Lb-80
apuder·TRS-IO·kicad/pmod/lb-80/lb-80.kicad_pcb
Lb-80 is an open source PCB design by apuder: a 2-layer, 30.6 × 21 mm board with 7 components (6 distinct parts). It is built around the 74HC4051, SN74LVC245AN. Filed under audio 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…

Built around
Parts list
7 components, 6 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74HC4051 | TSSOP-16_4.4x5mm_P0.65mm | U1 |
| 1 | SN74LVC245AN 74HC4051 | TSSOP-16_4.4x5mm_P0.65mm | U2 |
| 1 | 302-S501 Conn_02x06_Odd_Even | PinSocket_2x06_P2.54mm_Vertical | J1 |
| 1 | 788BS | 788BS | LED1 |
| 2 | RDER71E104K0P1H03B 0.1uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C1, C2 |
| 1 | 150 | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R1 |
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