main.c中： 就执行以下语句：上电的同时按下键10，就是以下CSD_1_baSnsOnMask[1]==0x2,
但得到的结果总是表示键10没有按下，我怀疑是不是CSD初始化语句里，
把一上电检测的键10的电容值当成初始值，于是就没有识别键10为按下。麻烦帮我分析一下。
InitialGlobalParameters（）；
I2cStarUp（）；
————————————————————————————————
void InitialGlobalParameters(void)
{
M8C_EnableGInt;
//Enable CSD
CSD_1_Start();
CSD_1_SetDefaultFingerThresholds();
CSD_1_InitializeBaselines();
//Enable I2CHW
I2CHW_Start();
I2CHW_EnableMstr();
I2CHW_EnableInt();
}
void I2cStarUp(void)
{
//read all HD information
I2Cm_ReadData(DistributorNumAddr,&HDInformation_get.DistributorNumber_Read);
I2Cm_ReadData(DistributorAttitudeAddr,&HDInformation_get.DistributorAttitude_Read);
//I2Cm_SendCommand(SetHDFormatAddr,i);
switch(HDInformation_get.DistributorNumber_Read&DISTRIBUTOR_NUMBER_MASK)//if HD owned no distributors
{
case 0: // no distributors feedback
Sound_LightFeedback(10,10);
OnlyDoOneType=0; // No do
break;
case 1: //one distributors ,reserved
break;
case 2: //two distributors,reserved
break;
case 3: //three distributors,reserved
break;
case 4: //four distributors,reserved
break;
case 5: //ATA
if((HDInformation_get.DistributorAttitude_Read&DiSTRIBUTOR_ATTITUDE_ATA_MASK)!=0) // no encryption
{
if(CSD_1_baSnsOnMask[1] == 0x02) //power on with long pressing f1 botton
{
OnlyDoOneType=1; // Encrypt
// EncryptOperation();
}
else
// SwitchWRState();
OnlyDoOneType=0; // No do
}
else // have encryption
{
if(CSD_1_baSnsOnMask[1] == 0x02) //power on with long pressing f1 botton
{
//ReEncryptOperation(); //including delete and reset password
OnlyDoOneType=3;
}
else
// DecryptOperation();
OnlyDoOneType=2; //Decrypt
}
I2Cm_SendCommand(0x20,OnlyDoOneType);
break;
default:
break;
}
} |
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