start tok64 d64-mL6hAc
0         REM no bumps
1         REM --------
2         REM 1541-ii's manual p. 76
3         REM
10 PRINT"{down} turning off disks 'bumps'{.*3}
20 INPUT"{down}device";dv:IFdv<8ORdv>11THEN20
30     OPEN15,dv,15
40         PRINT#15,"m-w"CHR$(106)CHR$(0)CHR$(1)CHR$(133)
50     CLOSE15
60 PRINT"{down}the program makes a poke 106,133 in the
70 PRINT"drive's memory. byte 106 is used for
80  PRINT"error recovery:
90  PRINT"bit 7:{space*3}1=no bumps(*)
100 PRINT"bit 6:{space*3}1=no seeks(**)
110 PRINT"bit 0-5: # of tries (0-31) of reading
120 PRINT"(*) bump=return to track 1 if error
130 PRINT"(**)seek=try to read halftracks if data
140 PRINT"{space*9}can be found there
150 PRINT"{down}mr.p. for sys pd, 1991-07-27
stop tok64
(bastext 1.0)