[h316.git] / lib / hachti / src / pl$u.asm

* (PL$U) REV 1.0 LOW LEVEL INCREMENTAL PLOTTER DRIVER
*
*    
* PROGRAM TITLE:  PL$U  (PL$U, PL$D, PL$L, PL$R, PL$PU, PL$PD,
*                        PL$UR,PL$UL,PL$DR,PL$DL)
*                 
*                 LOW LEVEL PEN PLOTTER ROUTINES
*
* REVISIONS: 
*            1.0 (2007-05-27)
*            1.1 (2007-11-08) - ADDED PEN POSITION TRACKING
*                               TO PL$PU AND PL$PD
*
* AUTHOR:	
*
*    PHILIPP HACHTMANN
*
*
* PURPOSE:	
*
*    LOW LEVEL PEN PLOTTER DRIVER ROUTINES PROVIDING HARDWARE
*    ABSTRACTION BY PROVIDING SIMPLE ROUTINES FOR PEN MOVEMENT.
*    
*    
* STORAGE:	
*
*    100 (OCTAL)
*     64 (DECIMAL)
*
*
* USAGE:	
*
*              CALL     PL$U  - STEP UP
*	       CALL     PL$D  - STEP DOWN
*              CALL     PL$L  - STEP LEFT
*              CALL     PL$R  - STEP RIGHT
*              CALL     PL$PU - RAISE PEN
*              CALL     PL$PD - LOWER PEN
*
*              CALL     PL$UR - STEP UP+RIGHT
*              CALL     PL$UL - STEP UP+LEFT
*              CALL     PL$DR - STEP DOWN+RIGHT
*              CALL     PL$DL - STEP DOWN+LEFT
*	
*
*
********************************************************************************
*
*
PADR	EQU	'40	PORT ADDRESS OF THE PLOTTER INTERFACE
*
*
	SUBR	PL$U,UP
	SUBR	PL$D,DOWN
	SUBR	PL$R,RGHT
	SUBR	PL$L,LEFT
	SUBR	PL$PU,PENU
	SUBR	PL$PD,PEND
	SUBR	PL$UR,UR
	SUBR	PL$UL,UL
	SUBR	PL$DR,DR
	SUBR	PL$DL,DL
*
*
	REL		THIS IS A RELOCATABLE OBJECT
	ORG	'0
*
*
OUT	DAC	**	DO THE MOVEMENT
	OTA	PADR
	JMP	*-1
*
*	LDA	=-'10000
*	AOA
*	SZE
*	JMP	*-2
*
	JMP*	OUT
*
*	
UP	DAC	**
	LDA	CUP
	JST	OUT
	JMP*	UP
*
*
DOWN	DAC	**
	LDA	CDWN
	JST	OUT
	JMP*	DOWN
*
*
RGHT	DAC	**
	LDA	CRGT
	JST	OUT
	JMP*	RGHT
*
*
LEFT	DAC	**
	LDA	CLFT
	JST	OUT
	JMP*	LEFT
*
*
PENU	DAC	**
	LDA	PEN
	SNZ
	JMP*	PENU
	CRA
	STA	PEN
	LDA	CPNU
	JST	OUT
	JMP*	PENU
*
*	
PEND	DAC	**
	LDA	PEN
	SZE
	JMP*	PEND
	LDA	CPND
	JST	OUT
	IRS	PEN
	JMP*	PEND
*
*
UL	DAC	**
	LDA	CUP
	ADD	CLFT
	JST	OUT
	JMP*	UL
*
*
UR	DAC	**
	LDA	CUP
	ADD	CRGT
	JST	OUT
	JMP*	UR
*
*
DL	DAC	**
	LDA	CDWN
	ADD	CLFT
	JST	OUT
	JMP*	DL
*
*
DR	DAC	**
	LDA	CDWN
	ADD	CRGT
	JST	OUT
	JMP*	DR
*
*
*			CONSTANTS
CUP	OCT	'1
CDWN	OCT	'2
CLFT	OCT	'4
CRGT	OCT	'10
CPNU	OCT	'20
CPND	OCT	'40
*
PEN	DEC	0	PEN STATE: 1=DOWN
*
	END
Commit	Line	Data
8fac3a64	1	* (PL$U) REV 1.0 LOW LEVEL INCREMENTAL PLOTTER DRIVER
	2	*
	3	*
	4	* PROGRAM TITLE: PL$U (PL$U, PL$D, PL$L, PL$R, PL$PU, PL$PD,
	5	* PL$UR,PL$UL,PL$DR,PL$DL)
	6	*
	7	* LOW LEVEL PEN PLOTTER ROUTINES
	8	*
	9	* REVISIONS:
	10	* 1.0 (2007-05-27)
	11	* 1.1 (2007-11-08) - ADDED PEN POSITION TRACKING
	12	* TO PL$PU AND PL$PD
	13	*
	14	* AUTHOR:
	15	*
	16	* PHILIPP HACHTMANN
	17	*
	18	*
	19	* PURPOSE:
	20	*
	21	* LOW LEVEL PEN PLOTTER DRIVER ROUTINES PROVIDING HARDWARE
	22	* ABSTRACTION BY PROVIDING SIMPLE ROUTINES FOR PEN MOVEMENT.
