FTM Board Club
STMicroelectronics
STM32L4R9I-EVAL
Evaluation board with STM32L4R9AI MCU

The STM32L4R9I-EVAL evaluation board is designed as a complete demonstration and development platform for STMicroelectronics’ Arm Cortex-M4 core-based STM32L4R9AI microcontroller with: four IC buses, three SPI and six USART ports, CAN port, two SAI ports, 12-bit ADC, 12-bit DAC, internal 640-Kbyte SRAM and 2-Mbyte Flash memory, two Octo-SPI memory interfaces, touch-sensing capability, USB OTG FS port,LCD-TFT controller, MIPI DSI host controller, flexible memory controller (FMC), 8- to 14-bit camera interface, and JTAG debugging support.

The STM32L4R9I-EVAL evaluation board is designed as a complete demonstration and development platform for STMicroelectronics’ Arm Cortex-M4 core-based STM32L4R9AI microcontroller with: four IC buses, three SPI and six USART ports, CAN port, two SAI ports, 12-bit ADC, 12-bit DAC, internal 640-Kbyte SRAM and 2-Mbyte Flash memory, two Octo-SPI memory interfaces, touch-sensing capability, USB OTG FS port,LCD-TFT controller, MIPI DSI host controller, flexible memory controller (FMC), 8- to 14-bit camera interface, and JTAG debugging support.

Features
  • STM32L4R9AII6 microcontroller with 2-Mbytes of Flash memory and 640-Kbytes of RAM in a UFBGA169 package
  • 1.2” 390x390 pixel MIPI DSI round LCD
  • 4.3” 480x272 pixel TFT LCD with RGB mode
  • Two ST-MEMS digital microphones
  • 8-Gbyte microSD™ card bundled
  • 16-Mbit (1 M x16 bit) SRAM device
  • 128-Mbit (8 M x16 bit) NOR Flash memory
  • 512-Mbit Octo-SPI Flash memory with double transfer rate (DTR) support
  • 64-Mbit Octo-SPI SRAM memory with HyperBus interface support
  • EEPROM supporting 1 MHz IC-bus communication speed
  • Reset and wakeup / tamper buttons
  • Joystick with four-way controller and selector
  • Touch-sensing button
  • Light-dependent resistor (LDR)
  • Potentiometer
  • Coin battery cell for power backup