| 
						
					 | 
					
						
						
							
						
						2b915a3e59
					 | 
					
						
						
							
							decreased accuracy so that the real hardware is useful at 33 MHz
						
						
						
						
						
						
					 | 
					
						2020-09-10 19:59:57 +02:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						a491ab0461
					 | 
					
						
						
							
							print the maximal stack pointer value when pressing shift
						
						
						
						
						
						
					 | 
					
						2020-09-09 09:40:26 +02:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						4316f928f8
					 | 
					
						
						
							
							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 
						
						
					 | 
					
						2020-09-08 23:46:41 +02:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						0049f3df98
					 | 
					
						
						
							
							do not compile with stack auto, change functions to be nonreentrant, use fixed parameters
						
						
						
						
						
						
						
						- frees up ~4KB of code space 
						
						
					 | 
					
						2019-05-02 03:27:01 -04:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						43edb291cf
					 | 
					
						
						
							
							attempt to reduce space usage
						
						
						
						
						
						
						
						- remove unecessary code
- ifdef "extra" code
- pass data through globals instead of functions accessing static data
- functions non-reentrant, locate tmps in xdata 
						
						
					 | 
					
						2019-03-31 19:37:52 -04:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						ecb0492534
					 | 
					
						
						
							
							initial calculator code
						
						
						
						
						
						
					 | 
					
						2019-03-31 19:33:59 -04:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						d351995294
					 | 
					
						
						
							
							initial decimal number code, needs work
						
						
						
						
						
						
						
						- need to change to have implicit decimal point after first digit
- need to rework for code size 
						
						
					 | 
					
						2019-03-22 16:38:35 -04:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						c92decd204
					 | 
					
						
						
							
							increase code size
						
						
						
						
						
						
					 | 
					
						2019-03-21 21:06:12 -04:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						84b6888d7e
					 | 
					
						
						
							
							scan keyboard
						
						
						
						
						
						
					 | 
					
						2019-03-20 03:21:11 -04:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 | 
				
			
				
					| 
						
					 | 
					
						
						
							
						
						f4f70853c1
					 | 
					
						
						
							
							initial stc rpn calculator project
						
						
						
						
						
						
					 | 
					
						2019-03-20 00:34:51 -04:00 | 
					
					
						
						
						
							
							
							
							
							
							
							
							
						
					 |