使用msp430fr4133开发板加外加LED和滑动变阻器

/* This file mainly refered to LCD_E exapmle from TI. The link is http://www.ti.com/general/docs/lit/getliterature.tsp?baseLiteratureNumber=slac625&fileType=zip The function void lcd_display(int *num) is desinged to display two digital numbers to represent frequency of ratating LEDs */ #include <msp430.h> #include "LCD_display.h" //refered code starts #define pos1 4 // Digit A1 - L4 #define pos2 6 // Digit A2 - L6 #define pos3 8 // Digit A3 - L8 #define pos4 10 // Digit A4 - L10 #define pos5 2 // Digit A5 - L2 #define pos6 18 // Digit A6 - L18 const char digit[10] = { 0xFC, // "0" 0x60, // "1" 0xDB, // "2" 0xF3, // "3" 0x67, // "4" 0xB7, // "5" 0xBF, // "6" 0xE4, // "7" 0xFF, // "8" 0xF7 // "9" }; void LCD_set(void) { // Configure LCD pins SYSCFG2 |= LCDPCTL; // R13/R23/R33/LCDCAP0/LCDCAP1 pins selected LCDCTL0 &= ~LCDON; //turn off LCD LCDCTL0 = LCDDIV_7 + LCDSSEL_0; //divide ACLK by 3, choose 4 mux LCDMEMCTL |= LCDCLRM; //clear LCD memory registers LCDVCTL = LCDCPFSEL0 + LCDCPFSEL1 + LCDCPFSEL2 +LCDCPFSEL3 + VLCD_6 + LCDCPEN + LCDREFEN; //LCDCSSEL1 = 0xFC00; //select L31 - 26 as common line LCDPCTL0 = 0xFFFF; //set LCD pin as LCD functions LCDPCTL1 = 0x07FF; // set LCD pin as LCD functions LCDPCTL2 = 0x00F0; // set LCD pin as LCD functions LCDM0 = 0x21; // L0 = COM0, L1 = COM1 LCDM1 = 0x84; // L2 = COM2, L3 = COM3 LCDCSSEL0 = 0x000F; // Configure COMs and SEGs LCDCSSEL1 = 0x0000; // L0, L1, L2, L3: COM pins LCDCSSEL2 = 0x0000; //LCDCTL0 |= LCDON; //turn LCD on } //refered code ends void lcd_display(int *num) { //LCDCTL0 &= ~LCDON; //turn off LCD //LCDMEM[pos1] = digit[num[1]]; //LCDMEM[pos2] = digit[num[2]]; //LCDMEM[pos3] = digit[num[3]]; //LCDMEM[pos4] = digit[num[4]]; LCDMEM[pos5] = digit[num[0]]; LCDMEM[pos6] = digit[num[1]]; LCDCTL0 |= LCD4MUX | LCDON; // Turn on LCD, 4-mux selected }