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用于 M924XA 系列示波器的 RS232/422/485/UART 串行触发和解码选件可在屏幕上对 RS-232/422/485 及其他 UART 串行总线进行灵敏的、经过时间校准的解码。它能够根据指定发射值或接收值以及奇偶检验错误进行触发。其还能利用示波器通道触发并采集 RS-232/422/485/UART 信号。硬件解码意味着当启动解码功能时，示波器仍可保持出色的响应和速度。另外，实时计数器可连续统计发射和接收的帧与误码的数量。
此选件可以与 M9241A、M9242A 和 M9243A PXIe 模块化示波器结合使用。
