Sitronix IAR-C is a C programming tool that conforms to the ANSI C standard, supports 65C02 CPU, allows for specifying registers and I/O variables, supports code and speed optimization, and supports BANK memory segmentation mode.
ST Sitronix ST7920 is a liquid crystal display driver chip with 8-bit, 4-bit and serial micro-processor control interfaces. It can display letters, numbers, Chinese characters and custom block displays. The chip has low power consumption (2.7V to 5.5V) and can provide power saving needs for battery-powered portable products.