Core-64c-Compact-Interactive-Core-Memory-Badge
About the Core-64c-Compact-Interactive-Core-Memory-Badge PCB
Core-64c-Compact-Interactive-Core-Memory-Badge is an open source PCB design by ageppert, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 85 × 85 mm, with 121 components from 37 distinct parts.
Other key parts include the C7955, C350559, C473338, C7562 and C140294. By type, the board carries 49 resistors, 23 transistors, 15 capacitors, 12 diodes, 10 ICs and 6 connectors.
It belongs with the wearables and power & battery designs in this gallery, and the repository also holds 4 earlier revisions of it.
From the project
64 bits of core memory and LEDs to interact with directly using a magnetic wand.
Follow this project at: https://hackaday.io/project/166155-core-64-interactive-core-memory-badge
You are in the hardware development repository. Production version firmware is at https://github.com/ageppert/Core64/
HWV 0.3.0 Correct shift register schematic, add TC0_MON as ADC3, move 5V0 cap down, alternate LDO v-regs with 0.1uF caps, rotate SPI GPIO 180°, matrix current setting resistors 6.8 Ohm, I2C pull-ups 1.2K, add battery pack wire pads directly to board, silkscreen tweaks, move LED Matrix Driver components away from lanyard hole.
Main components on the Core-64c-Compact-Interactive-Core-Memory-Badge
Core-64c-Compact-Interactive-Core-Memory-Badge bill of materials (BOM)
121 components, 37 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | C7955 LM393 | SOIC-8_W3.9mm | U1 |
| 1 | C350559 74HC02 | SOIC-14_3.9x8.7mm_P1.27mm | U2 |
| 1 | C473338 SN74LV1T125DBVR | SOT-23-5 | U3 |
| 1 | C7562 M24C02 | SOIC-8_3.9x4.9mm_P1.27mm | U4 |
| 1 | C140294 LP38693MP-5.0 | SOT-223-5 | U5 |
| 1 | C193687 SGM2007-3.3XN5_TR | SOT-23-5 | U6 |
| 1 | SC0915_PICO | Pico_SC0915_THRUHOLE_CUTOUTS | U7 |
| 3 | C5947 74HC595D | SOIC-16_W3.90mm | U8, U9, U10 |
| 10 | C78864 MMBT4403LT1G | SOT-23-3 | Q1, Q3, Q5, Q7, Q9, Q11, Q13, Q15 +2 |
| 10 | C31776 MMBT4401LT1G | SOT-23-3 | Q2, Q4, Q6, Q8, Q10, Q12, Q14, Q16 +2 |
| 1 | C20917 Q_NMOS_DGS_AO3400A | SOT-23-3 | Q21 |
| 2 | C350311 SL3401A | SOT-23-3 | Q22, Q23 |
| 1 | HEADER_8-PIN_0.1 | PinSocket_1x08_P2.54mm_Vertical | X4 |
| 1 | HEADER_11-PIN_0.1 | PinSocket_1x11_P2.54mm_Vertical | X6 |
| 2 | HEADER_4-PIN_0.1 | PinSocket_1x04_P2.54mm_Vertical | X7, X10 |
| 1 | C160404 QWIIC | JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal | X8 |
| 2 | HDR100IMP40F-G-V-TH | PinSocket_1x20_P2.54mm_Vertical | J1, J2 |
| 1 | SENSE DEBUG | PinSocket_1x08_P2.54mm_Vertical | J6 |
| 1 | ALT. BATT- | PinSocket_1x01_P2.54mm_Vertical | J7 |
| 1 | ALT. BATT+ | PinSocket_1x01_P2.54mm_Vertical | J8 |
Show 17 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Conn_01x08_Female | PinSocket_1x08_P2.54mm_Vertical | J12 |
| 1 | C221660 JS102011SAQN | SW_SPDT_CK-JS102011SAQN_Core64_Recessed | SW1 |
| 6 | C78261 BAT54AW | SOT-323_SC-70 | D1, D3, D5, D7, D9, D11 |
| 6 | C83573 BAT54CW | SOT-323_SC-70 | D2, D4, D6, D8, D10, D12 |
| 2 | C335982 470uF | CP_Elec_6.3x7.7 | C1, C9 |
| 7 | C28233 0.1uF | C_0805_2012Metric | C2, C4, C5, C6, C14, C15, C16 |
| 1 | C17024 10uF | C_0805_2012Metric | C3 |
| 4 | C16834 1uF | C_0805_2012Metric | C8, C10, C11, C13 |
| 1 | C16834 0.01uF | C_0805_2012Metric | C12 |
| 22 | C17710 470 | R_0805_2012Metric | R1, R2, R3, R4, R5, R6, R7, R8 +14 |
| 8 | C17414 10k | R_0805_2012Metric | R21, R28, R39, R40, R41, R42, R44, R45 |
| 6 | C17774 6R8-1% | R_0805_2012Metric | R22, R23, R24, R25, R26, R51 |
| 3 | C4310 1K5-1% | R_0805_2012Metric | R29, R34, R35 |
| 2 | C17398 1K8-1% | R_0805_2012Metric | R30, R31 |
| 2 | C17430 11-1% | R_0805_2012Metric | R32, R33 |
| 4 | C17379 1K2 | R_0805_2012Metric | R36, R37, R55, R56 |
| 2 | 10K | R_0805_2012Metric | R47, R48 |
Core-64c-Compact-Interactive-Core-Memory-Badge design files
The KiCad project lives in the ageppert/Core-64c-Compact-Interactive-Core-Memory-Badge repository on GitHub; these links point at the commit this page was built from.
Core-64c-Compact-Interactive-Core-Memory-Badge: common questions
How big is the Core-64c-Compact-Interactive-Core-Memory-Badge PCB?
The Core-64c-Compact-Interactive-Core-Memory-Badge measures 85 × 85 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Core-64c-Compact-Interactive-Core-Memory-Badge?
121 components, from 37 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 Core-64c-Compact-Interactive-Core-Memory-Badge design files?
From the ageppert/Core-64c-Compact-Interactive-Core-Memory-Badge repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Core-64c-Compact-Interactive-Core-Memory-Badge design in my own project?
Yes, under the terms of its GPL-3.0 license, which ageppert chose for the repository.
Earlier revisions in the repo: Core64c LB v0.2, Core64c LB V0.3, Core64c LB, Core64C LB v0.1
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