# Armed Aqua Electronic Thumb
## Description
Manufacturability Review and Remediation Plan for 4-Layer PCB (RMII/Ethernet & RF Module)
## Project Details
- **Owner:** adriangispert
- **Created:** 10/16/2025
- **Last Updated:** 10/16/2025
- **Visibility:** Public
- **Board Height:** 120.0 mm
- **Connectivity:** Zigbee
- **System Architecture:** flowchart LR
Vin[24V Input] --> SPD[Surge/ESD Protection]
SPD --> RP[Reverse Polarity Protection]
RP --> FUSE[Input Fuse]
FUSE --> Rail24[24V Rail]
Rail24 --> DC5[5V DC/DC]
Rail24 --> DC33[3.3V DC/DC]
Rail24 --> DC28[2.8V DC/DC]
Rail24 --> MD[Motor Drivers (4–6)]
FUSE --> PoE[PoE PD Controller]
PoE --> DC5
DC5 --> Sensors[5V Sensors]
DC33 --> MCU[MCU + External RAM + Ethernet MAC]
DC28 --> Camera[2.8V Camera]
MCU --> RAM[External RAM]
MCU --> ETH[Ethernet PHY/Connector]
MCU --> ZB[Zigbee Module (SPI/UART)]
MCU --> USB[USB-C/UART IO]
- **Power Requirements:** Power-over-Ethernet
- **Connectivity:** USB
- **Board Width:** 160.0 mm
- **Domain:** Consumer Electronics
- **Connectivity:** Ethernet
## Key Components
### D1 — [24V Unidirectional TVS Diode](https://www.flux.ai/corynrobinson/24v-unidirectional-tvs-diode~im.md)
- Breakdown Voltage: 26.7V
- Manufacturer Part Number: SMAJ24A-TR
- Manufacturer Name: STMicroelectronics NV
- Leakage Current: 200nA
- Role Details: Surge/ESD protection on 24V input
- Part Type: Diode
- Datasheet URL: https://octopart.com/datasheet/smaj24a-tr-stmicroelectronics-350001
- Role: Protection
- Package or Case Code: D_SMA
**Pins:**
- A
- K
### D2 — [Schottky Rectifier Diode](https://www.flux.ai/corynrobinson/schottky-rectifier-diode~zu.md)
- Breakdown Voltage: 30V
- Forward Voltage: 450mV
- Role Details: Reverse-polarity protection on 24V input
- Current: 3A
- Datasheet URL: https://octopart.com/datasheet/ssa33l-e3%2F61t-vishay-39552932
- Manufacturer Part Number: SSA33L-E3/61T
- Manufacturer Name: Vishay
- Role: Protection
- Part Type: Diode
- Purchase Url: https://octopart.com/ssa33l-e3%2F61t-vishay-39552932
- Package or Case Code: D_SMA
**Pins:**
- A [pin 2]
- K [pin 1]
### F1 — [JFC0402-1300FS](https://www.flux.ai/lcsc/jfc0402-1300fs~ffxn.md)
- Package or Case Code: F0402
- Manufacturer Part Number: JFC0402-1300FS
- JLCPCB Part Class: Extended Part
- Part Type: Fuses
- Role: Protection
- Role Details: Input fuse on 24V input
- Manufacturer Name: JDTfuse(集电通)
- Product Info Url: https://lcsc.com/product-detail/Surface-Mount-Fuses_3A-32V_C136323.html
- Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2305151205_Shenzhen-JDT-Fuse-JFC0402-1300FS_C136323.pdf
- LCSC Part Number: C136323
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
### J1 — [2024100002](https://www.flux.ai/adrian95/2024100002~atk.md)
- Part Type: Connector
