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Content 4/4

SIO2SD is a device that allows you to load games/applications into 8-bit Atari computers via SIO interface from SD/MMC cards.


Quantity Element name Value Designation of the element

  1 2 Resistor 10k R1, R3

  2 1 2.2k R2 potentiometer

  3 3 Resistor 1.8k R4, R5, R6

  4 3 Resistor 3.3k R7, R8, R9

  5 1 Resistor 27R R10

  6 3 Resistor 220R R11, R12, R13

  7 1 10uF C4 tantalum capacitor

  8 2 Ceramic capacitor 22pF C1, C2

  9 4 Ceramic capacitor 100nF C3, C12, C10, C11

  10 5 Ceramic capacitor 22nF C5, C6, C7, C8, C9

  11 1 Quartz 7.3728 or 14MHz Q1

  12 1 BAT85 Schottki diode optional

  13 1 ATMEGA32-16PI (or Atmega 32L-8PU) IC1 processor

  14 1 3.3V IC2 stabilizer

  15 3 LEDs 3V LED1, LED2, LED3

  16 5 Microstics - S1, S2, S3, S4, S5

  17 1 SD - SD slot

  18 1 Display 2x16 LED - JP3


Circuit diagram 

Connecting PCB to SIO




Read in english -> http://sio2sd.gucio.pl/wiki/English



Aug 02,2019
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