The Animula Alonzo board features an ARM Cortex-M4 based STM32F411CE MCU with a wide range of connectivity support and configurations. Here are some highlights of the Animula Alonzo board:
- STM32 microcontroller in UFQFN48 package
- It comes out with these resources:
- 2.54 Header connecters
- Bluetooth 4.0 BLE
- 1 RGB LED and 1 white LED: D6 and D5
- 3 buttons: BOOT0, RST and 1 User Button
- TF card slot, user can compile program to files in TF card, virtual machine will load program from TF card.
The Zephyr animula_alonzo board configuration supports the following hardware features:
- GPIO, TIMER, UART, SPI, I2C
- detailed configurations are in the file alonzo_defconfig.
Default Zephyr Peripheral Mapping:
- UART_1 TX/RX : PB9/PA10
- UART_2 TX/RX : PA2/PA3 (Connected to BLE chip)
- I2C2 SCL/SDA : PB10/PB3
- I2C3 SCL/SDA : PA8/PB4
- SPI1 CS/SCK/MISO/MOSI : PA4/PA5/PA6/PA7 (Connected to TF card socket)
- SPI2 CS/SCK/MISO/MOSI : PB12/PB13/PB14/PB15
- User button : PA1
- LD2 : PA5
- TIM4 CH1/CH2/CH3/CH4 : PB6/PB7/PB8/PB9
- STM32F411CEU6
- ARM Cortex-M4 MCU, 512KB flash, 128KB RAM, 100MHz, 1.7-3.6V, 36 GPIOs in UFQFN48 package
- STM32F411CET6 in UFQFN48 package
- ARM |reg| 32-bit Cortex |reg|-M4 CPU with FPU
- 100 MHz max CPU frequency
- VDD from 1.7 V to 3.6 V
- 512 KB Flash
- 128 KB SRAM
- GPIO with external interrupt capability
- 12-bit ADC with 16 channels, with FIFO and burst support
- 8 General purpose timers
- 2 watchdog timers (independent and window)
- SysTick timer
- USART/UART (3)
- I2C (3)
- SPI (5)
- SDIO
- USB 2.0 OTG FS
- DMA Controller
- CRC calculation unit
- BLE
- FreqChip FR8016HA BLE chip
- FR8016HA datasheet
- Li-ion Battery Charging Controller
- Battery connector
- 2.0mm edge battery socket
- TF card socket
- User can compile the code into program.lef and copy to tf card, the program will load it automatically