PiBook
Wren6991·PiBook
About the PiBook PCB
PiBook is an open source AVR/Arduino PCB design by Wren6991, published on GitHub under the BSD-3-Clause license. It is a 2-layer board measuring 85 × 85 mm, with 83 components from 44 distinct parts.
Its main chip is the ATTINY48-A, from the AVR/Arduino family. Other key parts include the FAN5333, BQ21040, NCP1532 and MIC2619YD6. By type, the board carries 29 resistors, 21 capacitors, 9 connectors, 5 ICs, 4 transistors and 4 diodes.
From the project
RPi Compute Module-based tiny laptop
Mini Raspberry Pi Compute Module-based laptop.
Unless stated otherwise (e.g. the contents of datasheets/) the contents of this repository is distributed under the revised BSD licence; see LICENSE.txt.

Main components on the PiBook
PiBook bill of materials (BOM)
83 components, 44 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ATTINY48-A | LQFP-32_7x7mm_Pitch0.8mm | IC1 |
| 1 | FAN5333 | SOT-23-5 | U1 |
| 1 | BQ21040 | SOT-23-6 | U2 |
| 1 | NCP1532 | UDFN-10 | U3 |
| 1 | MIC2619YD6 | SOT-23-6 | U4 |
| 3 | SI2323DS Si2323DS | SOT-23 | Q1, Q2, Q4 |
| 1 | BSS138P | SOT-23 | Q3 |
| 1 | ComputeModule | Socket_SODIMM_DDR1-2_TE_1612618 | J1 |
| 1 | TRS_JACK_3PIN | TRS_3_SMD | J2 |
| 1 | CONN_01X40 | FPC40_BOTTOM | P1 |
| 1 | USB_OTG | USB_Micro-B | P2 |
| 1 | CONN_01X02 | Pin_Header_Angled_1x02 | P3 |
| 1 | CONN_02X05 | Pin_Header_Straight_2x05 | P4 |
| 1 | USB_A | USB_A | P5 |
| 1 | CONN_02X06 | Pin_Header_Angled_2x06 | P6 |
| 1 | CONN_01X20 | Pin_Header_Straight_1x20 | P7 |
| 1 | 2A | SMD-2010_Pol | F1 |
| 4 | Mounting_Hole | Mounting_hole_M3.5 | MH1, MH2, MH3, MH4 |
| 1 | SPST | SPDT_SLIDE_SWITCH | SW91 |
| 1 | Tie_point | tiepoint-0.3 | TP1 |
Show 24 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | MBR0540T3G | SOD-123 | D1, D3 |
| 1 | LED | LED_0805 | D2 |
| 1 | MM32Z24VT1G | SOD-323 | D4 |
| 1 | 6.8U 6.8u | R_0805_HandSoldering | L1 |
| 2 | 2.2U 2.2u | R_0603 | L2, L3 |
| 1 | 10U 10u | C_0603 | L4 |
| 10 | 1u | C_0603 | C1, C4, C5, C6, C7, C8, C11, C12 +2 |
| 1 | 22U 22u | C_0805 | C2 |
| 1 | 4.7U 4.7u | C_0603 | C3 |
| 2 | 82N 82n | C_0603 | C9, C10 |
| 4 | 10U 10u | C_0603 | C13, C14, C17, C18 |
| 2 | 18P 18p | C_0603 | C15, C16 |
| 1 | 100N 100n | C_0603 | C19 |
| 16 | 100K 100k | R_0603 | R1, R2, R4, R5, R6, R12, R14, R16 +8 |
| 1 | 12 | R_0603 | R3 |
| 1 | 680 | R_0603 | R7 |
| 1 | R | R_0603 | R8 |
| 2 | 100 | R_0603 | R9, R10 |
| 1 | 450K 450k | R_0603 | R11 |
| 1 | 200K 200k | R_0603 | R13 |
| 1 | 0 | R_0603 | R15 |
| 1 | 47K 47k | R_0603 | R23 |
| 3 | 10K 10k | R_0603 | R24, R26, R29 |
| 1 | 40K 40k | R_0603 | R25 |
PiBook design files
The KiCad project lives in the Wren6991/PiBook repository on GitHub; these links point at the commit this page was built from.
- Layoutpibook.kicad_pcb
- BOMbom.csv
PiBook: common questions
What microcontroller does the PiBook use?
The PiBook is built around the ATTINY48-A, from the AVR/Arduino family.
How big is the PiBook PCB?
The PiBook measures 85 × 85 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the PiBook?
83 components, from 44 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the PiBook design files?
From the Wren6991/PiBook repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the PiBook design in my own project?
Yes, under the terms of its BSD-3-Clause license, which Wren6991 chose for the repository.
Can I test firmware for the PiBook without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug AVR/Arduino firmware against it before you order a PCB.
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