MORED2 LDY

0923	86A3	20	FA 86		SP2C	JSR	DIFFZ
0924	86A6	B0	03			BCS	SP2D
0925	86A8	4C	C4	81	SPEXIT JMP		RESALL
0926	86AB 20 4D 83				SP2D	JSR	CRLF
0927	86AE CD 58 A6					CMP	MAXRC
0928	86B1	90	05			BCC	SP2E
0929	86B3	AD 58 A6				LDA	MAXRC
0930	86B6	B0	02			BCS	SP2F
0931	86B8	69	01		SP2E	ADC	#1
0932	86BA 8D 3D A6				SP2F	STA	RC
0933	86BD A9 3B					LDA	#$3B	;SEMI COLON
0934	86BF 20 47 8A					JSR	OUTCHR
0935	86C2	AD 3D A6				LDA	RC
0936	86C5	20	F4	86		JSR	SVBYTE
0937	86C8	A5	FF			LDA	$FF
0938	86CA 20 F4 86					JSR	SVBYTE
0939	86CD A5 FE					LDA	$FE
0940	86CF 20 F4 86					JSR	SVBYTE
0941	86D2	A0	00		MORED2 LDY		#$00
0942	86D4	B1	FE			LDA	($FE),Y
0943	86D6	20	F4	86		JSR	SVBYTE
0944	86D9	20	86	83		JSR	INSTAT	;STOP IF KEY DEPRESSED
0945	86DC B0 CA					BCS	SPEXIT
0946	86DE 20 B2 82					JSR	INCCMP
0947	86E1	70	C5			BVS	SPEXIT
0948	86E3	CE 3D A6				DEC	RC
0949	86E6	D0	EA			BNE	MORED2
0950	86E8	AE 37 A6				LDX	SCR7
0951	86EB AD 36 A6					LDA	SCR6
0952	86EE 20 F4 82					JSR	OUTXAH
0953	86F1	18				CLC
0954	86F2	90	AF			BCC	SP2C
0955	86F4	20	DD 82		SVBYTE JSR		CHKSAD
0956	86F7	4C	FA 82			JMP	OUTBYT
0957	86FA 20 2E 83				DIFFZ	JSR	ZERCK
0958	86FD AD 4A A6				DIFFL	LDA	P3L
0959	8700	38				SEC
0960	8701	E5	FE			SBC	$FE
0961	8703	48				PHA
0962	8704	AD 4B A6				LDA	P3H
0963	8707	E5	FF			SBC	$FF
0964	8709	F0	04			BEQ	DIFF1
0965	870B	68				PLA
0966	870C	A9	FF			LDA	#$FF
0967	870E	60				RTS
0968	870F	68			DIFF1	PLA
0969	8710	60				RTS
0970	8711	4C	27	88	E2PARM JMP CALC3			;MAY BE CALC OR EXEC
0971	8714				B3PARM =*
0972	8714				;
0973	8714				; 3 PARAMETER COMMAND EXECUTE BLOCKS
0974	8714				;
0975	8714	C9	46		FILL3	CMP #'F'		;FILL MEM
0976	8716	D0	21			BNE	BLK3
0977	8718	20	9C	82		JSR	P2SCR
0978	871B	A9	00			LDA	#0
0979	871D	8D	52	A6		STA	ERCNT	;ZERO ERROR COUNT
0980	8720	AD 4E A6				LDA	P1L
0981	8723	A0	00		F1	LDY	#0
0982	8725	91	FE			STA	($FE),Y
0983	8727	D1	FE			CMP	($FE),Y	;VERIFY
0984	8729	F0	03			BEQ	F3

II specifications

The Apple II, launched in April 1977, was one of the first highly successful mass-produced microcomputer products. It marked a significant leap in personal computing, setting standards for future developments in the industry. Created by Steve Wozniak and Steve Jobs, the Apple II differentiated itself with its user-friendly design, appealing aesthetics, and robust capabilities.

One of the standout features of the Apple II was its open architecture, which allowed users to expand and enhance the computer's functionality. This design enabled hundreds of third-party hardware and software developers to contribute to its ecosystem, resulting in an array of peripherals, including printers, modems, and storage devices. The Apple II utilized a MOS Technology 6502 microprocessor running at a clock speed of 1 MHz. Initially equipped with 4 KB of RAM, the machine could be expanded to 48 KB, accommodating more complex applications and programs.

The Apple II was also notable for its colorful graphics. It was one of the first computers to support color display, offering a 6-color palette with a resolution of 280x192 pixels in 16 colors when using its Color Graphics Card. This feature significantly enhanced the visual appeal of games and educational software developed for the platform, making computing more accessible and entertaining for various audiences.

Apple's commitment to user experience was evident in the design of the machine. It featured an integrated keyboard and a plastic case, which was both durable and visually appealing. The self-contained design included drive bays for floppy disk drives, allowing for quicker data access than traditional tape drives. It also supported audio output, enabling sound effects and music, a novelty at the time.

The introduction of the Apple DOS operating system further underscored the machine's capabilities. DOS streamlined file management and made it easier for users to navigate and manage their data. The combination of hardware and software positioned the Apple II as an educational tool and a gaming platform, fostering a vibrant software ecosystem.

The Apple II family continued to evolve, with variations like the Apple II+, IIe, and IIgs being introduced over the years. These iterations brought enhancements in memory, processing power, and graphics capabilities. The legacy of the Apple II endures, not only as a foundational product in personal computing but also as a symbol of innovation that paved the way for future advancements in technology. Its impact is still felt today, as it inspired countless developers and shaped the trajectory of the computer industry.

Apple II manual MORED2 LDY

Models: II

CMP

ADC

CMP

II specifications