B. EXAMPLE OF CRC CALCULATION WRITTEN IN C
This function calculates the CRC used by the "Modem
Protocol". ... ed by the Modem Protocol
contains 128 bytes.
The function return value is an integer which contains the
CRC
hen be added to the
end of the previous file.
Function Selection
The function screen is divided into an upper and lower half. The file name
is printed in ... ecting Auto-Restore by index block presents a new function screen:
Select Arrows (up and down), Accept and ... he same directory as CF.SYSTEM, the Auto-Restore
function will be unlocked on entering the password and the
MULATOR
CALL -980......MONITOR S/R PREFORM ESCAPE FUNCTION
CALL -958......CLEAR from CURSOR to END of PAGE {... ROUTINE
CALL -715......READ KEY & PERFORM ESCAPE FUNCTION if necessary.
CALL -678......Wait for RETURN
CALL... ! ONERR flag NOTE: POKE 216,0 cancels ONERR function
$DA - $DB ! Line # of ONERR error
$DE ! ONERR
MULATOR
CALL -980......MONITOR S/R PREFORM ESCAPE FUNCTION
CALL -958......CLEAR from CURSOR to END of PAGE {... ROUTINE
CALL -715......READ KEY & PERFORM ESCAPE FUNCTION if necessary.
CALL -678......Wait for RETURN
CALL... ! ONERR flag NOTE: POKE 216,0 cancels ONERR function
$DA - $DB ! Line # of ONERR error
$DE ! O