论坛5元一片的FutabaM11BT222A DVD VFD测试资料

kazuyuki · 发表于 2015-1-6 11:33

goodcode 发表于 2015-1-2 22:25
买这个的人不少看样折腾的还不多难道都等着拆件

我收到的应该是比较早的店主发针脚图之前就开始折 ...

也就是说，stb和clk都经过了反向？

goodcode · 发表于 2015-1-6 16:25

kazuyuki 发表于 2015-1-6 11:33
也就是说，stb和clk都经过了反向？

是的数据针脚经过两次反向所以没变化

goodcode · 发表于 2015-1-6 16:28

这两天忙几天没弄了,来张位定义的图
VFD位定义.jpg

yjfxue · 发表于 2015-1-14 05:34

全亮啊.后边变压器会叫吧,一定会吧,

zhuleipro · 发表于 2015-1-14 08:35

yjfxue 发表于 2015-1-14 05:34
全亮啊.后边变压器会叫吧,一定会吧,

VFD确实会叫，请教下是什么原因

goodcode · 发表于 2015-1-14 15:31

yjfxue 发表于 2015-1-14 05:34
全亮啊.后边变压器会叫吧,一定会吧,

全量最高亮度声音还好很小的
不过初始化错误时会叫声音比较大

电流实测 VFD整个板 0.50A 最高亮度低亮度时 0.40A

goodcode · 发表于 2015-1-14 21:30

PT6311 驱动
编译器 SDCC
89C52RC 11.0592MHz 下测试ok

PT6311.h

/*
说明: PT6311 驱动
*/
#ifndef PT6311_H_INCLUDED
#define PT6311_H_INCLUDED
#include <8052.h>
#include <compiler.h>
#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>
#ifndef _nop_
#define _nop_() __asm__ ("nop")
#endif
#define WaitSome() _nop_()
/*
Data Input Pin (数据输入引脚)
This pin inputs serial data at the rising edge of the shift clock (starting from the lower bit).
此管脚在移位时钟的上升沿输入串行数据（从低位开始）。
*/
#define PT_DIN P1_2
#define PTDinHigh() (PT_DIN=1)
#define PTDinLow() (PT_DIN=0)
/*
Clock Input Pin (时钟输入引脚)
This pin reads serial data at the rising edge and outputs data at the falling edge.
该引脚在上升沿读取串行数据，并在下降沿输出数据.
*/
#define PT_CLK P1_1
#define PTClkHigh() (PT_CLK=0)
#define PTClkLow() (PT_CLK=1)
/*
Serial Interface Strobe Pin (串行接口选通针)
The data input after the STB has fallen is processed a command. When this in is “HIGH”, CLK is ignored.
在STB之后的数据输入已下降被处理的命令。当这是“HIGH”，CLK被忽略。
*/
#define PT_STB P1_0
#define PTStbHigh() (PT_STB=0)
#define PTStbLow() (PT_STB=1)
//命令定义
/*
COMMAND 1: DISPLAY MODE SETTING COMMANDS
命令1：显示模式设置命令
Display Mode Settings: (显示模式设置位,段)
0XXX: 8 digits, 20 segments
1000: 9 digits, 19 segments
1001: 10 digits, 18 segments
1010: 11 digits, 17 segments
1011: 12 digits, 16 segments
1100: 13 digits, 15 segments
1101: 14 digits, 14 segments
1110: 15 digits, 13 segments
1111: 16 digits, 12 segments
上电默认 1111: 16 digits, 12 segments
显示模式和RAM地址 0x00-0x2F
xxHL Lower 4 bits xxHU Higher 4 bits
*/
#define CMD1_DMSC_08_20 0x00
#define CMD1_DMSC_09_19 0x08
#define CMD1_DMSC_10_18 0x09
#define CMD1_DMSC_11_17 0x0A
#define CMD1_DMSC_12_16 0x0B
#define CMD1_DMSC_13_15 0x0C
#define CMD1_DMSC_14_14 0x0D
#define CMD1_DMSC_15_13 0x0E
#define CMD1_DMSC_16_12 0x0F
/*
COMMAND 2: DATA SETTING COMMANDS
命令1：数据设置命令
上电默认 b3~b0=0
b1 b0:
Data Write & Read Mode Settings: (数据写入和读取模式设置)
00: Write Data to Display Mode (写数据到显示模式)
01: Write Data to LED Port (写数据到LED端口)