- Manufacturer Name: Molex
- Role: Connector
- Manufacturer Part Number: 2024100002
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: Sealed USB Type-C receptacle for UART and USB IO
- Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/834/202410002_Pkg_Spec.pdf
**Pins:**
- CC1 [pin A5]
- CC2 [pin B5]
- DA- [pin A7]
- DA+ [pin A6]
- DB- [pin B7]
- DB+ [pin B6]
- GND1 [pin A1]
- GND2 [pin A12]
- GND3 [pin B1]
- GND4 [pin B12]
- RX1- [pin B10]
- RX1+ [pin B11]
- RX2- [pin A10]
- RX2+ [pin A11]
- SBU1 [pin A8]
- SBU2 [pin B8]
- SHIELD1 [pin SH1]
- SHIELD2 [pin SH2]
- SHIELD3 [pin SH3]
- SHIELD4 [pin SH4]
- TX1- [pin A3]
- TX1+ [pin A2]
- TX2- [pin B3]
- TX2+ [pin B2]
- VBUS1 [pin A4]
- VBUS2 [pin A9]
- VBUS3 [pin B4]
- VBUS4 [pin B9]
### J2 — [ARJM11D7-114-AB-EW2](https://www.flux.ai/adrian95/arjm11d7-114-ab-ew2~ctl.md)
- Role Details: Sealed Ethernet RJ45 connector with integrated PoE magnetics
- Manufacturer Name: Abracon LLC
- Manufacturer Part Number: ARJM11D7-114-AB-EW2
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Connector
- Role: Connector
- Datasheet URL: https://abracon.com/Magnetics/ARJM11.pdf
**Pins:**
- ANODE_GREEN [pin L1]
- ANODE_YELLOW [pin L3]
- CATHODE_GREEN [pin L2]
- CATHODE_YELLOW [pin L4]
- MH1 [pin MH1]
- MH2 [pin MH2]
- RCT [pin 4]
- RD- [pin 3]
- RD+ [pin 5]
- TCT [pin 9]
- TD- [pin 8]
- TD+ [pin 10]
- VC-_1 [pin 1]
- VC-_2 [pin 2]
- VC+_1 [pin 6]
- VC+_2 [pin 7]
### TVS1 — [TPD4E02B04DQA](https://www.flux.ai/kicad-part-library/tpd4e02b04dqa~id.md)
- Manufacturer Part Number: TPD4E02B04DQA
- Package or Case Code: USON-10_2.5x1.0mm_P0.5mm
- Role Details: Bidirectional USB-C ESD/TVS protection
- Datasheet URL: http://www.ti.com/lit/ds/symlink/tpd4e02b04.pdf
- Role: Protection
- Manufacturer Name: Texas Instruments Inc.
**Pins:**
- G [pin 3]
- G [pin 8]
- IO1 [pin 1]
- IO2 [pin 2]
- IO3 [pin 4]
- IO4 [pin 5]
- NC [pin 7]
- NC [pin 6]
- NC [pin 9]
- NC [pin 10]
### U1 — [STM32F427IGT6](https://www.flux.ai/vasy_skral/stm32f427igt6~q2.md)
- Manufacturer Part Number: STM32F427IGT6
- Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/03/b4/b2/36/4c/72/49/29/DM00071990.pdf/files/DM00071990.pdf/jcr:content/translations/en.DM00071990.pdf
- Manufacturer Name: STMicroelectronics
- Role: Main MCU
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Microcontroller
- Role Details: RTOS-capable MCU with Ethernet MAC and external RAM interface
**Pins:**
- BOOT0 [pin 166]
- BYPASS_REG [pin 48]
- NRST [pin 31]
- PA0 [pin 40]
- PA1 [pin 41]
- PA10 [pin 121]
- PA11 [pin 122]
- PA12 [pin 123]
- PA13 [pin 124]
- PA14 [pin 137]
- PA15 [pin 138]
- PA2 [pin 42]
- PA3 [pin 47]
- PA4 [pin 50]
- PA5 [pin 51]
- PA6 [pin 52]
- PA7 [pin 53]
- PA8 [pin 119]
