PIN_LOW);
14    rt_pin_mode(BUZZER_PIN, PIN_MODE_OUTPUT);
15    rt_kprintf("无刷电机小车测试程序!\n");
16    while (count++)
17    {
18        rt_pin_write(LED_PIN, PIN_HIGH);
19        rt_thread_mdelay(500);
20        rt_pin_write(LED_PIN, PIN_LOW);
21        rt_thread_mdelay(500);
22    }
23    return RT_EOK;
24}