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TRSIO

apuder·TRS-IO·kicad/m3/v1.2b/TRSIO.kicad_pcb

Top view of the TRSIO PCB
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TRSIO is an open source ESP32 PCB design by apuder: a 2-layer, 93.3 × 80.6 mm board with 33 components (19 distinct parts). It is built around the ESP32S, ESP32_AliExpress, SN74LVC245AN, ATF16V8B-15PU and more. Filed under audio and iot & wireless and power & battery.

TRS-IO gives a TRS-80 Model 1/III online capabilities and provides access to a variety of services. TRS-IO currently features the following capabilities:

TRS-IO gives a TRS-80 Model 1/III online capabilities and provides access to a variety of services. TRS-IO currently features the following capabilities:

1. Access to the RetroStore 2. FreHD emulation 3. Access to files mounted on a SMB share or located on a micro-SD card 4. Access to remote servers via TCP 5. Virtual printer support

The TRS-IO versions for the Model 1 and Model III have some additional features that are explained below. The following sections give an overview of TRS-IO as well as setup instructions. This Github repository contains the complete source code as well as the…

TRSIO, from the project README
From the project README

Built around

ESP32SESP32_AliExpressSN74LVC245ANATF16V8B-15PUMCP23S08

Parts list

33 components, 19 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
ESP32S
U1A1
1
ESP32_AliExpress
U1B1
2
SN74LVC245AN
74LVC245
U2, U4
1
ATF16V8B-15PU
GAL16V8
U3
1
MCP23S08
U5
3
2N7000-G
2N7000
Q1, Q2, Q3
1
302-S501
TRS80
J1
1
+5V
J2
1
BUTTON
J3
1
FreHD Disable
J5
1
TRS80
J6
1
SD_Card
J7
1
1825910-6
SW_Push
SW1
1
1825910-6
Right Angle
SW2
1
HV-5RGB60
LED_RCBG
D1
4
RDER71E104K0P1H03B
0.1
C1, C2, C3, C4
3
100
R1, R2, R3
1
4K7
R4
7
10K
R5, R6, R7, R8, R9, R10, R11

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