- PA9 [pin 120]
- PB0 [pin 56]
- PB1 [pin 57]
- PB10 [pin 79]
- PB11 [pin 80]
- PB12 [pin 92]
- PB13 [pin 93]
- PB14 [pin 94]
- PB15 [pin 95]
- PB2 [pin 58]
- PB3 [pin 161]
- PB4 [pin 162]
- PB5 [pin 163]
- PB6 [pin 164]
- PB7 [pin 165]
- PB8 [pin 167]
- PB9 [pin 168]
- PC0 [pin 32]
- PC1 [pin 33]
- PC10 [pin 139]
- PC11 [pin 140]
- PC12 [pin 141]
- PC13 [pin 8]
- PC14 [pin 9]
- PC15 [pin 10]
- PC2 [pin 34]
- PC3 [pin 35]
- PC4 [pin 54]
- PC5 [pin 55]
- PC6 [pin 115]
- PC7 [pin 116]
- PC8 [pin 117]
- PC9 [pin 118]
- PD0 [pin 142]
- PD1 [pin 143]
- PD10 [pin 98]
- PD11 [pin 99]
- PD12 [pin 100]
- PD13 [pin 101]
- PD14 [pin 104]
- PD15 [pin 105]
- PD2 [pin 144]
- PD3 [pin 145]
- PD4 [pin 146]
- PD5 [pin 147]
- PD6 [pin 150]
- PD7 [pin 151]
- PD8 [pin 96]
- PD9 [pin 97]
- PDR_ON [pin 171]
- PE0 [pin 169]
- PE1 [pin 170]
- PE10 [pin 73]
- PE11 [pin 74]
- PE12 [pin 75]
- PE13 [pin 76]
- PE14 [pin 77]
- PE15 [pin 78]
- PE2 [pin 1]
- PE3 [pin 2]
- PE4 [pin 3]
- PE5 [pin 4]
- PE6 [pin 5]
- PE7 [pin 68]
- PE8 [pin 69]
- PE9 [pin 70]
- PF0 [pin 16]
- PF1 [pin 17]
- PF10 [pin 28]
- PF11 [pin 59]
- PF12 [pin 60]
- PF13 [pin 63]
- PF14 [pin 64]
- PF15 [pin 65]
- PF2 [pin 18]
- PF3 [pin 19]
- PF4 [pin 20]
- PF5 [pin 21]
- PF6 [pin 24]
- PF7 [pin 25]
- PF8 [pin 26]
- PF9 [pin 27]
- PG0 [pin 66]
- PG1 [pin 67]
- PG10 [pin 153]
- PG11 [pin 154]
- PG12 [pin 155]
- PG13 [pin 156]
- PG14 [pin 157]
- PG15 [pin 160]
- PG2 [pin 106]
- PG3 [pin 107]
- PG4 [pin 108]
- PG5 [pin 109]
- PG6 [pin 110]
- PG7 [pin 111]
- PG8 [pin 112]
- PG9 [pin 152]
- PH0 [pin 29]
- PH1 [pin 30]
- PH10 [pin 87]
- PH11 [pin 88]
- PH12 [pin 89]
- PH13 [pin 128]
- PH14 [pin 129]
- PH15 [pin 130]
- PH2 [pin 43]
- PH3 [pin 44]
- PH4 [pin 45]
- PH5 [pin 46]
- PH6 [pin 83]
- PH7 [pin 84]
- PH8 [pin 85]
- PH9 [pin 86]
- PI0 [pin 131]
- PI1 [pin 132]
- PI10 [pin 12]
- PI11 [pin 13]
- PI2 [pin 133]
- PI3 [pin 134]
- PI4 [pin 173]
- PI5 [pin 174]
- PI6 [pin 175]
- PI7 [pin 176]
- PI8 [pin 7]
- PI9 [pin 11]
- VBAT [pin 6]
- VCAP_1 [pin 81]
- VCAP_2 [pin 125]
- VDD [pin 127]
- VDD [pin 103]
- VDD [pin 136]
- VDD [pin 62]
- VDD [pin 36]
- VDD [pin 72]
- VDD [pin 23]
- VDD [pin 149]
- VDD [pin 114]
- VDD [pin 91]
- VDD [pin 82]
- VDD [pin 159]
- VDD [pin 15]
- VDD [pin 49]
- VDD [pin 172]
- VDDA [pin 39]
- VREF+ [pin 38]
- VSS [pin 135]
- VSS [pin 14]
- VSS [pin 148]
- VSS [pin 102]
- VSS [pin 61]
- VSS [pin 113]
- VSS [pin 22]
- VSS [pin 158]
- VSS [pin 90]
- VSS [pin 71]
- VSS [pin 126]
- VSSA [pin 37]
### U1 — [DRV8825PWP](https://www.flux.ai/jecstronic/drv8825pwp~z5.md)
- Role Details: Stepper/BLDC motor driver (up to 2A per phase)
- Role: Motor Driver
- Part Type: Power Management
- Manufacturer Name: Texas Instruments Inc.