10: Read Key Data (读按键数据)
11: Read SW Data (读开关数据)
b2:
Address Increment Mode Settings (Display Mode): (地址增量模式设置（显示模式）)
0: Increment Address after Data has been Written (数据已经被写入后增加地址)
1: Fixed Address (固定地址)
b3:
Mode Settings: (模式设置)
0: Normal Operation Mode (正常操作模式)
1: Test Mode (测试模式)
*/
#define CMD2_DSC_WDDM_INC (0x40 | 0x00)
#define CMD2_DSC_WDDM_FIX (0x40 | 0x04)
#define CMD2_DSC_WDLP (0x40 | 0x01)
#define CMD2_DSC_RKD (0x40 | 0x02)
#define CMD2_DSC_RSD (0x40 | 0x03)
/*
COMMAND 3: ADDRESS SETTING COMMANDS
命令3：地址设置命令
有效地址 0x00~0x2F 上电默认 0x00
*/
#define CMD3_ASC 0xC0
/*
COMMAND 4: DISPLAY CONTROL COMMANDS
命令4：显示控制命令
Pulse width = 1/16 并且 0: Display Of 时键盘扫描关闭
Dimming Quantity Settings: (调光量设置)
b2~b0
000: Pulse width = 1/16
001: Pulse width = 2/16
010: Pulse width = 4/16
011: Pulse width = 10/16
100: Pulse width – 11/16
101: Pulse width = 12/16
110: Pulse width = 13/16
111: Pulse width = 14/16
b3
Display Settings: (显示设置)
0: Display Off (Key Scan Continues)
1: Display On
*/
#define CMD3_DCC_01_16 (0x88 | 0 )
#define CMD3_DCC_02_16 (0x88 | 1 )
#define CMD3_DCC_04_16 (0x88 | 2 )
#define CMD3_DCC_10_16 (0x88 | 3 )
#define CMD3_DCC_11_16 (0x88 | 4 )
#define CMD3_DCC_12_16 (0x88 | 5 )
#define CMD3_DCC_13_16 (0x88 | 6 )
#define CMD3_DCC_14_16 (0x88 | 7 )
#define CMD3_DCC_OFF 0x80
/*
1)显示更新增量地址
Command1: Display Mode Setting Command
Command2: Data Setting Command
Command3: Address Setting Command
Data 1 to n: Transfer Display Data (48 Bytes max)
Command4:Display Control Command
2)更新指定地址数据
Command2: Data Setting Command
Command3: Address Setting Command
Data: Display Data
3)推荐的软件流程图
START -> Delay 200 ms -> (初始化开始) -> SET COMMAND 2 (Write Data)
->SET COMMAND 3 Clear Display RAM(上电时显示内存内容未知)
->SET COMMAND 1 -> SET COMMAND 4 (88H~8FH:Display ON)(初始化结束)
->MAIN PROGRAM->SET COMMAND 2 (Read Key & Write Data Includeed)
->SET COMMAND 3->SET COMMAND 1->SET COMMAND 4
->(跳回MAIN PROGRAM 主循环)
->END
Notes:
1. Command 1: Display Mode Commands
2. Command 2: Data Setting Commands
3. Command 3: Address Setting Commands
4. Command 4: Display Control Commands
5. When IC power is applied for the first time, the contents of the Display RAM are not defined; thus, it is strongly suggested that the contents of the
Display RAM must be cleared during the initial setting.
*/
void pt6331_Init(uint8_t dispMode, uint8_t dispCtrl);
void pt6331_Write (uint8_t dat);
void pt6331_Cmd (uint8_t cmd);
void pt6331_SetMem(uint8_t dat);
void pt6331_WriteDigit(uint8_t digit, uint8_t s1,uint8_t s2,uint8_t s3);
void pt6331_WriteDisplayRam(uint8_t addr, uint8_t *data, uint8_t len);
#endif // PT6311_H_INCLUDED

