12864驱动,贪吃蛇游戏,连接见注释，5按键直接接PC0-PC4，电阻拉高，按下变低。,12864-driven, Snake game, connect, see the Notes, 5 direct access keys PC0-PC4, resistance pushed, pressed low.

MSP430F149下ST7920的驱动程序，包括汉字、英文字符显示，画点、画线、画圆、反显等功能。-MSP430F149 drivers under the ST7920, including Chinese characters, English characters display, drawing points, drawing lines, circles, anti-significant functions.