Using MCU P89C61 manufactured by PHILIPS Inc and MC14489 manufactured by MOTOROLA Inc in the design of the well logging hoistman s panel can simplify circuits and enhance reliability prominently.

• 利用PHILIPS公司的P89C61单片机和MOTOROLA公司的MC14489芯片对测井绞车深度张力面板的深度显示和速度显示进行了软件和硬件设计,可大大简化硬件电路,提高设备的可靠性。