Greenhouse Node HB (Mini)
About the Greenhouse Node HB (Mini) PCB
Greenhouse Node HB (Mini) is an open source STM32 PCB design by nbolton, published on GitHub. It is a 4-layer board measuring 70 × 50 mm, with 37 components from 23 distinct parts.
Its main chip is the STM32F030F4P6, from the STM32 family. Other key parts include the XC6706x, PCF8574ATS/3,118, L7810, RFM69HW and A4952ELYTR-T. By type, the board carries 9 capacitors, 8 diodes, 8 resistors, 6 ICs, 4 connectors and 1 antenna.
Main components on the Greenhouse Node HB (Mini)
Greenhouse Node HB (Mini) bill of materials (BOM)
37 components, 23 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | XC6706x | SOT-89-3 | U1 |
| 1 | PCF8574ATS/3,118 | SSOP-20_4.4x6.5mm_P0.65mm | U3 |
| 1 | L7810 | TO-220-3_Horizontal_TabUp | U5 |
| 1 | STM32F030F4P6 | TSSOP-20_4.4x6.5mm_P0.65mm | U6 |
| 1 | RFM69HW | HopeRF_RFM69HW | U7 |
| 1 | A4952ELYTR-T | MSOP-10-1EP_3x3mm_P0.5mm_EP1.73x1.98mm | U8 |
| 2 | Conn_01x02_Pin | Molex_KK-254_AE-6410-02A_1x02_P2.54mm_Vertical | J1, J4 |
| 1 | Conn_01x03 | SolderJumper-3_P1.3mm_Bridged2Bar12_RoundedPad1.0x1.5mm | J2 |
| 1 | Conn_01x04_Pin | JST_PH_B4B-PH-K_1x04_P2.00mm_Vertical | J5 |
| 1 | U.FL-R-SMT-1 | U.FL_Hirose_U.FL-R-SMT-1_Vertical | AE1 |
| 1 | SW_Push | SW_PUSH_6mm | SW1 |
| 2 | BAT46 | D_DO-35_SOD27_P7.62mm_Horizontal | D1, D8 |
| 1 | LED_Sm_G | LED_D3.0mm | D2 |
| 1 | LED_Sm_R | LED_D3.0mm | D3 |
| 2 | LED_Sm_Y | LED_D3.0mm | D4, D7 |
| 2 | LED_Sm_B | LED_D3.0mm | D5, D6 |
| 5 | 100nF | C_Disc_D4.7mm_W2.5mm_P5.00mm | C1, C2, C4, C5, C9 |
| 1 | 220nF | C_Disc_D4.7mm_W2.5mm_P5.00mm | C3 |
| 2 | 10nF | C_Disc_D3.0mm_W2.0mm_P2.50mm | C6, C7 |
| 1 | 100uF | CP_Radial_D6.3mm_P2.50mm | C10 |
Show 3 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | 5k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R3, R6 |
| 3 | 1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R2, R4, R5 |
| 2 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R8, R9 |
Greenhouse Node HB (Mini) design files
The KiCad project lives in the nbolton/greenhouse repository on GitHub; these links point at the commit this page was built from.
Greenhouse Node HB (Mini): common questions
What microcontroller does the Greenhouse Node HB (Mini) use?
The Greenhouse Node HB (Mini) is built around the STM32F030F4P6, from the STM32 family.
How big is the Greenhouse Node HB (Mini) PCB?
The Greenhouse Node HB (Mini) measures 70 × 50 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Greenhouse Node HB (Mini)?
37 components, from 23 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 Greenhouse Node HB (Mini) design files?
From the nbolton/greenhouse 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 Greenhouse Node HB (Mini) design in my own project?
The repository has no license, so all rights stay with nbolton. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Greenhouse Node HB (Mini) 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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