SD Music card user`s manual
Contents
1. mm DA GUT z JH OUT z2 BMA zi ROY 20 fl STROBE 19 RW 16 414 15 17 1 4 411 17 11 3 10 25 C3 7 C AIS CT Ado AIF C5 AJJ amp J2 C3 AJA C2 AJJ Ci SELEC APPLE2 IO Slot 1 2 3 4 5 6 7 8 9 TQFP MLF ozz o L 38 36 34 059 37 35 444342 4 13 4151617481 9202 122 O U U L gt qaaaasSs gaadcad YM241 Direct control of 2413 50 Music card also occupied same address as Mocking board It occupied _ Cn0x to Cn8x but only one timer and IRQ interrupt Mocking board compatible mode are following mocking board control D b e f you want to make new music player recommended to use this native mode to control all of functions of YM2413 It is similar way as Mocking board but transparent way to control YM2413 chip For Native mode you can control 279 AY3 8910 but register number is start from 128 For example Register 128 is Register 0 of YM2413 Register 129 15 heading to Register 1 of 2413 and so 50 with this say you can control 2413 2413 Reset is same as Mocking board Register are write only Controlling SD Music is2. as Register 1 except no handshake AT Tp 4 BIT Coarse Ture C Enable QUT Tm 0 oen 2 tj ant f errer saron 77727272222 oS 22 8 85 Fina Tune E 8 7 ZZ cone E 1 B BIT PARALLEL Pon B 2413 Register map VAAL B REGISTER Address 00 01 02 03 04 YM2413 User Tone Kegister Rhythm Control OPLL Test Data F Number LSB 8 bits F Number MSB Octave set Key ON OFF Register Sustain ON OFF Register Instruments Selection and Volume Register Register of YM2413 for User define and percussive instruments REGISTER MAP e 0E Percussion instrument ON OFF 36 38 Sound level of percussion instrument Address D D 5 4 User Tone Register Selah HH Rhythm Control Other information e SD MUSIC CARD used Ym2413 OPLL for sound generation AVR Atmega128 used for main controller SD Music card doesn t support speech e No stereo sound e Noise emulation isn t the same as mocking board e Limited support of Envelope noise only e 5 Music is an new sound and compatible for mocking board software e SD Music card is based on Lovely system s Korean brand mocking board e Components values may changed without notice e Warranty is months and not included shipping costs After
3. done same way of Mocking board it s easy to use with old software But it can t use all of functions of YM2413 and sound may limited under mocking board control So suggest to try to use Native mode for full control It is logically separated and located 274 AY3 8910 Register number 128 MSB 0 le OU t ne 0 INIT Init of 6522 once required LDA FF STA C403 7 LDA 3507 This way is the same as STA DDRB C402 Mocking board e RESET Reset AY3 8910 LDA 00 STA ORB 400 LDA 04 STA ORB C400 RTS 1st 6522 base address Cn00 Store data for Register LDA 11 Data STA C401 v RTS 2nd 6522 base Address Cn80 is slot number 2 2 data for Register number LDA 07 STA ORB 400 LDA 04 STA ORB C400 RTS Use data for Register data LDA 06 STA ORB 400 LDA 04 STA ORB 400 RTS 6522 Register table Table 1 R6522 Register Addressing Register Description i at Desig Read R W H Register B input Register Data Direction Register B Data Direction Register A TI Low Order Counter T1 High Order Counter T1 Low Order Latches T2 Low Order Latches T2 Low Order Counter T2 High Order Counter SR Shift Register Auxiliary Control Register eripheral Control Register Interrupt Flag Register IER Interrupt Enable Register PO 2 E 5 e n x NOTE
4. 2 noise channel no sub instrument 2 493 oet to SD Music instrument default When you turn on the APPLE ll It will return to SO default Factory default 2 noise channel one sub channel E No switch cap Using previous stored instrument setting It doesn t change to default If you want to user defined sets you need set as this One noise channel two sub channel Music instruments channel Status Switch block on 1 2 Left Switch block on 2 3 Right Channel Music Description instrument Channel Music Description instrument 7 400 Flute Guitar ___ 9 Jim a 6 oe e e 8 15 noise 0 Noise 0 Jos Poa w 327 nase o reme lt One sub channel s Mocking board similar mode 2 noise channel on 8 9 No sub channel No switch cap 2 noise channel on 8 9 Channel Music Description instrument Using previous setting Using one noise channel as 9 2 Sub channel activate 7 channel not used List of Music instruments BEA Concurrent sound A Short sound Instrument u met IEEE Vibraphone Acoustic Bass Tone Data a Arumpet P Control as mocking board To control mocking board you need to know how to use 6522 Mocking board have tow 6522 _ and connection
