Difference between revisions of "QTPy49-01"

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# 3.3V
 
# 3.3V
 
# TX, D6
 
# TX, D6
 +
** GP0 on XIAO-RP2040
 
# RX, D7
 
# RX, D7
 +
** GP1 on XIAO-RP2040
  
 
=== J5 - I2C ===
 
=== J5 - I2C ===

Revision as of 11:08, 12 August 2022

QTPy49-01-01 FRONT REV1.png

Features

CPU Pinouts

Adafruit QT Py SAMD

Adafruit products Adafruit QT Py SAMD21 pinout.png

Seeed Studio XAIO SAMD

Seeeduino-XIAO-pin-out.jpg

Adafruit QT Py RP2040

Adafruit products qtpy-rp2040-pins.png

Seeed Studio XAIO RP2040

Seeed-xinpin-rp2040.jpg

Connectors/Headers

QTPy49-01 CAD.PNG

  • Ground, Voltage, Signal (GVS) connections

J1 - DC In

  • QTPy49 can be powered from either the USB C or DC jack
    • Automatic Schottky diode power switching
      • Can use a regular Silicon Diode with sufficient current ex: 1N400X)
    • 7-12V if regulator is installed
    • 5V if regulator is not installed (install J2 jumper if not using regulator)
  • Center positive

J2 - Alternate Power

  1. VSYS (5V) (bottom pin)
  2. DC IN (connects to J1)
  3. GND (top pin)

J3 - SD Card

  • MISO - AD9
    • GP4 on XIAO-RP2040
  • MOSI - AD10
    • GP3 on XIAO-RP2040
  • SCK - AD8
    • GP2 on XIAO-RP2040
  • SS - AD0
    • GP26 on XIAO-RP2040

J4 - UART

  1. GND
  2. 3.3V
  3. TX, D6
    • GP0 on XIAO-RP2040
  1. RX, D7
    • GP1 on XIAO-RP2040

J5 - I2C

  1. GND
  2. 3.3V
  3. D4, SDA
  4. D5, SCL

J6 - AD3

  • Digital I/O 3
  • Analog In 3
  • PWM output
  • Capacitive touch input
  • Pinout
  1. GND
  2. 3.3V
  3. AD3 (wired to J3-3)

J7 - AD2

  • Digital I/O 2
  • Analog In 2
  • PWM
  • Capacitive touch input
  • Pinout
  1. GND
  2. 3.3V
  3. AD2

J8 - AD1

  • Digital I/O 1
  • Analog In 1
  • Capacitive touch input
  • AREF pin
  • Pinout
  1. GND
  2. 3.3V
  3. AD1

MMBASIC XIAO RP2040 pin assignments

OPTION SERIAL CONSOLE COM1,GP0,GP1
OPTION SYSTEM SPI GP2,GP3,GP4
OPTION COLOURCODE ON
OPTION SDCARD GP26

Applications

Sample applications for the QTPy49-01 card.

SD Card Loader

Prototype

QTPy49 MMBASIC P18412-720px.jpg

Mechanicals

QTPy49-01 MECHS.PNG

Assembly Sheet