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SDrive NUXX

A rebuild / remake of SDrive, an SD-based Atari SIO disk drive replacement.

Date: 02/01/2009
Owner: admin
Size: 96 items (133 items total)
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IMG_3302.jpg

RW/RO toggle, SD card and slot, LEDs, etc.

Date: 03/01/2009
Views: 618
IMG_3305.jpg

This patch to the rear of the DB25 for the programming header had to be fitted because I left out two traces on the v1.0 PCB. Whoops.

Date: 03/01/2009
Views: 634
IMG_3307.jpg

Detail of the rear of the SD slot, showing how easy it is to solder these large and nicely exposed SMT pads / legs.

Date: 03/01/2009
Views: 764
IMG_3310.jpg

I'd read the footprint of the LE33CZ 3.3V LDOs backwards, leading me to believe that they are bad. It turns out that when fed 5V into the output one gets a bit over 1V from the input.

Date: 03/03/2009
Views: 586
IMG_3313.jpg

The SDrive NUXX up and running, with the SDrive by C.P.U. software running on the television behind via my Atari 800XL.

Date: 03/03/2009
Views: 716
IMG_3316.jpg

Omrom keycaps to be used in the SDrive NUXX, Digi-Key part numbers SW450-ND (Light Grey), SW451-ND (Black), SW249-ND (Yellow), SW250-ND (Blue), SW252-ND (Red), SW251-ND (White).

Date: 03/05/2009
Views: 894
IMG_3319.jpg

Cardboard mocked up front panel with the v1.0 / Prototype PCB in the enclosure. Production panel will be 1.5mm thicker.

Date: 03/05/2009
Views: 684
IMG_3320.jpg

Cardboard mocked up rear panel with the v1.0 / Prototype PCB on the enclosure. Production panel will be 1.5mm thicker.

Date: 03/05/2009
Views: 640
IMG_3328.jpg

ATmega8 microcontroller, PDIP package (ATMEGA8-16PU).

Date: 03/07/2009
Views: 523
IMG_3330.jpg

2GB Kingston SD card to be used in my SDrive NUXX.

Date: 03/07/2009
Views: 427
IMG_3332.jpg

Detail of the programmer connector where one fits the jumpers to connect the programmer to the SDrive circuit.

Date: 03/07/2009
Views: 434
IMG_3334.jpg

Easy to remove jumpers placed on J3, connecting the on-board programmer to the SDrive circuit.

Date: 03/07/2009
Views: 469
sdrive_ponyprog_fuses.png

SDrive NUXX fuse settings in PonyProg2000, per the original SDrive by C.P.U. documentation.

Date: 03/08/2009
Views: 260
sdrive_ponyprog_fuses_boden.png

SDrive NUXX fuse settings in PonyProg2000, with the Brown-Out Detector enabled and its level set to 4.0V.

Date: 03/08/2009
Views: 629
IMG_3335.jpg

Prototype 1 PCB (v1.0) in the enclosure with v1.0 end panel artwork.

Date: 03/08/2009
Views: 623
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