The Museum of HP Calculators


Ohm's Law for the HP-41C/CV/CX

This program is Copyright © HP and is used here by permission. It was originally printed in the HP-67 EE(lab) Solution Book. This program was ported to the HP-41C by reading with the HP-41C card reader and the card reader may be required for operation of this program. This program was entered and uploaded by Tony Duell.

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 "OHMLAW"
 02 LBL 11
 03 LBL B
 04 STO 21
 05 FS?C 22
 06 RTN
 07 RCL 22
 08 X=0?
 09 GTO 00
 10 RCL 23
 11 X=0?
 12 GTO 01
 13 *
 14 STO 21
 15 RTN
 16 LBL 12
 17 LBL C
 18 STO 22
 19 FS?C 22
 20 RTN
 21 RCL 21
 22 X=0?
 23 GTO 02
 24 RCL 23
 25 X=0?
 26 GTO 03
 27 /
 28 STO 22
 29 RTN
 30 LBL 13
 31 LBL D
 32 STO 23
 33 FS?C 22
 34 RTN
 35 RCL 21
 36 X=0?
 37 GTO 04
 38 RCL 22
 39 X=0?
 40 GTO 05
 41 /
 42 STO 23
 43 RTN
 44 LBL 14
 45 LBL E
 46 STO 24
 47 FS?C 22
 48 RTN
 49 RCL 21
 50 X=0?
 51 GTO 06
 52 RCL 22
 53 X=0?
 54 GTO 07
 55 X^2
 56 /
 57 RTN
 58 LBL 00
 59 RCL 23
 60 X^2
 61 RCL 24
 62 /
 63 STO 21
 64 RTN
 65 LBL 01
 66 RCL 22
 67 X^2
 68 RCL 24
 69 *
 70 RTN
 71 LBL 02
 72 RCL 23
 73 RCL 24
 74 /
 75 STO 22
 76 RTN
 77 LBL 03
 78 RCL 21
 79 RCL 24
 80 /
 81 SQRT
 82 STO 22
 83 RTN
 84 LBL 04
 85 RCL 22
 86 RCL 24
 87 *
 88 STO 23
 89 RTN
 90 LBL 05
 91 RCL 21
 92 RCL 24
 93 *
 94 SQRT
 95 STO 23
 96 RTN
 97 LBL 06
 98 RCL 23
 99 RCL 22
100 /
101 STO 24
102 RTN
103 LBL 07
104 RCL 23
105 X^2
106 RCL 21
107 /
108 STO 24
109 RTN
110 LBL 10
111 LBL A
112 7CLREG
113 CLX
114 RTN
115 STOP
116 END

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