# Competition Shield
## Description
Arduino Electrical Control Shield
-Redundant Temp. Sense
-Geometric Monitoring
-Dual RS232 Communication
-USB Communication
-Dual Motor Control
-5 24V Control Relays
-15 10V Analog IO
-22 24V Protected IO
## Project Details
- **Owner:** sullylau80
- **Created:** 12/12/2022
- **Last Updated:** 5/2/2023
- **Visibility:** Public
- **Stars:** 5
- **Forks:** 32
- **Copies:** 2
## Key Components
### — 917726-1
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
### — 917726-1
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
- 5 [pin 5]
- 6 [pin 6]
### A3 — [Arduino Mega2560](https://www.flux.ai/vasy_skral/arduino-mega2560~kwx.md)
- Manufacturer Part Number: A000067
- Manufacturer Name: Arduino
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Arduino%20PDFs/A000067_Web.pdf
- Part Type: Development Boards
**Pins:**
- +3V3 [pin 3V3]
- +5V_1 [pin 5V_1]
- +5V_2 [pin 5V_2]
- +5V_3 [pin 5V_3]
- 0 [pin 0]
- 1 [pin 1]
- 10 [pin 10]
- 11 [pin 11]
- 12 [pin 12]
- 13 [pin 13]
- 14 [pin 14]
- 15 [pin 15]
- 16 [pin 16]
- 17 [pin 17]
- 18 [pin 18]
- 19 [pin 19]
- 2 [pin 2]
- 20 [pin 20]
- 21 [pin 21]
- 22 [pin 22]
- 23 [pin 23]
- 24 [pin 24]
- 25 [pin 25]
- 26 [pin 26]
- 27 [pin 27]
- 28 [pin 28]
- 29 [pin 29]
- 3 [pin 3]
- 30 [pin 30]
- 31 [pin 31]
- 32 [pin 32]
- 33 [pin 33]
- 34 [pin 34]
- 35 [pin 35]
- 36 [pin 36]
- 37 [pin 37]
- 38 [pin 38]
- 39 [pin 39]
- 4 [pin 4]
- 40 [pin 40]
- 41 [pin 41]
- 42 [pin 42]
- 43 [pin 43]
- 44 [pin 44]
- 45 [pin 45]
- 46 [pin 46]
- 47 [pin 47]
- 48 [pin 48]
- 49 [pin 49]
- 5 [pin 5]
- 50 [pin 50]
- 51 [pin 51]
- 52 [pin 52]
- 53 [pin 53]
- 6 [pin 6]
- 7 [pin 7]
- 8 [pin 8]
- 9 [pin 9]
- AD0 [pin AD0]
- AD1 [pin AD1]
- AD10 [pin AD10]
- AD11 [pin AD11]
- AD12 [pin AD12]
- AD13 [pin AD13]
- AD14 [pin AD14]
- AD15 [pin AD15]
- AD2 [pin AD2]
- AD3 [pin AD3]
- AD4 [pin AD4]
- AD5 [pin AD5]
- AD6 [pin AD6]
- AD7 [pin AD7]
- AD8 [pin AD8]
- AD9 [pin AD9]
- AREF [pin AREF]
- GND1 [pin GND1]
- GND2 [pin GND2]
- GND3 [pin GND3]
- GND4 [pin GND4]
- GND5 [pin GND5]
- IOREF [pin IOREF]
- NC [pin NC]
- RESET [pin RESET]
- SCL [pin SCL]
- SDA [pin SDA]
- VIN [pin VIN]
### D1 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
**Pins:**
- A
- K
### D10 — [Diode-SOD-323-Template](https://www.flux.ai/vasyl/diode-sod-323-template~nv.md)
- Part Type: Diode
**Pins:**
- A
- K
### D11 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
**Pins:**
- A
- K
### D12 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Name: Nexperia USA Inc.
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
**Pins:**
- A
- K
### D13 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D14 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Part Type: Diode
**Pins:**
- A
- K
### D15 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D16 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D17 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D18 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Manufacturer Name: Nexperia USA Inc.
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Part Type: Diode
**Pins:**
- A
- K
### D19 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D2 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D20 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D21 — [Diode-SOD-323-Template](https://www.flux.ai/vasyl/diode-sod-323-template~nv.md)
- Part Type: Diode
**Pins:**
- A
- K
### D22 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Manufacturer Name: Nexperia USA Inc.
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Part Type: Diode
**Pins:**
- A
- K
### D23 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Name: Nexperia USA Inc.
**Pins:**
- A
- K
### D24 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D25 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
**Pins:**
- A
- K
### D26 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Manufacturer Name: Nexperia USA Inc.
**Pins:**
- A
- K
### D27 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Manufacturer Name: Nexperia USA Inc.
**Pins:**
- A
- K
### D3 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Name: Nexperia USA Inc.
**Pins:**
- A
- K
### D4 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Part Number: BZV55-C5V1,115
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Name: Nexperia USA Inc.