- Datasheet URL: https://www.ti.com/lit/ds/symlink/drv8825.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: DRV8825PWP
**Pins:**
- AOUT1 [pin 5]
- AOUT2 [pin 7]
- AVREF [pin 12]
- BOUT1 [pin 10]
- BOUT2 [pin 8]
- BVREF [pin 13]
- CP1 [pin 1]
- CP2 [pin 2]
- DECAY [pin 19]
- DIR [pin 20]
- GND_1 [pin 14]
- GND_2 [pin 28]
- GND_3 [pin 29]
- ISENA [pin 6]
- ISENB [pin 9]
- MODE0 [pin 24]
- MODE1 [pin 25]
- MODE2 [pin 26]
- NC [pin 23]
- NENBL [pin 21]
- NFAULT [pin 18]
- NHOME [pin 27]
- NRESET [pin 16]
- NSLEEP [pin 17]
- STEP [pin 22]
- V3P3OUT [pin 15]
- VCP [pin 3]
- VMA [pin 4]
- VMB [pin 11]
### U10 — [LAN8720AI-CP-TR](https://www.flux.ai/vasyl/lan8720ai-cp-tr~we.md)
- Role Details: Ethernet PHY, RMII 10/100 Mbps
- Part Type: Integrated Circuit
- Role: Interface
- Datasheet URL: http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en586588
- Manufacturer Part Number: LAN8720AI-CP-TR
- Manufacturer Name: Microchip Technology
**Pins:**
- CRS_DV/MODE2 [pin 11]
- INT/REFCLKO [pin 14]
- LED1/REGOFF [pin 3]
- LED2/nINTSEL [pin 2]
- MDC [pin 13]
- MDIO [pin 12]
- RBIAS [pin 24]
- RST [pin 15]
- RXD0/MODE0 [pin 8]
- RXD1/MODE1 [pin 7]
- RXER/PHYAD0 [pin 10]
- RXN [pin 22]
- RXP [pin 23]
- TXD0 [pin 17]
- TXD1 [pin 18]
- TXEN [pin 16]
- TXN [pin 20]
- TXP [pin 21]
- VDD1A [pin 19]
- VDD2A [pin 1]
- VDDCR [pin 6]
- VDDIO [pin 9]
- VSS [pin 25]
- XTAL1/CLKIN [pin 5]
- XTAL2 [pin 4]
### U2 — [DRV8825PWP](https://www.flux.ai/jecstronic/drv8825pwp~z5.md)
- Role: Motor Driver
- Manufacturer Name: Texas Instruments Inc.
