Maple mini je mikropočítač vyvinutý v LeafLabs, LLC a je tzv. Arduino kompatibilní. Oproti Arduinu s 8-bit procesorem je maple mini postaveno na výkonějším 32-bit ARM Cortex M3 procesoru na 72 MHz se 120 KB Flash and 20 KB SRAM. Čínské klony lze pořídit na AliExpress či Ebay již pod 100 Kč.

• http://www.leaflabs.com/about-maple
• http://docs.leaflabs.com/docs.leaflabs.com/index.html
• https://github.com/leaflabs/maple
• https://github.com/leaflabs/maplemini
• https://github.com/leaflabs/libmaple
• https://github.com/rogerclarkmelbourne/Arduino_STM32/wiki/Maple-and-Maple-mini
• http://www.stm32duino.com

• STM32 F103RCBT6: a 32-bit ARM Cortex M3 microprocessor
• Clock Speed: 72 MHz
• Input Voltage (recommended): 3.0V-12V
• 34 Digital I/O Pins (GPIO)
• 9 Analog Input Pins
• 12-bit ADC resolution
• 12 PWM pins at 16-bit resolution
• Dedicated USB port for programming and communications
• 120 KB Flash and 20 KB SRAM
• Integrated SPI (2) and I2C (2)
• 7 Channels of Direct Memory Access
• 3 USART devices
• Four 4-channel Timers
• Support for low power and sleep modes (<500uA)

• Instalace a příprava Arduino IDE pro STM32

• Zapojení displeje ST7735
• Zapojení displeje ILI9341