The W65Cx65PRO or PRO for short is a companion board for the MyMENSCH™ (Rev-B/Rev-C fully supported) product line. It is a small printed circuit board (PCB), 3.50” x 3.00”, designed for rapid prototyping using various modules from SEEED, Sparkfun, and MikroElektronika.

• Designed for MyMENSCH Rev-B and Rev-C
• All IO pins are 3.3V.
• 1x Sparkfun QWIIC connector for I2C module expansion
• 4x Seeed Studio Grove connectors for I2C, Analog, and I/O expansion
• 2x MikroElektronika Click Board connectors for I2C, UART, SPI, ADC, PWM, and I/O expansion
• 1x I2C Connector for I2C OLED or other general I2C modules
• CR2032 3.3V Battery holder for Real-Time Clock and Serial SRAM.  Note: battery not included with the board due to shipping restrictions.
• MCP79411 Real Time Clock
• ATECC608A CryptoAuthentication
• SST25VF040B – 512KB Serial FLASH (SPI)
• 23LCV1024 – 128KB Serial SRAM with battery backup (I2C)

Datasheet  Schematic   SEEED Grove Sparkfun QWIIC MikroElektronika Click