**Pins:**
- A
- K
### D5 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Part Type: Diode
- Manufacturer Name: Nexperia USA Inc.
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
**Pins:**
- A
- K
### D6 — [BZV55-C5V1,115](https://www.flux.ai/jecstronic/bzv55-c5v1115~tfb.md)
- Datasheet URL: https://rocelec.widen.net/view/pdf/mmjrjopmpw/PHGLS22257-1.pdf?t.download=true&u=5oefqw
- Manufacturer Part Number: BZV55-C5V1,115
- Manufacturer Name: Nexperia USA Inc.
- Part Type: Diode
**Pins:**
- A
- K
### D7 — [Diode-SOD-323-Template](https://www.flux.ai/vasyl/diode-sod-323-template~nv.md)
- Part Type: Diode
**Pins:**
- A
- K
### D8 — [Diode-SOD-323-Template](https://www.flux.ai/vasyl/diode-sod-323-template~nv.md)
- Part Type: Diode
**Pins:**
- A
- K
### D9 — [Diode-SOD-323-Template](https://www.flux.ai/vasyl/diode-sod-323-template~nv.md)
- Part Type: Diode
**Pins:**
- A
- K
### J1 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Manufacturer Name: JST Sales America Inc.
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J10 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Manufacturer Name: JST Sales America Inc.
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J11 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Name: JST Sales America Inc.
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J12 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J13 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J14 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Name: JST Sales America Inc.
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J15 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J16 — [JST XH-A 01x02 Pitch 2.50mm Horizontal](https://www.flux.ai/jharwinbarrozo/jst-xh-a-01x02-pitch-250mm-horizontal~040.md)
- Manufacturer Name: Zhejiang Yueqing Hongxing Elec
- Manufacturer Part Number: HX25003-2WAG
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
### J17 — [JST XH-A 01x02 Pitch 2.50mm Horizontal](https://www.flux.ai/jharwinbarrozo/jst-xh-a-01x02-pitch-250mm-horizontal~040.md)
- Manufacturer Part Number: HX25003-2WAG
- Manufacturer Name: Zhejiang Yueqing Hongxing Elec
**Pins:**
- PIN1 [pin 1]
- PIN2 [pin 2]
### J2 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J20 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Name: JST Sales America Inc.
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J21 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J22 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Name: JST Sales America Inc.
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J23 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J3 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J4 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
- Manufacturer Name: JST Sales America Inc.
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J5 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J6 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Manufacturer Name: JST Sales America Inc.
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J7 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Part Type: Connector
- Manufacturer Part Number: SM04B-SRSS-TB
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J8 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
- Manufacturer Name: JST Sales America Inc.
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### J9 — [QWIIC I2C JST Connector](https://www.flux.ai/vasy_skral/qwiic-i2c-jst-connector~d55.md)
- Manufacturer Part Number: SM04B-SRSS-TB
- Part Type: Connector
- Manufacturer Name: JST Sales America Inc.
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/JST%20PDFs/SR%20Connector.pdf
**Pins:**
- 1 [pin 1]
- 2 [pin 2]
- 3 [pin 3]
- 4 [pin 4]
### Q1 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
- Part Type: Transistor
- Manufacturer Name: MDD
- Manufacturer Part Number: MMBT3904
**Pins:**
- B [pin 1]
- C [pin 3]
- E [pin 2]
### Q13 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md)
- Manufacturer Part Number: MMBT3904
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
- Manufacturer Name: MDD
- Part Type: Transistor
**Pins:**
- B [pin 1]
- C [pin 3]
- E [pin 2]
