TI中文支持网static bStatus_t battWriteAttrCB( uint16 connHandle, gattAttribute_t *pAttr,
uint8 *pValue, uint8 len, uint16 offset )
{
bStatus_t status = SUCCESS;
uint16 uuid = BUILD_UINT16( pAttr->type.uuid[0], pAttr->type.uuid[1]);
switch ( uuid )
{
case GATT_CLIENT_CHAR_CFG_UUID:
status = GATTServApp_ProcessCCCWriteReq( connHandle, pAttr, pValue, len,
offset, GATT_CLIENT_CFG_NOTIFY );
if ( status == SUCCESS )
{
uint16 charCfg = BUILD_UINT16( pValue[0], pValue[1] );
if ( battServiceCB )
{
(*battServiceCB)( (charCfg == GATT_CFG_NO_OPERATION) ?
BATT_LEVEL_NOTI_DISABLED :
BATT_LEVEL_NOTI_ENABLED);
}
}
break;
default:
status = ATT_ERR_ATTR_NOT_FOUND;
break;
}
return ( status );
}
新人求问，请问高亮部分的函数GATTServApp_ProcessCCCWriteReq到底是干嘛用的？看到好几个应用在写notify 的configuration UUID的时候地方都用到。
Susan Yang：
/** * @brief Process the client characteristic configuration * write request for a given client. * * @param connHandle – connection message was received on. * @param pAttr – pointer to attribute. * @param pValue – pointer to data to be written. * @param len – length of data. * @param offset – offset of the first octet to be written. * @param validCfg – valid configuration. * * @return Success or Failure */extern bStatus_t GATTServApp_ProcessCCCWriteReq( uint16 connHandle, gattAttribute_t *pAttr, uint8 *pValue, uint8 len, uint16 offset, uint16 validCfg );
jin guo1：
回复 Susan Yang:
如果一个服务中有多个特征值被设置位Notify，这个函数需要区分不一样的特征值分别处理吗？
