박순창

제목 : 날짜 : 21.04.07 주제 : I2C 연습 목표 : I2C를 통해 LCD 글자 출력 - main.c - #define F_CPU 16000000UL #include #include #include #include "uart0.h" #include "I2C.h" #include "i2c_lcd.h" FILE OUTPUT = FDEV_SETUP_STREAM(UART0_Transmit, NULL, _FDEV_SETUP_WRITE); int main(void) { LCDInit(); UART0_Init(); stdout =&OUTPUT; LCDWriteStringXY(0,0,"hello world"); int c=0; char stbuf[30]; while (1) { sprintf(stbuf,"co..

제목 : 날짜 : 21.04.07 주제 : UART 연습 목표 : UART를 활용하여 LED 제어 - main.c - #define F_CPU 16000000UL #include #include #include #include #include #include "uart0.h" FILE OUTPUT = FDEV_SETUP_STREAM(UART0_Transmit, NULL, _FDEV_SETUP_WRITE); char rxBuff[100] = {0,}; uint8_t rxFlag = 0; ISR(USART0_RX_vect) { static uint8_t tail = 0; uint8_t rxData = UDR0; if(rxData == ';') { rxBuff[tail] = '\0'; tail = 0; rxF..