Color: Blue - Material: PCB - Open103Z is a STM32 development board that features a STM32F103ZET6 device as the microcontroller - There are further expansions with various optional accessory boards for specific application - The modular and open design makes it the ideal for starting application development with STM32F family - 1. STM32F103ZET6: the high performance STM32 MCU in TQFP144 package which features - Core: ARM Cortex-M3 32-bit RISC - Operating Frequency: 72MHz 1.25 DMIPS/MHz - I/Os: 112 - Operating Voltage: 2-3.6V - Memories: 512K Flash 64K RAM (the highest specification in STM32F103Z series) - Communication Interfaces: 3 x SPI 5 x USART 2 x I2S 2 x I2C 1 x FSMC 1 x LCD 1 x SDIO 1 x USB 1 x CAN - AD & DA converters: 3 x AD (12bit 1us shares 21 channels 2 x DA (12bit) - Debugging/Programming: supports JTAG/SWD (serial wire debug) interfaces supports IAP - 2. 74LVC139: Used for FSMC expansion makes it possible to connect multi peripherals through FSMC at the same time such as connecting a LCD and a NAND FLASH - 3. AMS1117-3.3V: 3.3V voltage regulator - 4. Power supply switch: 5V DC or USB - 5. Power indicator - 6. LEDs: Convenient for indicating I/O status or program debugging running state - 7. Reset button - 8. User key - 9. Joystick: Convenient for I/O input (five directions) - 10. 32.768K crystal oscillator: for internal RTC - 11. 8M crystal oscillator: enables the MCU run at 72M frequency by frequency multiplication - 12. SDIO Interface: connects to the Micro SD Board easily It is much faster to read/write the Micro SD card via SDIO than via SPI - 13. 8-Bit I/O Interface: easily connects to keypad motor etc - 14. CAN Interface: communicates with accessory boards which feature the CAN device conveniently - 15. SPI Interface: easily connects to SPI peripherals such as FLASH (AT45DBxx) SD card MP3 etc - 16. I2C Interface: easily connects to I2C peripherals such as I/O expander(PCF8574) EEPROM (AT24Cxx) etc - 17. NAND FLASH Interface: easily connects to the NAND FLASH peripherals - 18. LCD Interface: easily connects to the touch screen LCD - 19. ONE-WIRE Interface: easily connects to ONE-WIRE devices (TO-92 package) such as temperature sensor (DS18B20) EEPROM (DS2401) etc. - 20. PS/2 Interface: easily connects to PS/2 keyboard or mouse - 21. USART1 Interface: easily connects to RS232 RS485 USB TO 232 - 22. USART2 Interface: easily connects to RS232 RS485 USB TO 232 - 23. FSMC Interface: easily connects to FSMC interface such as NorFlash (S29GL128P) SRAM (IS62WV51216BLL) - 24. USB Port: USB communication between board and PC - 25. 5V DC jack - 26. 5V/3.3 V power input/output - 27. MCU pins connector: all the MCU pins are accessible on expansion connectors for further expansion - 28. JTAG/SWD interface: for debugging/programming - 29. Boot Mode Selection: for configuring the BOOT0 and BOOT1 pins - 30. USB Enable Jumper - Short circuit the jumper to enable the PC auto detection while USB connecting - Disconnect the jumper to disable - 31. PS/2 Interface Jumper - Short circuit the jumper to connect the PS/2 device to default I/Os - Disconnect the jumper to connect the PS/2 device to custom I/Os via DuPont wires - 32. LEDs Jumper - Short circuit the jumper to connect the LEDs to default I/Os - Disconnect the jumper to connect the LEDs to custom I/Os via DuPont wires - 33. VBAT Selection Jumper - Short circuit the jumper to use system power supply - Disconnect the jumper to connect the VBAT to external power such as battery - 34. 74LVC139 Selection Jumper (used for FSMC chip selection) - Short circuit the jumper to connect to default I/Os used in example code - Disconnect the jumper to connect to custom I/Os via jumper wires - Packing list: - 1 x Open103Z development board - 1 x PL2303 USB UART Board (mini) - 1 x USB Cable (mini / 95cm) - 2 x 4-pin wire (18cm) - 2 x 2-pin wire (18cm) - 1 x Power adapter (AC 100~240V / 2-flat-pin plug / 145cm-cable) - 1 x User Guide CD