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--- public:calculator:progs:hp35s_progs [24/04/23 17:10 BST] – created john
+++ public:calculator:progs:hp35s_progs [06/03/25 06:49 GMT] (current) – external edit 127.0.0.1
@@ Line 2: / Line 2: @@
-====== Hp35s Progs ======
+====== HP35s Progs ======
-** Description **
+<code>
+============= 13/2/22 ===========================
-===== Section One =====
+#### HP35s Butterworth Filter designer
+#
+# Changed 12/2/22 to make it fit in a single prog label with no
+# sub routines (ie using up additional labels). Frequency entry
+# now in MHz.
+# Results are copied from indirect-only registers 1->9 into Registers R -> Z
+# to make them accessible from RCL R, RCL S etc. on keyboard
+#
+M001 LBL M
+M002 SF 0
+M003 INPUT F
+M004 1E6
+M005 X
+M006 STO F
+M007 INPUT N
+M008 X<0?
+M009 CF 0
+M010 18.026
+M011 STO A
+M012 RCL A
+M013 IP
+M014 +/-
+M015 STO J
+M016 0
+M017 STO(J)
+M018 ISG A
+M019 GTO M012
+M020 ENG 3
+M021 RCL N
+M022 ABS
+M023 1000
+M024 /
+M025 1
+M026 +
+M027 STO I
+M028 STO H
+M029 RCL I
+M030 IP
+M031 2
+M032 X
+M033 1
+M034 -
+M035 180
+M036 X
+M037 RCL N
+M038 ABS
+M039 2
+M040 X
+M041 /
+M042 SIN
+M043 2
+M044 X
+M045 FS? 0
+M046 1/x
+M047 STO(I)
+M048 ISG I
+M049 GTO M029
+M050 RCL H
+M051 STO I
+M052 RCL I
+M053 IP
+M054 2
+M055 /
+M056 FP
+M057 FS? 0
+M058 GTO M101
+M059 GTO M105
+M060 RTN
+M061 RCL(I)
+M062 RCL F
+M063 2
+M064 X
+M065 PI
+M066 X
+M067 /
+M068 50
+M069 X
+M070 STO(I)
+M071 RCL I
+M072 17
+M073 +
+M074 +/-
+M075 STO J
+M076 RCL(I)
+M077 STO(J)
+M078 ISG I
+M079 GTO M052
+M080 RTN
+M081 RCL(I)
+M082 RCL F
+M083 2
+M084 X
+M085 PI
+M086 X
+M087 /
+M088 50
+M089 /
+M090 STO(I)
+M091 RCL I
+M092 17
+M093 +
+M094 +/-
+M095 STO J
+M096 RCL(I)
+M097 STO(J)
+M098 ISG I
+M099 GTO M052
+M100 RTN
+M101 x=0?
+M102 GTO M081
+M103 GTO M061
+M104 RTN
+M015 x=0?
+M106 GTO M061
+M107 GTO M081
+M108 RTN
+</code>
+==== Page Info ====
+Page created Thu May 26 17:37:39 2022 by John Pumford-Green
+Page last updated: ~~LASTMOD~~
+{{tag>}}
-===== Section Two =====