keil uvision 5二进制常量之前的语法错误
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我正在尝试构建此代码。但我不知道错误在哪里?我做错了什么?
#include "stm32f10x.h"
#include "stm32f10x_rcc.h"
#include "stm32f10x_gpio.h"
#define LCD_PORT GPIOC
#define LCD_RCC_GPIO RCC_AHB1Periph_GPIOC
#define LCD_E_Pin GPIO_Pin_12
#define LCD_RS_Pin GPIO_Pin_10
void delay(unsigned int s);
void lcd_init_gpio();
void lcd_write_data(u16 data);
void lcd_init();
void lcd_write_str(char*str);
void lcd_write_cmd(u16 cmd);
void lcd_set_cursor(int line,int pos);
void lcd_write_dec_xxx(uint16_t data);
void lcd_write_dec_xxx(uint16_t data);
void lcd_write_dec_xx(uint8_t data);
void lcd_write_dec_x(uint8_t data);
int main(void)
{
lcd_init();
while (1)
{
}
}
void delay(unsigned int s){
while(--s > 0) {
__NOP();
}
}
const uint8_t lcd_2x16_decode[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
void lcd_write_dec_xxxx(uint16_t data){
lcd_write_data(lcd_2x16_decode[(data / 1000) & 0x0F]);
lcd_write_data(lcd_2x16_decode[((data % 1000) / 100) & 0x0F]);
lcd_write_data(lcd_2x16_decode[((data % 1000) % 100) / 10 & 0x0F]);
lcd_write_data(lcd_2x16_decode[((data % 1000) % 100) % 10 & 0x0F]);
}
void lcd_write_dec_xxx(uint16_t data){
lcd_write_data(lcd_2x16_decode[(data / 100) & 0x0F]);
lcd_write_data(lcd_2x16_decode[((data % 100) / 10) & 0x0F]);
lcd_write_data(lcd_2x16_decode[((data % 100) % 10) & 0x0F]);
}
void lcd_write_dec_xx(uint8_t data){
lcd_write_data(lcd_2x16_decode[((data % 100) / 10) & 0x0F]);
lcd_write_data(lcd_2x16_decode[((data % 100) % 10) & 0x0F]);
}
void lcd_write_dec_x(uint8_t data) {
lcd_write_data(lcd_2x16_decode[data]);
}
void lcd_init_gpio() {
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC,ENABLE);
GPIO_InitTypeDef init;
init.GPIO_Mode = GPIO_Mode_Out_PP;
init.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_10 | GPIO_Pin_12;
GPIO_Init(LCD_PORT,&init);
}
void lcd_write_data(u16 data) {
GPIO_SetBits(LCD_PORT,data | LCD_E_Pin);
delay(0xFFFF);
GPIO_ResetBits(LCD_PORT,LCD_E_Pin | data);
}
void lcd_init() {
lcd_init_gpio();
int del = 99999;
GPIO_ResetBits(LCD_PORT, LCD_RS_Pin);
delay(del);
lcd_write_data(0b00110000);
delay(del);
lcd_write_data(0b00110000);
delay(del);
lcd_write_data(0b00110000);
delay(del);
lcd_write_data(0b00111000);
delay(del);
lcd_write_data(0b00001111);
delay(del);
lcd_write_data(0b00000001);
delay(del);
lcd_write_data(0b00000110);
delay(del);
lcd_write_data(0b00000010);
delay(del);
GPIO_SetBits(LCD_PORT,LCD_RS_Pin);
}
void lcd_write_str(char*str) {
do {
lcd_write_data(*str);
}while(*++str);
}
void lcd_write_cmd(u16 cmd) {
GPIO_ResetBits(LCD_PORT,LCD_RS_Pin);
lcd_write_data(cmd);
GPIO_SetBits(LCD_PORT,LCD_RS_Pin);
}
void lcd_set_cursor(int line,int pos) {
pos |= 0b10000000;
if (line == 1) {
pos += 0x40;
}
lcd_write_cmd(pos);
}
main.c(76):错误:#18:期望一个“)”lcd_write_data(0b00110000);
main.c(78):错误:#18:期望一个“)”lcd_write_data(0b00110000);
main.c(80):错误:#18:期望一个“)”lcd_write_data(0b00110000);
main.c(82):错误:#18:期望一个“)”lcd_write_data(0b00111000);
main.c(84):错误:#18:期望一个“)”lcd_write_data(0b00001111);
main.c(86):错误:#18:期望一个“)”lcd_write_data(0b00000001);
main.c(88):错误:#18:期望一个“)”lcd_write_data(0b00000110);
main.c(90):错误:#18:期望一个“)”lcd_write_data(0b00000010);
main.c(106):错误:#65:预期“;” pos | = 0b10000000;
Keil是否支持二进制常量? uVision 3不是每个this link。尝试用等效的0b00110000
替换0x30
,同样替换其他0b...
值。 (Another support page)
0b00110000 0x30
0b00110000 0x30
0b00110000 0x30
0b00111000 0x38
0b00001111 0x0f
0b00000001 0x01
0b00000110 0x06
0b00000010 0x02
0b10000000 0x80
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