QTPy49-01

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QTPy49-01-P1080524-720px.jpg

Features[edit]

CPU Pinouts[edit]

Adafruit QT Py SAMD[edit]

Adafruit products Adafruit QT Py SAMD21 pinout.png

Seeed Studio XAIO SAMD[edit]

Seeeduino-XIAO-pin-out.jpg

Adafruit QT Py RP2040[edit]

Adafruit products qtpy-rp2040-pins.png

Seeed Studio XIAO RP2040[edit]

Seeed-xinpin-rp2040.jpg

Connectors/Headers[edit]

QTPy49-01 CAD.PNG

  • Ground, Voltage, Signal (GVS) connections

J1 - DC In[edit]

  • 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[edit]

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

J3 - SD Card[edit]

  • MISO - AD9
    • GP4 on XIAO-RP2040 and SeeedStudio RP2040
    • PA09 on Adafruit SAMD21
  • MOSI - AD10
    • GP3 on XIAO-RP2040 and SeeedStudio RP2040
    • PA10 on Adafruit SAMD21
  • SCK - AD8
    • GP2 on XIAO-RP2040
    • GP6 on SeeedStudio RP2040
    • PA11 on Adafruit SAMD21
  • SS - AD0
    • GP26 on XIAO-RP2040
    • GP29 on SeeedStudio RP2040
    • PA02 on Adafruit SAMD21

J4 - UART[edit]

  1. GND
  2. 3.3V
  3. TX, D6
  4. RX, D7
  • D6
    • GP0 on XIAO-RP2040
    • GP20 on Adafruit RP2040
    • PA06 on Adafruit SAMD21
  • D7
    • GP1 on XIAO-RP2040
    • PA07 on Adafruit SAMD21
    • GP5 on Adafruit RP2040

J5 - I2C[edit]

  1. GND
  2. 3.3V
  3. D4, SDA - GP6 on XIAO-RP2040
  4. D5, SCL - GP7 on XIAO-RP2040
  • D4
    • GP6 on XIAO-RP2040
    • GP24 on Adafruit RP2040
    • PA16 on Adafruit SAMD21
  • D5
    • GP7 on XIAO-RP2040
    • GP25 on Adafruit RP2040
    • PA17 on Adafruit SAMD21

J6 - AD3[edit]

  • Digital I/O 3
  • Analog In 3
  • GP29 on XIAO-RP2040
  • GP24 on Adafruit RP2040
  • PA05 on Adafruit SAMD21
  • PWM output
  • Capacitive touch input
  • Pinout
  1. GND
  2. 3.3V
  3. AD3 (wired to J3-3)

J7 - AD2[edit]

  • Digital I/O 2
  • Analog In 2
  • GP28 on XIAO-RP2040
  • GP27 on Adafruit RP2040
  • PA05 on Adafruit SAMD21
  • PWM
  • Capacitive touch input
  • Pinout
  1. GND
  2. 3.3V
  3. AD2

J8 - AD1[edit]

  • Digital I/O 1
  • Analog In 1
  • GP27 on XIAO-RP2040
  • GP28 on Adafruit RP2040
  • PA03 on Adafruit SAMD21
  • Capacitive touch input
  • AREF pin
  • Pinout
  1. GND
  2. 3.3V
  3. AD1

Applications[edit]

Sample applications for the QTPy49-01 card.

MMBASIC XIAO RP2040[edit]

QTPy49--01 P18529-720px.jpg

XIAO RP2040 MMBASIC Pin Assignments[edit]

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

SD Card Loader[edit]

Mechanicals[edit]

  • 4-40 mounting holes

QTPy49-01 MECHS.PNG

Prototype[edit]

  • Built using QTPy49 and SD_CARD_X49 cards
  • Can be powered from USB C connector or DC jack

QTPy49 MMBASIC P18412-720px.jpg

Assembly Sheet[edit]