Emrick
eduxstad·Emrick·hardware/Emrick/Emrick.kicad_pcb
About the Emrick PCB
Emrick is an open source TI MSP430/CC PCB design by eduxstad, published on GitHub. It is a 4-layer board measuring 44.4 × 59.3 mm, with 90 components from 59 distinct parts.
Its main chip is the C84353, from the TI MSP430/CC family. Other key parts include the C436096, C376005, C964632, C152596 and C140288. By type, the board carries 34 capacitors, 25 resistors, 10 inductors, 6 ICs, 4 connectors and 3 transistors.
It belongs with the wearables designs in this gallery.
From the project
AAMB wearable light strip redesign
1. Install the Fabrication Toolkit plugin. This automates the PCB fabrication process. 2. Once you've verified that the board has no unexpected errors in the electrical rules check and that the silkscreen is correct (any labels/versions updated, etc), press the fabrication button to generate the gerber and placement files in the production folder. Note that this will also create a bill of materials (BOM) for the PCB. However, the JLCPCB part numbers are not currently added to schematic (there are instructions here) so the latest BOM is kept in bom.xls. 3. Update the BOM file in bom.xsl with…

Main components on the Emrick
Emrick bill of materials (BOM)
90 components, 59 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | C436096 74HCT541 | SN74HCT541PW | U1 |
| 1 | C84353 CC1312R1F3RGZ | VQFN-48-1EP_7x7mm_P0.5mm_EP5.15x5.15mm | U2 |
| 1 | C376005 TPS61230ARNSR | VQFN7_2X2_TEX | U3 |
| 1 | C964632 CP2102N | CP2102N-A02-GQFN28 | U4 |
| 1 | C152596 MX25R8035F | MX25R8035FZUIL0 | U5 |
| 1 | C140288 BQ24072 | BQ24072TRGTR | U6 |
| 3 | C435876 Q_NMOS_GSD | SOT-23_Handsoldering | Q1, Q2, Q3 |
| 1 | C5160135 48MHz | Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | C32346 32.768kHz | Crystal_SMD_3215-2Pin_3.2x1.5mm | Y2 |
| 1 | C265073 LED_STRIP_CONNECTOR | CONN-SMD_SM04B-PASS-TBT-LF-SN | J1 |
| 1 | C2895038 Conn_02x05_Odd_Even | PinHeader_2x05_P1.27mm_Vertical | J3 |
| 1 | BATT_CONN | DF65-3P-1.7V21 | J4 |
| 1 | C2927037 USB_C_Plug_USB2.0 | USB_C_Receptacle_XKB_U262-16XN-4BVC11 | P1 |
| 1 | Antenna | Texas_SWRA416_868MHz_915MHz | AE1 |
| 1 | C2876010 SW_SPST | SW-TH_SS-12F45-GXXX | SW1 |
| 1 | C2921116 SW_Push_LED | SW-SMD_CHA_C603B-101ML-1SF | SW2 |
| 2 | C2856703 LED | LED_0402_1005Metric | D2, D3 |
| 1 | C3040626 SP0503BAHT | SOT-143 | D4 |
| 1 | C82155 BLM18HE152SN1 | R_0603_1608Metric | FB1 |
| 1 | C89023 6.8uH | L_TDK_NLV32_3.2x2.5mm | L1 |
Show 39 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | C162546 7.5nH | L_0402_1005Metric | L2, L7 |
| 1 | C275278 27nH | L_0402_1005Metric | L3 |
| 2 | C32041 6.8nH | L_0402_1005Metric | L4, L5 |
| 1 | C531332 3.3nH | L_0402_1005Metric | L6 |
| 1 | C910040 1.5uH | L_Chilisin_BMRB00060612 | L8 |
| 1 | ? | C_0603_1608Metric | L9 |
| 11 | C1525 0.1uF | C_0402_1005Metric | C1, C2, C3, C5, C7, C8, C15, C26 +3 |
| 4 | C59461 22uF | C_0603_1608Metric | C4, C6, C29, C30 |
| 1 | C1547 12pF | C_0402_1005Metric | C9 |
| 1 | C1548 15pF | C_0402_1005Metric | C10 |
| 2 | C52052 3.6pF | C_0402_1005Metric | C11, C18 |
| 1 | ? | C_0603_1608Metric | C13 |
| 3 | C23733 4.7uF | C_0402_1005Metric | C14, C31, C34 |
| 2 | C1546 100pF | C_0402_1005Metric | C16, C23 |
| 1 | C1574 5.1pF | C_0402_1005Metric | C17 |
| 1 | C1561 2.7pF | C_0402_1005Metric | C19 |
| 1 | C82154 6.2pF | C_0402_1005Metric | C20 |
| 1 | C1564 3pF | C_0402_1005Metric | C21 |
| 1 | C52923 1uF | C_0402_1005Metric | C22 |
| 1 | C19702 10uF | C_0603_1608Metric | C25 |
| 1 | C15195 10nF | C_0402_1005Metric | C27 |
| 1 | C32949 10pF | C_0402_1005Metric | C28 |
| 1 | C1550 1 uF | C_0402_1005Metric | C33 |
| 1 | C11702 1.0K | R_0402_1005Metric | R1 |
| 2 | C25741 100k | R_0402_1005Metric | R2, R12 |
| 3 | C171694 309k | R_0402_1005Metric | R3, R10, R21 |
| 2 | C25867 1.5k | R_0402_1005Metric | R4, R5 |
| 1 | C25905 5.1k | R_0402_1005Metric | R6 |
| 1 | C22833 1.13k | R_0603_1608Metric | R7 |
| 1 | C273748 2.21k | R_0603_1608Metric | R8 |
| 1 | C3016328 8.87k | R_0603_1608Metric | R9 |
| 4 | C25744 10k | R_0402_1005Metric | R11, R14, R15, R16 |
| 1 | C25879 2.2k | R_0402_1005Metric | R13 |
| 1 | C3015846 22.1k | R_0402_1005Metric | R17 |
| 1 | C273709 1.18k | R_0402_1005Metric | R18 |
| 1 | C11702 1k | R_0402_1005Metric | R19 |
| 1 | C3015870 47.5k | R_0402_1005Metric | R20 |
| 3 | 10k | R_0402_1005Metric | R22, R23, R24 |
| 1 | 5.1k | R_0402_1005Metric | R25 |
Emrick design files
The KiCad project lives in the eduxstad/Emrick repository on GitHub; these links point at the commit this page was built from.
Emrick: common questions
What microcontroller does the Emrick use?
The Emrick is built around the C84353, from the TI MSP430/CC family.
How big is the Emrick PCB?
The Emrick measures 44.4 × 59.3 mm, has 4 copper layers and is 4.69 mm thick.
How many components are on the Emrick?
90 components, from 59 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 Emrick design files?
From the eduxstad/Emrick repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Emrick design in my own project?
The repository has no license, so all rights stay with eduxstad. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Emrick without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug TI MSP430/CC firmware against it before you order a PCB.
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