Zacatecas

Chihuahua-based 65C02 SBC with integrated peripherals (LCD text screen, microSD card reader, 8-key pad)

Specs

• 65C02 CPU at 1 MHz
• 32 KiB RAM
• 16 KiB ROM
• VIA 65C22 (Versatile Interface Adapter)
• 16x2 LCD text screen (HD44780-based, 4-bit parallel interface) with software-controlled backlight
• microSD card reader (bit-banged SPI)
• Piezo buzzer (programmable thru VIA outputs PB7 and CB2)
• Independent LED output, plus software-controlled microSD card activity LED
• nanoLink input for card-less boot and development
• SS22 synchronous serial port (developed from a 6502.org idea by Garth Wilson and Samuel Falvo)