资讯
基于s3c44b0微处理器和rtl8019as芯片实现远程温度监控系统设计(2023-02-06)
(struct inode *inode,struct file *filp)
{int result;
switch(MINOR(inode-》i_rdev))
{case 0:
{ result......
STM32G0开发笔记:SD卡模块的使用方法(2023-08-03)
*buff, uint32_t sector)
132{
133 uint8_t result;
134 uint16_t cnt=0xffff;
135 spi_cs_select......
mini2440上DS18B20的驱动程序(含简单测试)(2024-06-24)
char result[2] = { 0x00, 0x00 };
//struct ds18b20_device *dev = filp->private_data......
NO.18 ADC的基本概念(2022-12-20)
ADC_SAMPLE_COUNT (10)
#define THREADSTACKSIZE (768)
/* ADC conversion result variables......
stm32f407 easyflash移植过程记录(2024-03-21)
有变动,可以参考我的具体实现:
EfErrCode ef_port_erase(uint32_t addr, size_t size) {EfErrCode result = EF_NO_ERR......
DS18B20数字温度计C语言源程序(2022-12-21)
) interrupt 1 using 0
{
unsigned char x;
unsigned int result;
TH0=(65536-4000)/256;
TL0=(65536-4000......
STM32——C语言知识点:指针、结构体(2024-08-15)
//函数声明
14 void reset(int i);
15 void reset2(int* p);
16 void add_by_point(int x,int y,int *result......
mini2440上Apache php的socket通信(2024-06-24)
";
}
echo "试图连接 $address 端口 $service_port ...";
$result = socket_connect($socket, $address......
Linux内核源码阅读记录一之分析存储在不同段中的函数调用过程(2024-08-19)
;
8 char *msg = NULL;
9 char msgbuf[40];
10 int result;
11
12......
基于Tiny6410的ds18b20驱动(2024-09-27)
,
size_t count, loff_t *f_pos)
{
int flag;
unsigned long err;
unsigned char result[2] = {0x00......
51单片机矩形键盘控制数码管显示0-F,以及LED灯的亮灭(2022-12-19)
(uchar k)
{
P0 = table[k];
P1 = table[k];
}
uchar getKey()
{
uchar x , y ;
uchar result......
ROS是如何实现XMLRPC的(2023-09-14)
.
// Returns true if the request was sent and a result received (although the result might be a fault......
STM32H743的FDCAN发送线程卡死的处理方法(2024-09-04)
;
rt_uint32_t no;
rt_uint32_t result;
struct rt_can_sndbxinx_list tx_tosnd = RT_NULL;
rt_sem_take(&......
基于STM32F107与RT-Thread的数据采集器方案设计与解析(2023-09-28)
线程中,当收到串口数据后,接收并分析,置位网络状态。
/* 监视GPRS串口线程入口*/void gprswatch_entry(void* parameter){
rt_err_t result......
S3C2440 spi驱动简单测试(2024-07-09)
int cmd,unsigned long data)
{
return 0;
}
static int __init spi_init(void)
{
int result......
Linux3.4.2移植CS8900网卡驱动到优龙FS2410开发板(2024-07-12)
result = 0;
1244 int i;
1245 int ret;
1246 #if !defined(CONFIG_SH_HICOSH4) && !defined......
如何使用PWM技术控制LED的亮度或直流风扇的速度(2024-01-12)
辨率(0-65535),因此我们需要使用如下所示的映射功能将其与模拟值进行映射
int result = map(valueadc, 0, 4095, 0, 65535).
如果不使用映射,我们......
GCC 内联汇编(GCC内嵌ARM汇编规则)(2024-08-30)
' (result) : 'm' (input));movl %1,%0 是指令模板;%0 和 %1 代表指令的操作数,称为占位符,内嵌汇编靠它们将C 语言表达式与指令操作数相对应。指令......
S3C2440内核蜂鸣器驱动解读(2024-08-21)
(void)
{
int result;
dev_t dev = MKDEV(beep_major, 0);
//格式转换,beep_major是主设备号,这里是靠调用驱动时的传参,默认......
51单片机用矩形键盘控制交通信号灯和数码管显示(2022-12-19)
=0X21;
}
}
uchar getKey()
{
uchar x , y ;
uchar result;
// 计算行数X的值
P2 = 0x0f......
采用MAXQ2000进行音频滤波(2023-07-03)
djnz LC[0], zeroes_filterloop
zeroes_outofdata:
move A[2], MC2 ; get MAC result......
基于51单片机的智能营养秤系统设计与实现(2023-07-18)
两个变量,用于保存数据
uchar Data[3]; // 存放读取的数据
long result = 0; // 定义长整型变量,用于存放最终的重量值
void delay_us......
51单片机矩形按键控制16个LED灯亮灭和数码管显示(2022-12-19)
);
}
}
uchar getKey()
{
int x , y ;
int result;
// 计算行数X的值
P2 = 0x0f; // 从P2口输出,写P2口
if (P2......
编程示例使用Kotlin从XE系列示波器中检索数据(2024-06-18)
result = ByteArray(n)var i = 0while (i < n) {i += input.read(result, i, n – i)}return result}fun......
stm32 系列ili9341lcd屏驱动程序(2024-07-29)
result=1;
while(n--)result*=m;
return result......
