The Museum of HP Calculators

Trip Computer Calibration for the HP-41C/CV/CX

This program is supplied without representation or warranty of any kind. Tony Duell, Hewlett Packard and The Museum of HP Calculators therefore assume no responsibility and shall have no liability, consequential or otherwise, of any kind arising from the use of this program material or any part thereof.

Documentation Information (CD or source code)
How to get this Program to your Calculator (via HP-IL, disk, wand, and fingers)
Download Binary (.raw) program for disk or PC HP-IL Card download
Download Hexadecimal (.dat) program for Serial Port download

Program Listing

LINE  KEYS
 01 LBL "CAL"
 02 CF 03
 03 CF 04
 04 SF 09
 05 SREG 00
 06 CLS
 07 SREG 05
 08 CLS
 09 CLX
 10 "TACH RPM?"
 11 PROMPT
 12 X=0?
 13 GTO 00
 14 STO 16
 15 "GEAR? 3/4/5"
 16 PROMPT
 17 SF IND X
 18 26
 19 +
 20 X<> 16
 21 STO IND 16
 22 GTO 01
 23 LBL 00
 24 CF 09
 25 CF 22
 26 "SPEED?"
 27 PROMPT
 28 FC?C 22
 29 GTO "CAL"
 30 LBL 01
 31 RCLSW
 32 TIME
 33 STO 20
 34 X<>Y
 35 STO 19
 36 STOPSW
 37 CLX
 38 SETSW
 39 SW
 40 CLD
 41 ALMNOW
 42 RUNSW
 43 TIME
 44 RCL 20
 45 HMS-
 46 RCL 19
 47 HMS+
 48 56 E-6
 49 HMS-
 50 SETSW
 51 10
 52 STO 20
 53 9
 54 STO 19
 55 CLX
 56 STO 14
 57 STO 15
 58 LBL 02
 59 RCL IND 20
 60 RCL IND 19
 61 HMS-
 62 X<=0?
 63 GTO 03
 64 RCL 15
 65 HMS+
 66 STO 15
 67 ISG 14
 68 LBL 03
 69 DSE 20
 70 DSE 19
 71 GTO 02
 72 RCL 01
 73 RCL 00
 74 HMS-
 75 RCL 15
 76 HMS+
 77 HR
 78 RCL 14
 79 1
 80 +
 81 /
 82 .01
 83 HR
 84 X<>Y
 85 /
 86 STO 28
 87 "S/COREX="
 88 FIX 02
 89 ARCL X
 90 "X"
 91 AVIEW
 92 FC?C 09
 93 RTN
 94 FC? 55
 95 STOP
 96 60
 97 *
 98 RCL IND 16
 99 1 E3
100 /
101 /
102 "1K RPM, "
103 FIX 00
104 RCL 16
105 26
106 -
107 ARCL X
108 "="
109 FIX 01
110 CF IND X
111 ARCL Y
112 X<>Y
113 .1
114 %
115 STO IND 16
116 AVIEW
117 END

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