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dbase.prg
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1999-06-01
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*
* dBase.PRG
*
* Visual dBase 7.0 Test Program
*
*
* PROGRAMMER: Edit the following include with the location
* of the WSC32.CC file.
*
#INCLUDE C:\TEMP\WSC32.CC
Port = COM1
CR = CHR(13)
LF = CHR(10)
Buffer = SPACE(128)
?? "Transmitting AT to modem connected to COM" + LTRIM(Str(1+Port)) + CR + LF
?? "Expecting OK back" + CR + LF
* reset port
Code = SioReset(Port,512,256)
if Code < 0
? "Error: SioReset returns ", Code
Code = SioWinError(Buffer, 128)
? Buffer
Return
endif
Code = SioBaud(Port,19200)
* set DTR and RTS
Code = SioDTR(Port,Asc("S"))
Code = SioRTS(Port,Asc("S"))
* transmit "AT" to modem
Code = SioPutc(Port,13)
Code = Delay(0.25)
Code = SioPutc(Port,13)
Code = Delay(0.25)
Code = SioPutc(Port,Asc("A"))
Code = Delay(0.25)
Code = SioPutc(Port,Asc("T"))
Code = Delay(0.25)
Code = SioPutc(Port,13)
* wait 1 second for response
MarkTime = Seconds() + 1.0
Do while Seconds() < MarkTime
Code = SioGetc(Port)
if Code = 13
?? CR
endif
if Code = 10
?? LF
endif
if Code >= 32
?? Chr(Code)
endif
EndDo
?? CR + LF
Code = SioDone(Port)
return
* Delay Function ( waits <WaitSecs> )
Function Delay
Parameter WaitSecs
Private Counter
Private MarkTime
Counter = 0
MarkTime = Seconds() + WaitSecs
do while Seconds() < MarkTime
Counter = Counter + 1
enddo
return Counter