- Datasheet URL: https://www.ti.com/lit/ds/symlink/drv8825.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: ESP-PSRAM64H
- Role Details: Stepper/BLDC motor driver (up to 2A per phase)
- Part Type: Power Management
**Pins:**
- AOUT1 [pin 5]
- AOUT2 [pin 7]
- AVREF [pin 12]
- BOUT1 [pin 10]
- BOUT2 [pin 8]
- BVREF [pin 13]
- CP1 [pin 1]
- CP2 [pin 2]
- DECAY [pin 19]
- DIR [pin 20]
- GND_1 [pin 14]
- GND_2 [pin 28]
- GND_3 [pin 29]
- ISENA [pin 6]
- ISENB [pin 9]
- MODE0 [pin 24]
- MODE1 [pin 25]
- MODE2 [pin 26]
- NC [pin 23]
- NENBL [pin 21]
- NFAULT [pin 18]
- NHOME [pin 27]
- NRESET [pin 16]
- NSLEEP [pin 17]
- STEP [pin 22]
- V3P3OUT [pin 15]
- VCP [pin 3]
- VMA [pin 4]
- VMB [pin 11]
### U2 — [ESP-PSRAM64H](https://www.flux.ai/baueralex174/esp-psram64h~ru.md)
- Manufacturer Part Number: ESP-PSRAM64H
- Compliance: RoHS,REACH,Green/Reach
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Name: Espressif Systems
- Role Details: External RAM for MCU via SPI
- Part Type: Memory
- Role: pSRAM
- Datasheet URL: https://cdn2.flux.ai/copilot-datasheets/pdf-upload-23aff56b99ef0cc25677b9becfdfdc9b16660d009ab7372716f186466d93e8c1/88b9a9535c699a97dc8c6fd123cb58829c39812dbdd641067d4ed9988602a011.pdf?GoogleAccessId=graviton-mvp%40appspot.gserviceaccount.com&Expires=4876806257&Signature=Hspzcoptph0I6FYRwwRAsMbcUfmD6wbh6WUKyy%2FYII6LLnCJx8tRWDurQXpb91DeoFWPfrBt%2FsYD%2BVhxhtB6bICOXWbfmnlSKx912k2LqZvz1P1gWuy8RYulU8nmQKTr3FGl1SvnrfSF1b0YRT2K6VM6rVjZmiKGMHlxuTRrCfSWSu93VSLtmSsa0sT1mf20uadDCaiCi5pjhNfpMEjfwUofxbfK0l0BszgRQK%2B5zZbEM0jxtibBVaoS26BVtDqzzY7pH%2F6iITw9zsdu4afY91rP%2B4br3gpDreSe%2ByA7yEwNVAyxC4w8PdNEcNCbqimzanzDtVtCiORygvNCiSKTgw%3D%3D
- Package or Case Code: SOP65P490X110-8N
**Pins:**
- CE# [pin 1]
- SCLK [pin 6]
- SI/SIO[0] [pin 5]
- SIO[2] [pin 3]
- SIO[3] [pin 7]
- SO/SIO[1] [pin 2]
- Vcc [pin 8]
- Vss [pin 4]
### U3 — [TPS23751PWPR](https://www.flux.ai/adrian95/tps23751pwpr~lij.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Role: Power Management
- Role Details: PoE PD controller (802.3at/af)
- Datasheet URL: https://www.ti.com/lit/ds/symlink/tps23751.pdf
- Part Type: Integrated Circuit
- Manufacturer Part Number: TPS23751PWPR
- Manufacturer Name: Texas Instruments
**Pins:**
- APD [pin 4]
- ARTN [pin 14]
- CLS [pin 3]
- CS [pin 11]
- CTL [pin 8]
- DEN [pin 2]
- EP [pin 17]
- GATE [pin 13]
- RT [pin 5]
- RTN [pin 15]
- SRD [pin 7]
- SRT [pin 9]
- T2P [pin 6]
- VB [pin 10]
- VC [pin 12]
- VDD [pin 1]
- VSS [pin 16]
### U3 — [DRV8825PWP](https://www.flux.ai/jecstronic/drv8825pwp~z5.md)
- Role: Motor Driver
- Manufacturer Name: Texas Instruments Inc.