5. D Music card user s a o E i CA EEEE E E ey Cx GG MNMEMM EM EE M M I di KOREA TW a a m http www apple2 net Prolog ur APPLE II has a speaker and can ke some simple beep sound and CPU must handle eve hice genera e Sound Sue to these diffic ities new sound card appeared name y _ 11 A C but so long time ago and discontinued ing long time It was the onl ard for APPLE and cant find another sound card Ww CO rse P can Have a cant earn et soundcar Aik aust Mol 6 ace After research both FM chip AY3 8910 6522 functions could design new sound card it is the SD Music card It isn t just new sound card with new chip sets If we need new program or new game it would 92 useless thats why It is compatible as our classic mocking board but much better e SD Music card integrated with new technologies to drive FM chips YM2413 1890 10 331 107 GE s12 we know Mocking board doesn t 1 produce 9 channels of sound and 8 channels used for mocking board channel the a ast one Is used for noise emulation e But mocking board have limitations and not very good to drive YM2413 For drive all functions of Ym2413 sound chip It provide Native mode with this mode you can control 2413 almost of al f
6. this period may charged costs for repair service e Disassemble or modification may expire the warranty Any question for concerns please email me quickO9 gmail com 5 Thanks for purchasing Copyright 2015 by SD Kim All rights reserved
7. ments of SD Music card You need to transfer this utility to your APPLE II via ADT or SD x DISK Emulator But if you having difficulty you just can make simple one as next page e Run the Image e You can select channel which you want to change music instruments It doesn t show present music instruments sorry for it You can select instruments by keys and set with Return key Then It will store your setting into the EEPROM of SD Music card For exit press ESC key You need to consider the switch cap Cause It will return to defaults every Power ON lf it has switch cap so If you want to keep your changes you have to remove the cap e Anyway this returning to default setting is doing only while the power ON time Music instrument contiguration simply channel number to change music instruments APPLES HET 2 Acoustic Guitar lute 1 Oboe t E Church Or aan ench Horn 13 Sunth Woice c Wibraphone TEE Bass 4i coaustic Tectric LWite CHAHHEL HUMBER 17 5 8 Then use arrow key to select music instruments then Press Enter Thant s all If you want exit just press ESC Hecommended to remove switch block to avoid resetting while the Power ON again TNE TC gt SET Mocking board channel Mocking board are have total 6 channels and each chann el assigned to SD M
8. t number Cn80 FF End of configuration 80 POKE 50304 255 tor music instruments Two type of Music instrument are using on SD Music card One is concurrent sounding instrument and the other is short period sounding instruments and SO Music card have major 1 7 2 8 3 4 5 6 channel and 7 8 channel is behind of 1 and 2 channel When 1 channel is playing then 7 channel of music instrument also playing together and 8 channel also playing with channel 2 It named as chorus instruments The major channels 1 2 3 4 5 6 are good playing with concurrent music instrument cause of Some of music using changing volume while the playing sound and sub channel is recommended to assign short period instruments If you assign short period hit music instruments to major channel the sound wasn t good cause of again controlled by volume while the playing decay time And sub channel doesn t control by mocking board volume oub channel on and off is depend on the switch block configuration If 1 2 on it doesn t have sub channel 2 3 on 1 one sub channel Open is 2 sub channels If there is inserted switch block on SD Music card it will reset to default music instrument while on the APPLE If you want to with your own instruments array you need to remove it Music KOREA The function 15 following by switch block position as below 1 02 3 One music instrument used Clarinet little similar as Mocking board
