各位高手们，有谁用过ADNS5050芯片的吗？通过arduino atmega328来计算位移进行定位？

donghuiyun6668

各位高手们，有谁用过ADNS5050芯片的吗？通过arduino atmega328来计算位移进行定位？本人是新手，请各位大侠帮帮忙，本人不胜感激。网上的代码好多有点头大了。
里面好多的寄存器啊。Motion, SQUAL,Piexl_Sum , Pixel_Grab 几个寄存器怎么用。能不能把代码贴出来学习一下啊。这是我的代码，各位帮忙看看
#include "arduino.h"
#include "Adns.h"
/******************************************************************************
* Definitions
******************************************************************************/
#define SCLK                6
#define SDIO                5
#define NCS                 4
#define PRODUCT_ID          0x00
#define PRODUCTID2          0x3e
#define REVISION_ID         0x01
#define MOTION_REG     0x02
#define DELTA_Y_REG         0x03
#define DELTA_X_REG         0x04
#define SQUAL_REG           0x05
#define MAXIMUM_PIXEL_REG   0x08
#define MINIMUM_PIXEL_REG   0x0a
#define PIXEL_SUM_REG       0x09
#define PIXEL_DATA_REG      0x0b
#define SHUTTER_UPPER_REG   0x06
#define SHUTTER_LOWER_REG   0x07
#define RESET      0x3a
#define MOUSE_CONTROL2    0x19
#define RES_CPI            0x1B
#define NUM_PIXELS          361
byte pix[361];
int dx;
int  dy;

  void setup()
{
  Serial.begin(9600);
  pinMode(SDIO, OUTPUT);
  pinMode(SCLK, OUTPUT);
  pinMode(NCS, OUTPUT);
  sync();
  byte productId = ADNS_read_old(PRODUCT_ID);
  byte revisionId = ADNS_read_old(REVISION_ID);
  Serial.print("Found productId ");
  Serial.print(productId);
  Serial.print(", rev. ");
  Serial.println(revisionId);
  
}

void loop()
{

// Freezes DX and DY until they are read or MOTION is read again.


     dx += ADNS_read_old(DELTA_X_REG);
     dy += ADNS_read_old(DELTA_Y_REG);


   
   Serial.print("DELTA:");
    Serial.print(dx, DEC);
    Serial.print("    ");
    Serial.print(dy, DEC);
     Serial.print('\r');
      Serial.print('\n');
  
}
void sync()
{
  pinMode(NCS, OUTPUT);
  digitalWrite(NCS, LOW);
  delayMicroseconds(2);
  digitalWrite(NCS, HIGH);
   ADNS_write_old(RESET, 0x5a);
  delay(100); // From NRESET pull high to valid motion, assuming VDD and motion is present.
   if(ADNS_read_old(PRODUCT_ID) ==  0x12)   
  {               
        ADNS_write_old(MOUSE_CONTROL2, 0x1B);
  }

}
void ADNS_write_old(unsigned char addr, unsigned char data) {
  char temp;
  int n;
  digitalWrite(NCS, LOW);//nADNSCS = 0; // select the chip
  temp = addr ;
  digitalWrite(SCLK, LOW);//SCK = 0;      // start clock low
  pinMode(SDIO, OUTPUT);//DATA_OUT; // set data line for output
  for (n=0; n<8; n++) {
    digitalWrite(SCLK, LOW);//SCK = 0;
    pinMode(SDIO, OUTPUT);
    delayMicroseconds(1);
    if (temp & 0x80)
      digitalWrite(SDIO, HIGH);//SDOUT = 1;
    else
      digitalWrite(SDIO, LOW);//SDOUT = 0;
    temp = (temp << 1);
    digitalWrite(SCLK, HIGH);//SCK = 1;
    delayMicroseconds(1);//delayMicroseconds(1);    // short clock pulse
  }
  temp = data;
  for (n=0; n<8; n++) {
    digitalWrite(SCLK, LOW);//SCK = 0;
    delayMicroseconds(1);
    if (temp & 0x80)
      digitalWrite(SDIO, HIGH);//SDOUT = 1;
    else
      digitalWrite(SDIO, LOW);//SDOUT = 0;
    temp = (temp << 1);
    digitalWrite(SCLK, HIGH);//SCK = 1;
    delayMicroseconds(1);    // short clock pulse
  }
  delayMicroseconds(20);
  digitalWrite(NCS, HIGH);//nADNSCS = 1; // de-select the chip
}
byte ADNS_read_old(unsigned char addr) {
  byte temp;
  int n;
  digitalWrite(NCS, LOW);//nADNSCS = 0;     // select the chip
  temp = addr;
  digitalWrite(SCLK, OUTPUT); //SCK = 0;      // start clock low
  pinMode(SDIO, OUTPUT); //DATA_OUT;      // set data line for output
  for (n=0; n<8; n++) {
    digitalWrite(SCLK, LOW);//SCK = 0;
    pinMode(SDIO, OUTPUT); //DATA_OUT;
    if (temp & 0x80) {
      digitalWrite(SDIO, HIGH);//SDOUT = 1;
    }
    else {
      digitalWrite(SDIO, LOW);//SDOUT = 0;
    }
    temp = (temp << 1);
    delayMicroseconds(1);
    digitalWrite(SCLK, HIGH); //SCK = 1;
    delayMicroseconds(1);    // short clock pulse
  }
  
  temp = 0; // This is a read, switch to input
  pinMode(SDIO, INPUT); //DATA_IN;
  for (n=0; n<8; n++) {   // read back the data
    digitalWrite(SCLK, LOW);
    if(digitalRead(SDIO)) {// got a '1'
      temp |= 0x1;
    }
    if( n != 7) temp = (temp << 1); // shift left
    digitalWrite(SCLK, HIGH);
  }
  
  digitalWrite(NCS, HIGH);// de-select the chip
  return temp;
}

爵爷

光流传感器是吧..老外在mwc搞过..你去mwc论坛搜搜吧

donghuiyun6668

看论坛里有人已经用过这个传感器了，由于权限问题不能加好友，只能在这发帖求助了。各位好心的朋友们可否帮一下忙啊！我做定位用，只需要获得X和Y的位移就行！谢谢

1263436446

donghuiyun6668 发表于 2013-7-16 09:03
看论坛里有人已经用过这个传感器了，由于权限问题不能加好友，只能在这发帖求助了。各位好心的朋友们可否帮 ...

不知道lz这个搞出来了吗？同问。。。