- Manufacturer Part Number: DRV8825PWP
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://www.ti.com/lit/ds/symlink/drv8825.pdf
- Part Type: Power Management
- Role Details: Stepper/BLDC motor driver (up to 2A per phase)
**Pins:**
- AOUT1 [pin 5]
- AOUT2 [pin 7]
- AVREF [pin 12]
- BOUT1 [pin 10]
- BOUT2 [pin 8]
- BVREF [pin 13]
- CP1 [pin 1]
- CP2 [pin 2]
- DECAY [pin 19]
- DIR [pin 20]
- GND_1 [pin 14]
- GND_2 [pin 28]
- GND_3 [pin 29]
- ISENA [pin 6]
- ISENB [pin 9]
- MODE0 [pin 24]
- MODE1 [pin 25]
- MODE2 [pin 26]
- NC [pin 23]
- NENBL [pin 21]
- NFAULT [pin 18]
- NHOME [pin 27]
- NRESET [pin 16]
- NSLEEP [pin 17]
- STEP [pin 22]
- V3P3OUT [pin 15]
- VCP [pin 3]
- VMA [pin 4]
- VMB [pin 11]
### U4 — [DRV8825PWP](https://www.flux.ai/jecstronic/drv8825pwp~z5.md)
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://www.ti.com/lit/ds/symlink/drv8825.pdf
- Manufacturer Name: Texas Instruments Inc.
- Role: Motor Driver
- Part Type: Power Management
- Manufacturer Part Number: D24V50F5
- Role Details: Stepper/BLDC motor driver (up to 2A per phase)
- Current Rating: 5A
**Pins:**
- AOUT1 [pin 5]
- AOUT2 [pin 7]
- AVREF [pin 12]
- BOUT1 [pin 10]
- BOUT2 [pin 8]
- BVREF [pin 13]
- CP1 [pin 1]
- CP2 [pin 2]
- DECAY [pin 19]
- DIR [pin 20]
- GND_1 [pin 14]
- GND_2 [pin 28]
- GND_3 [pin 29]
- ISENA [pin 6]
- ISENB [pin 9]
- MODE0 [pin 24]
- MODE1 [pin 25]
- MODE2 [pin 26]
- NC [pin 23]
- NENBL [pin 21]
- NFAULT [pin 18]
- NHOME [pin 27]
- NRESET [pin 16]
- NSLEEP [pin 17]
- STEP [pin 22]
- V3P3OUT [pin 15]
- VCP [pin 3]
- VMA [pin 4]
- VMB [pin 11]
### U5 — [DRV8825PWP](https://www.flux.ai/jecstronic/drv8825pwp~z5.md)
- Manufacturer Name: Texas Instruments Inc.
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://www.ti.com/lit/ds/symlink/drv8825.pdf
- Part Type: Power Management
- Manufacturer Part Number: TPS56339DDC
- Role: Motor Driver
- Role Details: Stepper/BLDC motor driver (up to 2A per phase)
- Current Rating: 3A
**Pins:**
- AOUT1 [pin 5]
- AOUT2 [pin 7]
- AVREF [pin 12]
- BOUT1 [pin 10]
- BOUT2 [pin 8]
- BVREF [pin 13]
- CP1 [pin 1]
- CP2 [pin 2]
- DECAY [pin 19]
- DIR [pin 20]
- GND_1 [pin 14]
- GND_2 [pin 28]
- GND_3 [pin 29]
- ISENA [pin 6]
- ISENB [pin 9]
- MODE0 [pin 24]
- MODE1 [pin 25]
- MODE2 [pin 26]
- NC [pin 23]
- NENBL [pin 21]
- NFAULT [pin 18]
- NHOME [pin 27]
- NRESET [pin 16]
- NSLEEP [pin 17]
- STEP [pin 22]
- V3P3OUT [pin 15]
- VCP [pin 3]
- VMA [pin 4]
- VMB [pin 11]
### U5 — [TPS56339DDC](https://www.flux.ai/kicad-part-library/tps56339ddc~yca.md)
- Role Details: 3.3V DC/DC converter (3A)
- Manufacturer Part Number: TPS56339DDC
- Datasheet URL: https://www.ti.com/lit/ds/symlink/tps56339.pdf
- Package or Case Code: SOT-23-6
- Role: Power Conversion
- Manufacturer Name: Texas Instruments Inc.
