[h316.git] / lib / iolib / 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)
*
* AUTHOR:	
*
*    PHILIPP HACHTMANN
*
*
* PURPOSE:	
*
*    LOW LEVEL PEN PLOTTER DRIVER ROUTINES PROVIDING HARDWARE
*    ABSTRACTION BY PROVIDING SIMPLE ROUTINES FOR PEN MOVEMENT.
*    
*    
* STORAGE:	
*
*    ??? (OCTAL)
*    ??? (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$UP,UP
	SUBR	PL$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$DL,DL
*
*
	REL		THIS IS A RELOCATABLE OBJECT
	ORG	'0
*
*
OUT	DAC	**	DO THE MOVEMENT
	OTA	PADR
	JMP	*-1
	JMP*	OUT
*
*	
UP	DAC	**
	LDA	CUP
	JST	OUT
	JMP*	UP
*
*
DOWN	DAC	**
	LDA	CDWN
	JST	OUT
	JMP*	DOWN
*
*
RGHT	DAC	**
	LDA	CRGT
	JST	OUT
	JMP*	RGHT
*
*
LEFT	DAC	**
	LDA	CLFT
	JST	OUT
	JMP*	LEFT
*
*
PENU	DAC	**
	LDA	CPNU
	JST	OUT
	JMP*	PENU
*
*	
PEND	DAC	**
	LDA	CPND
	JST	OUT
	JMP*	PEND
*
*
UL	DAC	**
	LDA	CUP
	ADD	CLFT
	JST	OUT
	JMP*	UL
*
*
UR	DAC	**
	LDA	CUP
	ADD	CRGT
	JST	OUT
	JMP*	UR
*
*
DL	DAC	**
	LDA	CDWN
	ADD	CLFT
	JST	OUT
	JMP*	DL
*
*
DR	DAC	**
	LDA	CDWN
	ADD	CRGT
	JST	OUT
	JMP*	DR
*
*
*			CONSTANTS
CUP	OCT	'1
CDWN	OCT	'2
CLFT	OCT	'4
CRGT	OCT	'10
CPNU	OCT	'20
CPND	OCT	'40
*
*
	END
Commit	Line	Data
fcb7b340	1	* (PL$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$DL)
	6	*
	7	* LOW LEVEL PEN PLOTTER ROUTINES
	8	*
	9	* REVISIONS:
	10	* 1.0 (2007-05-27)
	11	*
	12	* AUTHOR:
	13	*
	14	* PHILIPP HACHTMANN
	15	*
	16	*
	17	* PURPOSE:
	18	*
	19	* LOW LEVEL PEN PLOTTER DRIVER ROUTINES PROVIDING HARDWARE
	20	* ABSTRACTION BY PROVIDING SIMPLE ROUTINES FOR PEN MOVEMENT.
	21	*
	22	*
	23	* STORAGE:
	24	*
	25	* ??? (OCTAL)
	26	* ??? (DECIMAL)
	27	*
	28	*
	29	* USAGE:
	30	*
	31	* CALL PL$U - STEP UP
	32	* CALL PL$D - STEP DOWN
	33	* CALL PL$L - STEP LEFT
	34	* CALL PL$R - STEP RIGHT
	35	* CALL PL$PU - RAISE PEN
	36	* CALL PL$PD - LOWER PEN
	37	*
	38	* CALL PL$UR - STEP UP+RIGHT
	39	* CALL PL$UL - STEP UP+LEFT
	40	* CALL PL$DR - STEP DOWN+RIGHT
	41	* CALL PL$DL - STEP DOWN+LEFT
	42	*
	43	*
	44	*
	45	********************************************************************************
	46	*
	47	*
	48	PADR EQU '40 PORT ADDRESS OF THE PLOTTER INTERFACE
	49	*
	50	*
	51	SUBR PL$UP,UP
	52	SUBR PL$U,UP
	53	SUBR PL$D,DOWN
	54	SUBR PL$R,RGHT
	55	SUBR PL$L,LEFT
	56	SUBR PL$PU,PENU
	57	SUBR PL$PD,PEND
	58	SUBR PL$UR,UR
	59	SUBR PL$UL,UL
	60	SUBR PL$DR,DR
	61	SUBR PL$DL,DL
	62	*
	63	*
	64	REL THIS IS A RELOCATABLE OBJECT
65	ORG '0
66	*
67	*
68	OUT DAC ** DO THE MOVEMENT
69	OTA PADR
70	JMP *-1
71	JMP* OUT
72	*
73	*
74	UP DAC **
75	LDA CUP
76	JST OUT
77	JMP* UP
78	*
79	*
80	DOWN DAC **
81	LDA CDWN
82	JST OUT
83	JMP* DOWN
84	*
85	*
86	RGHT DAC **
87	LDA CRGT
88	JST OUT
89	JMP* RGHT
90	*
91	*
92	LEFT DAC **
93	LDA CLFT
94	JST OUT
95	JMP* LEFT
96	*
97	*
98	PENU DAC **
99	LDA CPNU
100	JST OUT
101	JMP* PENU
102	*
103	*
104	PEND DAC **
105	LDA CPND
106	JST OUT
107	JMP* PEND
108	*
109	*
110	UL DAC **
111	LDA CUP
112	ADD CLFT
113	JST OUT
114	JMP* UL
115	*
116	*
117	UR DAC **
118	LDA CUP
119	ADD CRGT
120	JST OUT
121	JMP* UR
122	*
123	*
124	DL DAC **
125	LDA CDWN
126	ADD CLFT
127	JST OUT
128	JMP* DL
129	*
130	*
131	DR DAC **
132	LDA CDWN
133	ADD CRGT
134	JST OUT
135	JMP* DR
136	*
137	*
138	* CONSTANTS
139	CUP OCT '1
140	CDWN OCT '2
141	CLFT OCT '4
142	CRGT OCT '10
143	CPNU OCT '20
144	CPND OCT '40
145	*
146	*
147	END