Interco weactH7
About the Interco weactH7 PCB
Interco weactH7 is an open source STM32 PCB design by Pokibot-org, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 98.4 × 95.3 mm, with 94 components from 39 distinct parts.
Its main chip is the STM32F103CBT6, from the STM32 family. Other key parts include the LD1117S33TR_SOT223, ECMF02-2AMX6 and TMC2209. By type, the board carries 32 resistors, 24 connectors, 21 capacitors, 8 diodes, 7 ICs and 1 transistor.
Main components on the Interco weactH7
Interco weactH7 bill of materials (BOM)
94 components, 39 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | LD1117S33TR_SOT223 | SOT-223-3_TabPin2 | U101, U302 |
| 1 | ~ | WeAct 32H7xx | U201 |
| 1 | ECMF02-2AMX6 | ST_UQFN-6L_1.5x1.7mm_P0.5mm | U301 |
| 1 | STM32F103CBT6 | LQFP-48_7x7mm_P0.5mm | U303 |
| 2 | TMC2209 | TMC2209 | U401, U402 |
| 1 | MMBTA44 | SOT-23 | Q301 |
| 1 | 8MHz | Crystal_SMD_EuroQuartz_MQ-4Pin_7.0x5.0mm_HandSoldering | Y301 |
| 3 | servo orientation | Molex_KK-254_AE-6410-03A_1x03_P2.54mm_Vertical | J101, J110, J118 |
| 3 | servo bras | Molex_KK-254_AE-6410-03A_1x03_P2.54mm_Vertical | J102, J111, J119 |
| 2 | servo dicristaline | Molex_KK-254_AE-6410-03A_1x03_P2.54mm_Vertical | J103, J104 |
| 1 | POW_access | Molex_Nano-Fit_105310-xx08_2x04_P2.50mm_Vertical | J105 |
| 1 | KK-254_AE-6410-07A | Molex_KK-254_AE-6410-07A_1x07_P2.54mm_Vertical | J106 |
| 2 | LIDAR | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J107, J108 |
| 1 | SNDBOARD | Molex_KK-254_AE-6410-05A_1x05_P2.54mm_Vertical | J109 |
| 1 | Tirette | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J112 |
| 2 | SWcote | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J114, J116 |
| 2 | reset | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J115, J121 |
| 1 | Conn_02x07_Odd_Even | IDC-Header_2x07_P2.54mm_Vertical | J117 |
| 1 | SWrobot | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J120 |
| 1 | 629105150521 | USB_Micro-B_Wuerth_629105150521 | J301 |
Show 19 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Conn_01x06_Pin | PinHeader_1x06_P2.54mm_Vertical | J302 |
| 2 | KK-254_AE-6410-04A | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J401, J402 |
| 6 | LED | LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder | D201, D202, D203, D204, D305, D306 |
| 2 | PMEG40T10ER | Nexperia_CFP3_SOD-123W | D302, D304 |
| 8 | 100n | C_1206_3216Metric_Pad1.33x1.80mm_HandSolder | C101, C103, C104, C105, C106, C108, C109, C110 |
| 4 | 10uF | C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C301, C302, C402, C404 |
| 4 | 100nF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C303, C304, C306, C307 |
| 1 | C | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C305 |
| 2 | 20pF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C308, C309 |
| 2 | 47uF | C_1210_3225Metric_Pad1.33x2.70mm_HandSolder | C401, C403 |
| 12 | R_US | R_0805_2012Metric_Pad1.20x1.40mm_HandSolder | R201, R202, R203, R204, R401, R402, R403, R404 +4 |
| 7 | 1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R205, R206, R207, R208, R301, R316, R317 |
| 2 | 10R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R302, R303 |
| 2 | 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R305, R315 |
| 1 | 33k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R306 |
| 2 | 100R | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R307, R312 |
| 2 | 4k7 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R308, R309 |
| 3 | R_US | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R310, R311, R313 |
| 1 | DNP | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R314 |
Interco weactH7 design files
The KiCad project lives in the Pokibot-org/pokibot_elec repository on GitHub; these links point at the commit this page was built from.
Interco weactH7: common questions
What microcontroller does the Interco weactH7 use?
The Interco weactH7 is built around the STM32F103CBT6, from the STM32 family.
How big is the Interco weactH7 PCB?
The Interco weactH7 measures 98.4 × 95.3 mm, has 2 copper layers and is 4.69 mm thick.
How many components are on the Interco weactH7?
94 components, from 39 distinct parts. The full bill of materials is listed on this page.
Where can I download the Interco weactH7 design files?
From the Pokibot-org/pokibot_elec repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Interco weactH7 design in my own project?
Yes, under the terms of its Apache-2.0 license, which Pokibot-org chose for the repository.
Can I test firmware for the Interco weactH7 without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug STM32 firmware against it before you order a PCB.
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