Difference between revisions of "SWLEDX8-I2C"

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[[file:SWLEDX8-I2C_P1.PNG]]
 
[[file:SWLEDX8-I2C_P1.PNG]]
  
* MCP23017 Port A connects to S0-S7 on SWLEDX8
+
* MCP23017 Port A connects to SWITCHES 0-7 on [[SWLEDX8]]
* MCP23017 Port B connects to LL-L7 on SWLEDX8
+
* MCP23017 Port B connects to LEDs 0-7 on [[SWLEDX8]]
  
 
=== P2 - I2C Interface ===
 
=== P2 - I2C Interface ===

Revision as of 12:08, 24 May 2022

SWLEDX8-I2C-P119-Orth-720px.JPG

Features

  • 16-Bit MCP23017
    • I2C interface
  • I2C Daisy-Chain (In/Out) connectors
  • (3) I2C Address select jumpers for up to 8 devices per I2C bus
  • SCL/SDA termination jumpers
  • 2x10 pins
  • 59mmx38mm
  • (4) #4-40 mounting holes
  • SWLEDx8-I2C can be used standalone or stacked together with the SWLEDX8 card

Build Options

  • There are a number of options for using the card
    • Stacked option with SWLEDX8 card
    • Small footprint
    • Low height/profile

Stacked option with SWLEDX8 card

  • SWLEDX8 card mounts above this card
  • Pins can be directly mounted to both cards or male/female connector pairs can be used

SWLEDX8-I2C FRONT(DOWN) REV2.png

Small footprint option

SWLEDX8-I2C FRONT(STRT) REV2.png

Low height/profile option

SWLEDX8-I2C FRONT(RT ANGL) REV2.png

Rear Side Marking

SWLEDX8-I2C REAR(STRT) REV2.png

Connectors

SWLEDX8-I2C-CAD(REV2).PNG

P1 - GPIO Pins

SWLEDX8-I2C P1.PNG

  • MCP23017 Port A connects to SWITCHES 0-7 on SWLEDX8
  • MCP23017 Port B connects to LEDs 0-7 on SWLEDX8

P2 - I2C Interface

SWLEDX8-I2C P2.PNG

P3 - Terminators / I2C Base Address

SWLEDX8-I2C P3.PNG

Mechanicals

SWLEDX8-I2C-MECHS(REV2).PNG

Versions

Rev 2

  • Functionally the same as Rev X1
  • Change resistors from SMT (0805) to through hole (1/8W)
  • Adds silkscreen Front/Rear
  • Added test block to rear

Rev X1

  • Words, no issues

Assembly Sheet