将步进电机与STM32F103C8板连接的教程(2023-08-03)
我们必须映射ADC值以设置速度,因此我们使用以下语句。在此处了解有关将ADC与STM32配合使用的更多信息。
int adc = analogRead(speedm);
int result = map(adc......
51单片机与蜂鸣器实现摩斯电码转换(2023-01-30)
2,2,1,1,1,//7
2,2,2,1,1,//8
2,2,2,2,1,//9
};
// LCD1602代码开始
bit lcd_bz()
{
bit result;
rs = 0;
rw = 1......
S3C2410——LED灯实验(2024-09-02)
加载时的代码:
//定义加载驱动时执行的函数
module_init(led_init);
static int __init led_init(void)
{
int result,err;
//分配......
使用BigTao-V网络测试仪针对局域网交换设备进行基准测试(2022-12-20)
、测试报告
测试进度查看
· 消息界面里, 实时显示当前测试的字节
· 预测花费时间
自动弹出Result Analyzer
结果分析
· 专业软件
· 自动弹出
手工打开
· 自动安装
· 打开......
基于恩智浦MPC5744P的电机FOC控制中电流的采样(2023-05-24)
: This function returns the conversion data result aligned according
to the alignment parameter.
Implements......
AT89C51单片机频率计的C源程序设计(2023-06-20)
;
float zhou;
bit flag;
bit flag1;
void delay(uchar);
bit result;
sbit ird=P1^1;
sbit......
LCD1602+单片机+普中+江科大自化协(2024-08-08)
i;
int result = 1;
for(i=0;i {
result = result * X;
}
return result......
51单片机串口通信原理讲解(2024-08-22)
(void)
{
ready();
while(1);
}
void time1(void) interrupt 4
{
static u8 result;
result=SBUF;//进入......
自动驾驶联合仿真——功能模型接口FMI(二)(2024-09-19)
(FMISample(S,time,result)); CALL(FMIApplyInput(S,input,time,true,true,false......
康谋分享 | 自动驾驶联合仿真——功能模型接口FMI(二)(2024-07-03)
;... CALL(FMISample(S,time,result)); CALL(FMIApplyInput(S,input,time,true,true,false......
DIY智能暂存柜,助你无接触取快递(2024-07-04)
);//var_dump($data);if($data['success']){foreach($data['result']['status']as$lock){if(!$lock['value......
ARM处理器的堆栈和函数调用,以及与Sparc的比较(2024-07-10)
parameters. It is also worth mentioning, that a result of a function is returned via the register R0......
基于AT89C52单片机实时时钟程序编写(2023-09-26)
(0x90,0xa5); //打开充电功能 选择2K电阻充电方式
WriteSet1302(0x8E,0x80); //根据写状态寄存器命令字,写入保护指令
}
bit BusyTest()
{
bit result......
uboot nand erase 的显示错误修复(2024-09-03)
;& result == 0)
printf(' Cleanmarker written at 0x%llx......
ARM GCC 内嵌汇编手册(2024-08-30)
的一个整型变量传递给汇编,逻辑左移一位后在传递给C语言的另外一个整型变量。/* Rotating bits example */asm('mov %[result], %[value], ror #1......
ARM GCC 内嵌(inline)汇编手册(2024-08-30)
的另外一个整型变量。
/* Rotating bits example */asm('mov %[result], %[value], ror #1' : [result] '=r' (y) : [value......
stm32 CubeMx 实现SD卡/sd nand FATFS读写测试(2023-09-22)
that are your true
friends",20,2);
printf("sd write result:%drn", ret);
ret = SD_Driver.disk_read(0......
STM32CUBEMX(12)--IIC,12864OLED(0.96寸)移植(2023-09-28)
++)
OLED_WR_DATA(1);
} //更新显示
}
unsigned int oled_pow(uint8_t m,uint8_t n)
{
unsigned int result=1......
OLED显示大字符和汉字及反显操作+51普中单片机(2024-08-05)
result=1;
while(n--)result*=m;
return result;
}
//显示数字
//x,y :起点坐标
//num:要显示的数字
//len......
NO.10 1.3寸OLED显示屏IIC通信(12864驱动芯片)(2022-12-21)
return;
}
}
//m^n函数
uint32_t oled_pow(uint8_t m,uint8_t n)
{
uint32_t result=1;
while(n--)result*=m......
u-boot-2009.08在mini2440上的移植 增加nor flash功能(2024-07-01)
s_first, int s_last){ ushort result; int iflag, cflag, prot, sect; int rc = ERR_OK; int......
linux驱动程序之电源管理之Run-time PM 详解(4)(2023-06-19)
counter, run pm_request_resume(dev) and
return its result
int pm_runtime_get_sync(struct......
STM32CubeMx入门教程(10):Fatfs文件系统的应用(2023-09-13)
DRESULT: Operation result
*/
DRESULT SD_read(BYTE lun, BYTE *buff, DWORD sector, UINT count......
STM32的优势在哪里?如何使用DMA来进行ADC操作?(2023-07-20)
)
{
unsigned int result=“0”;
unsigned char i;
for(i=16;i》0;i--)
{
Delay_xms(1);
result......
零基础入门单片机(2)学会控制IO引脚你就入门啦(2022-12-07)
代码部分;
}
下面是一个C51函数的实际例子,该函数的功能为完成一次加法运算。
int fun plus(int A,int B)
{
int result;
result=A+B;
return(result......
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