**Pins:**
- BOOT [pin 6]
- EN [pin 5]
- FB [pin 4]
- GND [pin 1]
- SW [pin 2]
- VIN [pin 3]
### U6 — [ST1S14PHR](https://www.flux.ai/kicad-part-library/st1s14phr~fub.md)
- Manufacturer Part Number: ST1S14PHR
- Role Details: 2.8V DC/DC converter (3A)
- Datasheet URL: http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00285678.pdf
- Current Rating: 3A
- Package or Case Code: TI_SO-PowerPAD-8
- Role: Power Conversion
- Manufacturer Name: Texas Instruments Inc.
**Pins:**
- ~{EN1} [pin 3]
- BOOT [pin 1]
- EN2 [pin 5]
- FB [pin 4]
- GND [pin 6]
- PADGND [pin 9]
- PG [pin 2]
- SW [pin 8]
- VIN [pin 7]
### U6 — [DRV8825PWP](https://www.flux.ai/jecstronic/drv8825pwp~z5.md)
- Manufacturer Name: Texas Instruments Inc.
- Role: Motor Driver
- License: https://creativecommons.org/licenses/by/4.0/
- Manufacturer Part Number: DRV8825PWP
- Role Details: Stepper/BLDC motor driver (up to 2A per phase)
- Datasheet URL: https://www.ti.com/lit/ds/symlink/drv8825.pdf
- Part Type: Power Management
**Pins:**
- AOUT1 [pin 5]
- AOUT2 [pin 7]
- AVREF [pin 12]
- BOUT1 [pin 10]
- BOUT2 [pin 8]
- BVREF [pin 13]
- CP1 [pin 1]
- CP2 [pin 2]
- DECAY [pin 19]
- DIR [pin 20]
- GND_1 [pin 14]
- GND_2 [pin 28]
- GND_3 [pin 29]
- ISENA [pin 6]
- ISENB [pin 9]
- MODE0 [pin 24]
- MODE1 [pin 25]
- MODE2 [pin 26]
- NC [pin 23]
- NENBL [pin 21]
- NFAULT [pin 18]
- NHOME [pin 27]
- NRESET [pin 16]
- NSLEEP [pin 17]
- STEP [pin 22]
- V3P3OUT [pin 15]
- VCP [pin 3]
- VMA [pin 4]
- VMB [pin 11]
### U7 — [XB3-24Z8CM-J](https://www.flux.ai/jecstronic/xb3-24z8cm-j~3zg.md)
- Part Type: Integrated Circuit
- Manufacturer Part Number: XB3-24Z8CM-J
- Manufacturer Name: Digi
- Datasheet URL: https://www.mouser.com/datasheet/2/111/DGNC_S_A0011471746_1-2541693.pdf
- License: https://creativecommons.org/licenses/by/4.0/
- Role: RF Transceiver
- Role Details: Zigbee module via SPI/UART
**Pins:**
- [RESERVED]_1 [pin 17]
- [RESERVED]_2 [pin 18]
- [RESERVED]_3 [pin 19]
- [RESERVED]_4 [pin 20]
- [RESERVED]_5 [pin 22]
- ~CTS~/DIO7 [pin 24]
- ~DTR~/SLEEP_RQ/DIO8 [pin 9]
- ~RESET [pin 6]
- ~RTS~/DIO6 [pin 27]
- AD0/DIO0 [pin 31]
- AD1/DIO1 [pin 30]
- AD2/DIO2 [pin 29]
- AD3/DIO3 [pin 28]
- ASSOCIATE/DIO5 [pin 26]
- DIN_/_~CONFIG_~/DIO14 [pin 4]
- DIO12 [pin 5]
- DIO4 [pin 23]
- DOUT_/DIO13 [pin 3]
- GND_1 [pin 1]
- GND_2 [pin 10]
- GND_3 [pin 12]
- GND_4 [pin 21]
- GND_5 [pin 32]
- GND_6 [pin 34]
