Jeff Wang
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2a301e71a9
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update readme (default degrees, update outdated stuff), bump version
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2021-01-30 22:38:41 -05:00 |
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Jeff Wang
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380b90d434
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resize/remove unused variables in lcd.c
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2021-01-30 22:38:13 -05:00 |
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Jeff Wang
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774be02e1f
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use ->deg as default shifted function now that trig functions operate in degrees
(->rad is down-shifted function now)
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2021-01-30 19:00:37 -05:00 |
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Jeff Wang
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5bcfb8a371
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do all trig calculations in degrees
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2021-01-30 18:45:44 -05:00 |
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Jeff Wang
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c6ac1e5e2c
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add random tests for inverse trigonometric functions
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2021-01-27 21:11:32 -05:00 |
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Jeff Wang
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f15790f252
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add random sin/cos/tan trig tests (accuracy is fairly bad)
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2020-12-10 22:54:45 -05:00 |
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Jeff Wang
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81253d8934
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separate out tests into separate files
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2020-10-26 22:16:26 -04:00 |
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Jeff Wang
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540d9e282c
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add random y^x tests
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2020-10-19 21:36:18 -04:00 |
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Jeff Wang
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714cd69b9c
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add random exp() tests
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2020-10-13 22:11:03 -04:00 |
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Jeff Wang
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46851eab9f
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use ctest to run unit tests in parallel (requires newer catch2)
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2020-10-13 22:11:03 -04:00 |
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Jeff Wang
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08f1d199c1
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add random logarithm tests, extra tests near log(1.0)
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2020-10-13 22:11:00 -04:00 |
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Jeff Wang
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89f442cae8
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add random division/reciprocal tests
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2020-10-13 00:52:00 -04:00 |
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Jeff Wang
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18692d9baf
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add random sqrt tests
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2020-10-13 00:51:57 -04:00 |
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Jeff Wang
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a5e64e89d4
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free up some flash space
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2020-09-13 22:50:19 -04:00 |
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Jeff Wang
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273e2f5742
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add fast reciprocal sqrt() implementation
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2020-09-13 22:49:38 -04:00 |
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Jeff Wang
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64754395be
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add shift down sign, change GUI keys, bump version
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2020-09-13 01:55:00 -04:00 |
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Jeff Wang
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d8d7f98663
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clear IsShiftedUp/Down at end of switch case, allow turning off with either shift
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2020-09-13 01:19:22 -04:00 |
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Mirko Scholz
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2b915a3e59
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decreased accuracy so that the real hardware is useful at 33 MHz
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2020-09-10 19:59:57 +02:00 |
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Mirko Scholz
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5f0bd3886a
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cleanup
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2020-09-10 19:23:58 +02:00 |
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Mirko Scholz
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2903579efd
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added arcsin and arccos
added a stack for temporaries, otherwise it became to tedious to keep
track which function uses which temporary for later
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2020-09-10 18:49:47 +02:00 |
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Mirko Scholz
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370df33a6c
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implemented roll up
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2020-09-10 16:42:32 +02:00 |
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Mirko Scholz
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9deae8128d
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freed unused internal ram
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2020-09-10 16:40:40 +02:00 |
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Mirko Scholz
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0b5e011017
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made new functions accessible to the calculator
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2020-09-10 16:37:23 +02:00 |
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Mirko Scholz
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e4ad37623b
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implemented arctan
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2020-09-10 15:38:26 +02:00 |
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Mirko Scholz
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3e5648de87
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implemented sin, cos, theta for all real numbers
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2020-09-10 14:30:53 +02:00 |
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Mirko Scholz
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2caedc9a45
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re-structured tests
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2020-09-10 11:40:26 +02:00 |
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Mirko Scholz
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f95aa9ab82
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fixed tests
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2020-09-09 23:52:30 +02:00 |
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Mirko Scholz
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13d26e7b75
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simple trigonometric functions as in Sinclair scientific
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2020-09-09 23:37:46 +02:00 |
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Mirko Scholz
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a491ab0461
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print the maximal stack pointer value when pressing shift
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2020-09-09 09:40:26 +02:00 |
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Mirko Scholz
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2a9801e676
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superfluous
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2020-09-09 08:47:51 +02:00 |
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Mirko Scholz
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4316f928f8
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added facility to debug the stack pointer on P3_4 (LCD LED cathode)
roughly 139 bytes
functions were chosen by manually traversing pow_decn to the bottom
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2020-09-08 23:46:41 +02:00 |
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Mirko Scholz
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7593260487
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freed some space for the stack
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2020-09-08 16:57:25 +02:00 |
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Mirko Scholz
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3f7dfe460b
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declaration exists already in decn.h
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2020-09-08 16:56:50 +02:00 |
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jjj11x
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0add7eb813
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bump version
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2020-09-07 23:05:31 -04:00 |
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Mirko Scholz
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51c2d2e2e7
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handle truncation in entering numbers properly
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2020-09-05 10:55:33 +02:00 |
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Mirko Scholz
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6ab4cfb714
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extra checks for multiply
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2020-09-05 10:35:45 +02:00 |
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Mirko Scholz
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6487fbde6e
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move constants out of the header
(as far as my C knowledge goes, this may cause problems with the linker)
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2020-09-05 10:25:35 +02:00 |
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Mirko Scholz
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1075e6d103
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truly take advantage of __code pointer
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2020-09-05 09:59:08 +02:00 |
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Mirko Scholz
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c18c0dabfd
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handle special cases for power function
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2020-09-05 01:08:09 +02:00 |
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Mirko Scholz
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5ea2818fe3
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move pow_decn from header to source file
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2020-09-05 00:18:47 +02:00 |
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Mirko Scholz
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1fb0a1fd50
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row/col should be always less than 16
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2020-09-04 23:02:46 +02:00 |
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Mirko Scholz
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a8cf1a881b
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put two flags into bit addressable ram
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2020-09-04 22:55:16 +02:00 |
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Mirko Scholz
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fb76fac249
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move VER_STR into flash
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2020-09-04 22:23:35 +02:00 |
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Mirko Scholz
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9464360014
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compiles under gcc 10
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2020-09-04 21:16:46 +02:00 |
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Mirko Scholz
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ae9beb120a
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handle common install paths for catch.hpp
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2020-09-04 21:13:26 +02:00 |
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Mirko Scholz
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d3314a9de9
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gcc 10 refuses to link otherwise
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2020-09-04 20:48:09 +02:00 |
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Mirko Scholz
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eea645f401
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compiles again under sdcc-3.5.0
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2020-09-04 20:45:29 +02:00 |
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Jeff Wang
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fc0fe7c327
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initial reciprocal square root prototyping
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2019-12-11 02:27:27 -05:00 |
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Jeff Wang
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b04a95e420
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increase test coverage
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2019-11-20 01:54:04 -05:00 |
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Jeff Wang
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218cb67ea7
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more automated unit tests
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2019-11-19 00:00:18 -05:00 |
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