DocID030906 Rev 2
7/78
UM2271
Features
77
1 Features
•
STM32L4R9AI Arm-based microcontroller with 2-Mbyte Flash memory and 640-Kbyte
RAM in UFBGA169 package
•
1.2" 390x390 pixel AMOLED round display panel with 16 million colors depth, MIPI
®
DSI
interface and capacitive touch panel
•
USB OTG FS
•
On-board current measurement
•
SAI audio codec
•
ST-MEMS digital microphones
•
16-Mbit asynchronous PSRAM
•
512-Mbit Octo-SPI Flash
•
2 user LEDs
•
1 reset push-button
•
4-direction joystick with selection button
•
Board connectors:
– 8-bit camera
– USB OTG FS with Micro-AB
– Stereo headset jack including analog microphone input
– microSD card
•
Board expansion connectors:
– Arduino Uno V3
– STMod+
– PMOD
– EXT_I2C
•
Flexible power-supply options:
– ST-LINK USB V
BUS
or external sources
•
On-board ST-LINK/V2-1 debugger/programmer with USB
re-enumeration capability: mass storage, virtual COM port and debug port
•
Comprehensive free software libraries and examples available with the STM32Cube
package
•
Support of a wide choice of integrated development environments (IDEs), including
IAR™, Keil
®
and GCC-based IDEs
2 Product
marking
Evaluation tools marked as “ES” or “E” are not yet qualified and are therefore not ready to
be used as reference design or in production. Any consequences arising from such usage
