User`s manual
http://www.adtechcn.com   56 
Note None 
9.4
adt8840a_set_buff_mode( ) 
Name int adt8840a_set_buff_mode(int dev_num,int buffmode) 
Definition  Set the software buffer mode 
Input parameter 
int dev_num: device number 
int mode: 0: software buffer enabled; 1: software buffer disabled
Output 
parameter 
None 
Return value  0: execution OK; -1: transmission abnormity; -4: disabled device interface 
Note None 
9.5
adt8840a_set_pulsemm( ) 
Name int adt8840a_set_pulsemm(int dev_num,int axis,int PulseMm) 
Definition  Set the pulse equivalent 
Input parameter 
int dev_num: device number 
int axis: axis number 
int PulseMm: pulse equivalent
Output 
parameter 
None 
Return value  0: execution OK; -1: transmission abnormity; -4: disabled device interface 
Note None 
9.6
adt8840a_get_pulsemm( ) 
Name int adt8840a_get_pulsemm(int dev_num,int axis,int *PulseMm) 
Definition  Get the pulse equivalent 
Input parameter 
int dev_num: device number 
int axis: axis number (1-4) 
int PulseMm: receive the pulse equivalent of the current axis
Output 
parameter 
None 
Return value  0: execution OK; -1: transmission abnormity; -4: disabled device interface 
Note None 
9.7
adt8840a_upload_sysfile( ) 
Name int adt8840a_upload_sysfile(int dev_num,int mode,char *file,SYSPARA *syspara 
Definition  Upload parameters of system configuration files 










