UFS4057ES Rev 4.circ

Logism 4th revision diagram of the equivalent logic for the ALU state machine.

circ - 77.28 kB - 07/05/2022 at 17:27

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regcnt.txt

register control states based off a 8 bit control word and several control lines to establish states; truth table in TSV ASCII text

plain - 3.04 kB - 07/05/2022 at 17:27

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hirom1.txt

1XXX control word states truth table in TSV ASCII text for the hirom

plain - 160.06 kB - 07/05/2022 at 17:27

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lowrom1.txt

1XXX control word states truth table in TSV ASCII text for the lowrom

plain - 160.06 kB - 07/05/2022 at 17:27

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hirom0.txt

0XXX control word states truth table in TSV ASCII text for the hirom

plain - 160.06 kB - 07/05/2022 at 17:27

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lowrom0.txt

0XXX control word states truth table in TSV ASCII text for the lowrom

plain - 160.06 kB - 07/05/2022 at 17:27

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regcnt.hex

Intel Hex file of the register control logic built by TSV2HEX for a W27E257 EEPROM

x-hex - 88.01 kB - 07/05/2022 at 17:27

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lowrom.hex

Intel HEX for the low rom ALU unit built by TSV2HEX for a W27E257 EEPROM

x-hex - 88.01 kB - 07/05/2022 at 17:27

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hirom.hex

Intel hex file for the hi rom ALU unit built by TSV2HEX for a W27E257 EEPROM

x-hex - 88.01 kB - 07/05/2022 at 17:27

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Schematic_UFS4057ES_2022-07-05.pdf

Newest up to date schematic adds glue logic, updated reset circuit, and RS232 support.

Adobe Portable Document Format - 655.42 kB - 07/05/2022 at 17:24

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CD4057AD - RCA COS-MOS Components 1975.pdf

Best Datasheet i can find for the original part, from the RCA components catalog 1975

Adobe Portable Document Format - 734.58 kB - 05/08/2022 at 04:18

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523-00553-0-W27E257.pdf

EEPROM Datasheet

Adobe Portable Document Format - 227.00 kB - 05/08/2022 at 04:18

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CD4057A.ods

here is a spread sheet of the control words for the ALU and descriptions of how they work. (this might be a bit out of date... need to look into this )

spreadsheet - 12.37 kB - 01/18/2022 at 03:56

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UFS4057ES_Attiny88_Firmware_.01b.zip

this is the attiny88 firmware

Zip Archive - 9.05 kB - 07/15/2022 at 21:12

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