SIO2SD v2 Atari
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
SIO2SD v2 Atari
Project images are for reference only. Actual production is based on the manufacturing files on the project page.
Please review the designer's notes (e.g., PCB thickness) and select the appropriate options.
PCBWay is not responsible
for issues caused by unsuitable parameter selections.
For more important ordering information, please refer to
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