Black WireThe Black Wire Maker's Technical Reference GuideREFERENCE WIKI · FIRST EDITION / 2026

A VALLEYTECH SOLUTIONS PROJECT

Interface & expansion references

Expanders and interface breakouts. Match the board and documented connector assignment.

Model / manufacturerFamily / interfaceReference coverage
Adafruit 2.8" TFT Touch Shield v2 - Capacitive or ResistiveAdafruit · Not identifiedTFT LCDPinout source4 reference files · 4 documented purpose rows
Adafruit 4-Channel ADC BreakoutsAdafruit · Not identifiedSee recordPinout source4 reference files · 40 documented purpose rows
Adafruit DS3231 Precision RTC BreakoutAdafruit · Not identifiedSee recordPinout source3 reference files · 16 documented purpose rows
Adafruit MCP23017 I2C GPIO ExpanderAdafruit · Not identifiedI2CPinout needed3 reference files · 0 documented purpose rows
Adafruit PCF8523 Real Time ClockAdafruit · Not identifiedSee recordPinout source4 reference files · 13 documented purpose rows
Adafruit TCA9548A 1-to-8 I2C Multiplexer BreakoutAdafruit · Not identifiedI2CPinout source2 reference files · 24 documented purpose rows
MCP4725 12-Bit DAC TutorialAdafruit · Not identifiedSee recordPinout source4 reference files · 16 documented purpose rows
Gravity: I2C to Dual UART Module / DFR0627DFRobot · Not identifiedI2C / UARTPinout needed1 reference files · 0 documented purpose rows
MicroSD SPI breakout variantsGeneric / manufacturer unconfirmed · VariesSPIDocumentation needed0 reference files · 0 documented purpose rows
PCF8574 LCD backpack variantsGeneric / manufacturer unconfirmed · VariesLCDDocumentation needed0 reference files · 0 documented purpose rows
KY-051 Voltage Translator / Level ShifterJoy-IT · Not identifiedSee recordPinout source2 reference files · 0 documented purpose rows
KY-053 Analog Digital ConverterJoy-IT · Not identifiedSee recordPinout source1 reference files · 0 documented purpose rows
Base BottomM5Stack · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
Grove ConverterM5Stack · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Unit ADCM5Stack · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Unit DACM5Stack · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Unit DAC2M5Stack · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Unit HubM5Stack · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Unit PaHubM5Stack · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Unit PaHub v2.1M5Stack · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Unit PbHubM5Stack · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
Breakout Garden Mini (I2C)Pimoroni · Not identifiedI2CPinout needed1 reference files · 0 documented purpose rows
3D Gesture Tracking Shield for Raspberry Pi (MGC3130)Seeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
4-Channel 16-Bit ADC for Raspberry Pi (ADS1115)Seeed Studio · Not identifiedSee recordPinout source2 reference files · 0 documented purpose rows
CAN-BUS Shield V1.2Seeed Studio · Not identifiedSee recordPinout source1 reference files · 0 documented purpose rows
DS1307 RTC for Raspberry PiSeeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
DS3231 High Accuracy RTC for Raspberry PiSeeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
Expansion Board Base for XIAOSeeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
Grove - Base Shield for IOIO-OTGSeeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove - Mega ShieldSeeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove - ProtoshieldSeeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove Base BoosterPackSeeed Studio · Not identifiedSee recordPinout source1 reference files · 0 documented purpose rows
Grove Base Cape for BeagleBone V2Seeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove Base HATSeeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove Base Hat for Raspberry PiSeeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
Grove Base Hat for Raspberry Pi ZeroSeeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
Grove Base Kit for Raspberry PiSeeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
Grove Base Shield for NodeMCU V1.0Seeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove Base Shield for PhotonSeeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove Shield for Arduino NanoSeeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
Grove Shield for Intel JouleSeeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
Grove Shield for Pi Pico V1.0Seeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
Grove Shield for Wio LiteSeeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
Grove Shield for XIAOSeeed Studio · Not identifiedSee recordPinout source1 reference files · 0 documented purpose rows
MT3620 Grove ShieldSeeed Studio · Unverified source identitySee recordPinout needed0 reference files · 0 documented purpose rows
RS-232 To TTL Converter (MAX3232IDR)Seeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
RS-485 Shield for Raspberry PiSeeed Studio · Not identifiedSee recordPin functions · map needed0 reference files · 5 documented purpose rows
SD Card ShieldSeeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows
UartSB FrameSeeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
UartSBee V3.1Seeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
UartSBee V4Seeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
Wifi Shield V1.2Seeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
Wifi Shield V2.0Seeed Studio · Not identifiedSee recordPinout source0 reference files · 0 documented purpose rows
XBee ShieldSeeed Studio · Not identifiedSee recordPinout needed0 reference files · 0 documented purpose rows

Physical source availability does not establish all-pin completeness or electrical compatibility. Read the coverage labels.