- ON/~SLEEP~/DIO9 [pin 25]
- PWM1/DIO11 [pin 8]
- RF [pin 33]
- RSSI_PWM/DIO10 [pin 7]
- SPI_~ATTN~/~BOOTMODE~/DIO19 [pin 11]
- SPI_CLK/DIO18 [pin 13]
- SPI_MISO/DIO15 [pin 16]
- SPI_MOSI/DIO16 [pin 15]
- SPI_SSEL/DIO17 [pin 14]
- VCC [pin 2]
### U8 — [NCP1117ST33T3G](https://www.flux.ai/adrian95/ncp1117st33t3g~kt6.md)
- Role: Power Conversion
- Part Type: Integrated Circuit
- License: https://creativecommons.org/licenses/by/4.0/
- Role Details: 3.3V LDO with thermal shutdown for MCU rail
- Manufacturer Part Number: NCP1117ST33T3G
- Datasheet URL: https://www.onsemi.com/pdf/datasheet/ncp1117-d.pdf
- Manufacturer Name: onsemi
- Current Rating: 1A
**Pins:**
- GND [pin 1]
- IN [pin 3]
- OUT [pin 4]
- OUT [pin 2]
### U9 — [LD3985G28R](https://www.flux.ai/adrian95/ld3985g28r~b8y.md)
- Part Type: Integrated Circuit
- Role Details: 2.8V LDO with thermal shutdown for camera rail
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://octopart.com/datasheet/ld3985g28r-stmicroelectronics-22026699
- Current Rating: 200mA
- Manufacturer Part Number: LD3985G28R
- Manufacturer Name: STMicroelectronics
- Role: Power Conversion
**Pins:**
- BYP [pin 4]
- GND [pin 2]
- INH [pin 3]
- VIN [pin 1]
- VOUT [pin 5]
### Y1 — [ECS-80-10-30B-CWN-TR](https://www.flux.ai/adrian95/ecs-80-10-30b-cwn-tr~fj.md)
- Role Details: HSE crystal for MCU U1
- Manufacturer Name: ECS Inc.
- Part Type: Oscillator
- License: https://creativecommons.org/licenses/by/4.0/
- Datasheet URL: https://ecsxtal.com/store/pdf/ecx_53b.pdf
- Manufacturer Part Number: ECS-80-10-30B-CWN-TR
- Role: Oscillator
**Pins:**
- GND_1 [pin 2]
- GND_2 [pin 4]
- IN/OUT [pin 1]
- OUT/IN [pin 3]
### Y2 — [ECS-.327-6-34QCS-TR](https://www.flux.ai/adrian95/ecs-p327-6-34qcs-tr~2fv.md)
- Manufacturer Part Number: ECX-.327-CDX-2096
- Datasheet URL: https://ecsxtal.com/store/pdf/ECX-34Q.pdf
- Role Details: LSE crystal for MCU U1
- Role: Oscillator
- License: https://creativecommons.org/licenses/by/4.0/
- Part Type: Oscillator
- Manufacturer Name: ECS Inc.
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/adriangispert/armed-aqua-electronic-thumb~tv](https://www.flux.ai/adriangispert/armed-aqua-electronic-thumb~tv).*
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*Generated from [https://www.flux.ai/adriangispert/armed-aqua-electronic-thumb~tv](https://www.flux.ai/adriangispert/armed-aqua-electronic-thumb~tv)*