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拆了一个雷达小显示盒，里面使用的TM1723芯片驱动段码屏，拿来练练手，使用STM32F103RTB6驱动。 7 V- {" P; ` z4 s+ J( `+ c, d9 V. ?$ f //TM1723.C6 |% M" B+ q$ F #include "config.h" const u8 dispdat[]={0xd7,0x06,0xe3,0xa7,0x36,0xb5,0xf5,0x07,0xf7,0xb7}; //TM1723初始化8 W! W6 q& f' p# Z& A) W, b void Init_TM1723(void)! S8 Y. n* y! M7 O! i {7 d& e0 {3 n1 M2 o( [: r GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3; 0 a. ?) }6 z: ?& A( R. n! k6 f GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; GPIO_Init(GPIOA, &GPIO_InitStructure); & j; V7 t; x/ |+ C GPIO_SetBits(GPIOA,GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_3); }2 b7 j# n8 H, O! j1 U! u 9 X4 H3 r& d- J, D3 I . O: r# p9 l/ c, t {9 v //延时 void TM1723_Delayus(u32 ys) { u8 i; u32 j;8 m# W: Z/ y8 @5 \/ Q for(j=0;j<ys;j++) { ; {4 H* J8 M2 h/ } for(i=0;i<5;i++); //´óÔ¼1us }" G2 e4 |; P4 B5 t% k+ S( k3 l } //TM1723写字节9 w- v# P1 O2 B5 b5 D void TM1723_WriteByte(u8 dat) { u8 i;! L; i5 D% c9 R for(i=0;i<8;i++)4 P1 l- _% G7 a. ?( F" U {7 b- R' a# ? ^, P' y& @- t; A TM1723_CLK=0;/ h( I# |$ G v0 F! T7 X6 K* @! e if( (dat&0x01)==0x01 ) {2 k! _# }% O2 M- g/ @/ C) J. g TM1723_DIO=1; } else- r W% H# a1 }3 t8 W { TM1723_DIO=0; } dat=dat>>1;3 K5 d. z& z. T6 | TM1723_CLK=1;3 p7 L& ]- F; X( g. W' w# Z( o7 ? ( x' F1 G" G) o0 ^+ J ^5 \: \ TM1723_Delayus(2); //2us w O% c( W! N S } }' S5 F; ^" x R! G //tm1723写命令( l' W* A3 M6 I( ?) S. F void TM1723_WriteCmd(u8 cmd)& ]* i/ } Q1 F8 Y7 g" k' M { TM1723_CLK=1; TM1723_STB=0; TM1723_WriteByte(cmd); TM1723_STB=1; f4 O" s* s# ~ o) r! j7 y6 w TM1723_Delayus(100); //100us } ; N9 H" `2 |$ N" ~/ i0 N; F //tm1723写数据 void TM1723_WriteDat(u8 addr, u8 dat)8 s% ~! H, h) `4 k {8 W% S' O: D; }# Q6 k7 B TM1723_CLK=1; TM1723_STB=0;; u9 C& N4 k7 B/ d TM1723_WriteByte(addr); TM1723_Delayus(50); . b! y( n5 W/ V- Y" Z# l( A/ J TM1723_WriteByte(dat);) K, T4 {% @# z* ~! N9 } TM1723_STB=1; TM1723_Delayus(100); //100us } //测试6 ^& V3 I7 i: X5 g void tt(u8 i) {. D; `3 L3 O: J' t9 V# i TM1723_WriteCmd(0x00);% g# ~ W1 w( r( s: Z TM1723_WriteCmd(0x44);8 w2 R8 c/ @+ A TM1723_WriteDat(0xc0, 0x00); - l3 Y* l* Q" ]. L- I TM1723_WriteDat(0xc1, 0x00); TM1723_WriteDat(0xc2, dispdat[(i%100)%10]); TM1723_WriteDat(0xc3, dispdat[(i%100)/10]); 5 {' Y. X1 i- V9 I TM1723_WriteDat(0xc4, dispdat[i/100]); TM1723_WriteDat(0xc5, 0xff); TM1723_WriteDat(0xc6, 0x00); TM1723_WriteDat(0xc7, 0x00); TM1723_WriteDat(0xc8, 0x00); $ x& a1 D( q5 k/ x TM1723_WriteDat(0xc9, 0xff); TM1723_WriteDat(0xca, 0xff); : r8 q$ m" J" i2 p* K0 E TM1723_WriteDat(0xcb, 0xff); P% I# }* {9 _, I4 X8 Z TM1723_WriteDat(0xcc, 0xff); TM1723_WriteDat(0xcd, 0x00); " W& A |0 Y" p! t% h4 E TM1723_WriteDat(0xce, 0xff); TM1723_WriteDat(0xcf, 0xff);1 a2 [7 F6 T8 v: x0 B7 @2 z4 | # ~7 Q6 B* l, I. }- n TM1723_WriteCmd(0x97); }; k; a$ [$ `* L9 n2 G$ A. Z5 G. p $ j( m) f9 L, S \! J1 k4 [ //TM1723.H #ifndef __TM1723_H_2 Q8 Z% l4 e: `% O0 V, a #define __TM1723_H_8 A9 V/ O g4 j; P3 T' H ; x5 x& ]! L" S0 u3 a9 p #define TM1723_DIO PAout(1) // PA1$ U4 y; }$ R- N8 v! R! S #define TM1723_CLK PAout(2) // PA2 #define TM1723_STB PAout(3) // PA3 extern void Init_TM1723(void); ( u+ D: y- X" j6 a5 G extern void tt(u8 i);/ g) S2 `* n( v0 x #endif 最后显示的图片 
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测试的时候，最后一位间隔时间有点短
感谢大佬分享