### Q14 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md)
- Manufacturer Part Number: MMBT3904
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
- Manufacturer Name: MDD
- Part Type: Transistor
**Pins:**
- B [pin 1]
- C [pin 3]
- E [pin 2]
### Q15 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md)
- Manufacturer Part Number: MMBT3904
- Manufacturer Name: MDD
- Part Type: Transistor
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
**Pins:**
- B [pin 1]
- C [pin 3]
- E [pin 2]
### Q16 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md)
- Part Type: Transistor
- Manufacturer Name: MDD
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
- Manufacturer Part Number: MMBT3904
**Pins:**
- B [pin 1]
- C [pin 3]
- E [pin 2]
### Q2 — [MMBT3904](https://www.flux.ai/jharwinbarrozo/mmbt3904~rvh.md)
- Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/NextGen%20Components%20PDFs/MMBT3904.pdf
- Manufacturer Name: MDD
- Part Type: Transistor
- Manufacturer Part Number: MMBT3904
**Pins:**
- B [pin 1]
- C [pin 3]
- E [pin 2]
### U1 — LM75AD
- Manufacturer Part Number: LM75AD
- Manufacturer Name: NXP Semiconductors NV
**Pins:**
- A0 [pin 7]
- A1 [pin 6]
- A2 [pin 5]
- GND [pin 4]
- OS [pin 3]
- SCL [pin 2]
- SDA [pin 1]
- VCC [pin 8]
### U10 — [SRD-05VDC-SL-C](https://www.flux.ai/vasyl/srd-05vdc-sl-c~aev.md)
- Datasheet URL: https://www.snapeda.com/parts/SRD-05VDC-SL-C/Songle%20Relay/datasheet/
- Manufacturer Name: Songle
- Manufacturer Part Number: SRD-05VDC-SL-C
- Part Type: Microcontroller
**Pins:**
- ~
- ~
- ~
- ~
- ~
### U11 — [SRD-05VDC-SL-C](https://www.flux.ai/vasyl/srd-05vdc-sl-c~aev.md)
- Manufacturer Part Number: SRD-05VDC-SL-C
- Part Type: Microcontroller
- Datasheet URL: https://www.snapeda.com/parts/SRD-05VDC-SL-C/Songle%20Relay/datasheet/
- Manufacturer Name: Songle
**Pins:**
- ~
- ~
- ~
- ~
- ~
### U12 — [SRD-05VDC-SL-C](https://www.flux.ai/vasyl/srd-05vdc-sl-c~aev.md)
- Part Type: Microcontroller
- Manufacturer Part Number: SRD-05VDC-SL-C
- Manufacturer Name: Songle
- Datasheet URL: https://www.snapeda.com/parts/SRD-05VDC-SL-C/Songle%20Relay/datasheet/
**Pins:**
- ~
- ~
- ~
- ~
- ~
### U13 — [SRD-05VDC-SL-C](https://www.flux.ai/vasyl/srd-05vdc-sl-c~aev.md)
- Manufacturer Name: Songle
- Datasheet URL: https://www.snapeda.com/parts/SRD-05VDC-SL-C/Songle%20Relay/datasheet/
- Part Type: Microcontroller
- Manufacturer Part Number: SRD-05VDC-SL-C
**Pins:**
- ~
- ~
- ~
- ~
- ~
### U14 — [SRD-05VDC-SL-C](https://www.flux.ai/vasyl/srd-05vdc-sl-c~aev.md)
- Manufacturer Part Number: SRD-05VDC-SL-C
- Part Type: Microcontroller
- Datasheet URL: https://www.snapeda.com/parts/SRD-05VDC-SL-C/Songle%20Relay/datasheet/
- Manufacturer Name: Songle
**Pins:**
- ~
- ~
- ~
- ~
- ~
### U2 — BMA280
- Manufacturer Part Number: BMA280
**Pins:**
- CSB [pin 10]
- GND [pin 9]
- GNDIO [pin 8]
- INT1 [pin 5]
- INT2 [pin 6]
- NC [pin 4]
- PS [pin 11]
- SCx [pin 12]
- SDO [pin 1]
- SDx [pin 2]
- VDD [pin 7]
- VDDIO [pin 3]
### U3 — [A4988_STEPPER_MOTOR](https://www.flux.ai/jecstronic/a4988steppermotor~0x9.md)
- Manufacturer Part Number: A4988_STEPPER_MOTOR_DRIVER_CARRIER
**Pins:**
- ~ENABLE
- ~RESET
- ~SLEEP
- 1A
- 1B
- 2A
- 2B
- DIR
- GND
- GND
- MS1
- MS2
- MS3
- STEP
- VDD
- VMOT
### U4 — [A4988_STEPPER_MOTOR](https://www.flux.ai/jecstronic/a4988steppermotor~0x9.md)
- Manufacturer Part Number: A4988_STEPPER_MOTOR_DRIVER_CARRIER
**Pins:**
- ~ENABLE
- ~RESET
- ~SLEEP
- 1A
- 1B
- 2A
- 2B
- DIR
- GND
- GND
- MS1
- MS2
- MS3
- STEP
- VDD
- VMOT
### U5 — [MAX232D](https://www.flux.ai/adrian95/max232d~jm8.md)
- Manufacturer Name: Texas Instruments
- Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fmax232
- Part Type: Integrated Circuit
- Manufacturer Part Number: MAX232D
**Pins:**
- C1-
- C1+
- C2-
- C2+
- GND
- R1IN
- R1OUT
- R2IN
- R2OUT
- T1IN
- T1OUT
- T2IN
- T2OUT
- VCC
- VS-
- VS+
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/sullylau80/competition-shield~zn](https://www.flux.ai/sullylau80/competition-shield~zn).*
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*Generated from [https://www.flux.ai/sullylau80/competition-shield~zn](https://www.flux.ai/sullylau80/competition-shield~zn)*