复制代码

PT6311.c

/*
说明: PT6311 驱动
*/
#include "PT6311.h"
void pt6331_Write (uint8_t dat)
{
/* 功能: 写8bit到设备时钟上升沿设备存储数据*/
uint8_t i;
for (i=0;i<8;i++)
{
PTClkLow();
if(dat & 0x01)
PTDinHigh();
else
PTDinLow();
dat >>= 1;
//WaitSome();
PTClkHigh(); //写入数据
WaitSome();
}
}
void pt6331_Cmd (uint8_t cmd)
{
/* 功能: 写一个8位命令到设备 */
PTStbLow();
//WaitSome();
pt6331_Write(cmd);
PTStbHigh();
WaitSome();
}
void pt6331_SetMem(uint8_t dat)
{
/* 功能: 使用dat填充从0x00-0x2F的显示RAM */
uint8_t i;
pt6331_Cmd( CMD2_DSC_WDDM_INC); //COMMAND 2 数据设置命令设置为写显示内存
PTStbLow();
pt6331_Write( CMD3_ASC); //COMMAND 3 地址设置命令
for (i=0;i<=0x2f;i++)
{
pt6331_Write( dat);
}
PTStbHigh();
WaitSome();
}
void pt6331_WriteDigit(uint8_t digit, uint8_t s1,uint8_t s2,uint8_t s3)
{
/* 功能: 向一位的显示内存写入数据 */
pt6331_Cmd( CMD2_DSC_WDDM_INC); //COMMAND 2 数据设置命令设置为写显示内存
PTStbLow();
pt6331_Write( CMD3_ASC | (digit * 3)); //COMMAND 3 地址设置命令
pt6331_Write( s1); //SG1-SG4 SG5-SG8
pt6331_Write( s2); //SG9-SG12 SG13-SG16
pt6331_Write( s3 & 0x0f); //SG17-SG20
PTStbHigh();
WaitSome();
}
void pt6331_WriteDisplayRam(uint8_t addr, uint8_t *data, uint8_t len)
{
/* 功能: 从指定地址开始向显示内存写数据 */
pt6331_Cmd( CMD2_DSC_WDDM_INC); //COMMAND 2 数据设置命令设置为写显示内存
PTStbLow();
pt6331_Write( CMD3_ASC | addr); //COMMAND 3 地址设置命令
while(len--)
{
pt6331_Write( *data++);
}
PTStbHigh();
WaitSome();
}
void pt6331_Init(uint8_t dispMode, uint8_t dispCtrl)
{
/* 功能: 初始化PT6331到当前vfd */
//IO初始化
PTStbHigh();
PTClkHigh();
PTDinHigh();
WaitSome(); //Delay 200 ms 等待系统稳定
//COMMAND 2 + COMMAND 3 初始化显示内存
pt6331_SetMem(0x00);
//11位 17段 CMD1_DMSC_11_17 CMD3_DCC_02_16
//COMMAND 1 显示模式设置命令
pt6331_Cmd( dispMode);
//COMMAND 4 显示控制命令
pt6331_Cmd( dispCtrl);
}

复制代码

全亮
_delay_ms(200); //等待单片机稳定
pt6331_Init(CMD1_DMSC_11_17, CMD3_DCC_04_16);
pt6331_SetMem(0xff);

goodcode · 发表于 2015-2-10 16:28

找了一块以前做定时器的旧板子把时钟对付上了

前一阵有事丢那十多天 0.22f的超级电容给DS1302供电今天上电时钟还走着哈哈

yjfxue · 发表于 2015-2-24 18:46

谁找到办法软件上熄掉USB图标周围的框框啊

freegps4 · 发表于 2019-3-12 10:20

goodcode 发表于 2015-2-10 16:28
找了一块以前做定时器的旧板子把时钟对付上了
前一阵有事丢那十多天 0.22f的超级电容给DS1302供电今 ...

network 边上的一圈的点是如何点亮的？

		自动登录	找回密码
密码			请使用微信账号登录和注册会员

[时钟DIY] 论坛5元一片的FutabaM11BT222A DVD VFD测试资料

评分