9. to AY3 8910 as interface device There are three major functions _ Timer Interrupts and Port IO a gt Each 6522 has one timer and two IO ports Timer You can use timer interrupts for accurate sound processing 6522 provide one timer interrupt and 6502 can have proper timing to send next note of your song You need to learn how to handle this interrupts control and for set it Please refer 6522 manual for it Port and Port B for AY8910 oet AY3 8910 to get register number Set 1 0 8910 register number Register number must already have on 9 01 earlier then this function just set act to sound chip to aware the data 1 Register number store Data Data should store Cn01 and send data to previous register number Reset the sound chip Reset all AY3 8910 Registers You can use it to reset the chip Mocking II A C have 2 0 Address and diagram 1 6522 is occupied CnOx and 274 is occupied Cn8x if it used slot 4 C40x C48x are occupied Mocking I has only one AY3 8910 Connected on CnOx oD Music card connected one 6522 and address are mirrored 0 and Cn6x are mirrored GHD 26 DAI 27 IHT IH 20 MI 29 R2 20 3ES 21 NH 22 L2u 23 5 4 DEVICE gt dz 26 49 25 4 24 45 23 46 22 47 21 42 2n 9 L2 0 E
10. unctions and there are no limitations as mocking board compatible mode For example you can use 5 percussion sounds and can add one user music instruments and can change to another mu sic instruments e Ifyou are good at the programming on APPLE II You can make good music player or music conv T Installation WARNING Before to connect SD Music card Please unplug power cord APPLE Il and your audio Amplifier to connect SD Music e hen you can use Audio out or AUX_Out for Audio amplifier or Audio IN TV set 2224 Audio Standard 3 5mm Audio signal output Aux out Internally Bridged with Audio out Just different shape Of connector Side pins are intentionally cut shortly e Variable resistor For sound volume control CW is louder CCW is softer Default is Maximum 5D Music connection and set fault 3 omm Audio out Jack Variable resistor for Sound volume control Switch block used to for default configuration 2 3 oet to SD Music instrument default AIT When you turn on the APPLE Il It will return 5565655 to SD default Factory default LN Lad gt gt ws SD Music card E i y ititi emn mmm an ee 2 ee API LE2 NET gt TTN R KOREA AUX Audio output Audio out GND GND Audio out e You will receive this image which is utility for assign music instru
11. usic card as below Switch block on 2 3 mode Mocking SD Music card Remarks board Channel channel 7th channel and 8th channel are used 3 3 just for chorus and playing with major 4 channel ose ros Noise Channels assign the mocking board emulation there 8 music instruments assigned for each 6 mocking board channels Each music instrument assigned in 1 to 6 and two more music instruments Used as chorus on 1 and 2 Switch block 2 3 mode o0 it is 1 7 2 8 3 4 5 6 O You can change this music instruments array with setting utility or your own simple BASIC code anyways total music Instruments _ 16 Noise included 8 4 9 E 2 IM You can use this source code for your SD Music card You need to insert SD music card slot in 4 Simple put channel number then Music instruments number E If channel number is 0 then will end of program Channel number is valid 1 to 8 and Music instruments number is valid 0 15 Please refer music instruments table 10 HOME 120 INPUT CHANNEL C Reference code on Monitor 30 IF 0 THEN END n is slot number 77 40 INPUT MUSIC INSTRUMENT Cn82 FF Set PortB 50 S C 16 M Cn83 FF Set PortA 60 50306 255 POKE 50307 255 Cn80 81 Mode for change of instrument 70 POKE 50304 129 POKE 5005 8 Cn81 Channel Instrumen
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