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I2C Interface Modules
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Interface Modules
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DFRobot
M5Stack
Olimex Ltd.
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DFRobot
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Interface Modules I2C Hub 1 to 6 Expansion Unit v2.1 w/ DIP Switch (PCA9548A)
U040-B-V21
M5Stack
1:
$5.95
91
In Stock
300
Expected 8/31/2026
New Product
Mfr. Part #
U040-B-V21
Mouser Part #
170-U040-B-V21
New Product
M5Stack
Interface Modules I2C Hub 1 to 6 Expansion Unit v2.1 w/ DIP Switch (PCA9548A)
Learn More
about M5Stack unit pahub v2 1 module
Datasheet
91
In Stock
300
Expected 8/31/2026
1
$5.95
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Min.:
1
Mult.:
1
Details
Interface Modules
Multiplexer Unit
6 Port
I2C
0 C
+ 40 C
Interface Modules an input unit integrating 8 adjustable potentiometers, internal STM32F030
U154
M5Stack
1:
$12.50
10
In Stock
Mfr. Part #
U154
Mouser Part #
170-U154
M5Stack
Interface Modules an input unit integrating 8 adjustable potentiometers, internal STM32F030
Datasheet
10
In Stock
1
$12.50
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1
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1
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Interface Modules Gravity: LTC4316 I2C Address Shifter - I2C Conflict Resolver for Arduino & Raspberry Pi
DFR1193
DFRobot
1:
$5.90
12
In Stock
10
Expected 10/5/2026
New Product
Mfr. Part #
DFR1193
Mouser Part #
426-DFR1193
New Product
DFRobot
Interface Modules Gravity: LTC4316 I2C Address Shifter - I2C Conflict Resolver for Arduino & Raspberry Pi
Datasheet
12
In Stock
10
Expected 10/5/2026
1
$5.90
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Min.:
1
Mult.:
1
Details
Interface Modules
I2C
2.25 V
5.5 V
0 C
+ 70 C
Bulk
Interface Modules StampS3 GroveBreakOut is specialized expansion board designed for the M5StampS3
A144
M5Stack
1:
$5.95
14
In Stock
Mfr. Part #
A144
Mouser Part #
170-A144
M5Stack
Interface Modules StampS3 GroveBreakOut is specialized expansion board designed for the M5StampS3
Datasheet
14
In Stock
1
$5.95
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1
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1
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Interface Modules
I2C
0 C
+ 40 C
Interface Modules Raspberry Pi 40 pin to UEXT classic mUEXT pUEXT and QWST (Qwiic Stemma) adapter
RPI-UEXT-MPQ
Olimex Ltd.
1:
$3.54
Non-Stocked Lead-Time 4 Weeks
Mfr. Part #
RPI-UEXT-MPQ
Mouser Part #
909-RPI-UEXT-MPQ
Olimex Ltd.
Interface Modules Raspberry Pi 40 pin to UEXT classic mUEXT pUEXT and QWST (Qwiic Stemma) adapter
Non-Stocked Lead-Time 4 Weeks
1
$3.54
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Min.:
1
Mult.:
1
Details
Adapters
I2C
Interface Modules A human-computer interactive module provides rotary encoder two input buttons
M129
M5Stack
Shipping Restricted
Mfr. Part #
M129
Mouser Part #
170-M129
M5Stack
Interface Modules A human-computer interactive module provides rotary encoder two input buttons
Learn More
about M5Stack hmi interface module
Datasheet
Shipping Restricted
Details
Interface Modules
HMI
2 Port
I2C
5 V
5 V
0 C
+ 40 C
Interface Modules UEXT adapter
UEXT-P4Q
Olimex Ltd.
1:
$3.54
Non-Stocked
Mfr. Part #
UEXT-P4Q
Mouser Part #
909-UEXT-P4Q
Olimex Ltd.
Interface Modules UEXT adapter
Non-Stocked
1
$3.54
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I2C
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