	23	*
	24	*
	25	* STORAGE:
	26	*
	27	* 100 (OCTAL)
	28	* 64 (DECIMAL)
	29	*
	30	*
	31	* USAGE:
	32	*
	33	* CALL PL$U - STEP UP
	34	* CALL PL$D - STEP DOWN
	35	* CALL PL$L - STEP LEFT
	36	* CALL PL$R - STEP RIGHT
	37	* CALL PL$PU - RAISE PEN
	38	* CALL PL$PD - LOWER PEN
	39	*
	40	* CALL PL$UR - STEP UP+RIGHT
	41	* CALL PL$UL - STEP UP+LEFT
	42	* CALL PL$DR - STEP DOWN+RIGHT
	43	* CALL PL$DL - STEP DOWN+LEFT
	44	*
	45	*
	46	*
	47	********************************************************************************
	48	*
	49	*
	50	PADR EQU '40 PORT ADDRESS OF THE PLOTTER INTERFACE
	51	*
	52	*
	53	SUBR PL$U,UP
	54	SUBR PL$D,DOWN
	55	SUBR PL$R,RGHT
	56	SUBR PL$L,LEFT
	57	SUBR PL$PU,PENU
	58	SUBR PL$PD,PEND
	59	SUBR PL$UR,UR
	60	SUBR PL$UL,UL
	61	SUBR PL$DR,DR
	62	SUBR PL$DL,DL
	63	*
	64	*
65	REL THIS IS A RELOCATABLE OBJECT
66	ORG '0
67	*
68	*
69	OUT DAC ** DO THE MOVEMENT
70	OTA PADR
71	JMP *-1
72	*
73	* LDA =-'10000
74	* AOA
75	* SZE
76	* JMP *-2
77	*
78	JMP* OUT
79	*
80	*
81	UP DAC **
82	LDA CUP
83	JST OUT
84	JMP* UP
85	*
86	*
87	DOWN DAC **
88	LDA CDWN
89	JST OUT
90	JMP* DOWN
91	*
92	*
93	RGHT DAC **
94	LDA CRGT
95	JST OUT
96	JMP* RGHT
97	*
98	*
99	LEFT DAC **
100	LDA CLFT
101	JST OUT
102	JMP* LEFT
103	*
104	*
105	PENU DAC **
106	LDA PEN
107	SNZ
108	JMP* PENU
109	CRA
110	STA PEN
111	LDA CPNU
112	JST OUT
113	JMP* PENU
114	*
115	*
116	PEND DAC **
117	LDA PEN
118	SZE
119	JMP* PEND
120	LDA CPND
121	JST OUT
122	IRS PEN
123	JMP* PEND
124	*
125	*
126	UL DAC **
127	LDA CUP
128	ADD CLFT
129	JST OUT
130	JMP* UL
131	*
132	*
133	UR DAC **
134	LDA CUP
135	ADD CRGT
136	JST OUT
137	JMP* UR
138	*
139	*
140	DL DAC **
141	LDA CDWN
142	ADD CLFT
143	JST OUT
144	JMP* DL
145	*
146	*
147	DR DAC **
148	LDA CDWN
149	ADD CRGT
150	JST OUT
151	JMP* DR
152	*
153	*
154	* CONSTANTS
155	CUP OCT '1
156	CDWN OCT '2
157	CLFT OCT '4
158	CRGT OCT '10
159	CPNU OCT '20
160	CPND OCT '40
161	*
162	PEN DEC 0 PEN STATE: 1=DOWN
163	*
164	END