下面是一些串口指令的简略清单: Level T - Certification Tests. 证明测试 Download code 下载代码 Start manufacturing test 开始工厂测试 Set drive ‘Age’ 设置硬盘“年龄” Commands to read cert logs, read error logs, write test data to flash, etc. 用来读取实在日志,读取错误日志,写入测试数据到FLASH等等的命令。 Level 1 - Memory Control Commands. 内存控制命令。 Commands to display buffer, display memory, set memory, copy buffer to flash, read sysvars from disk, etc. 用来显示缓存,显示内存,设置内存,复制缓存到FLASH,从硬盘读取SYSVARS等等的指令。 Level 2 - Drive Level Commands 硬盘级别指令 A command to configure the cylinders, heads for testing, gives option for random cylinder/head and random data patterns 用来为测试配置柱面,磁头,给出选项来随机柱面/磁头和随机数据模式的指令。 Commands to set data patterns, perform ECC tests, manipulate the error log, dump the sequencer ram. 用来设置数模式,执行ECC测试,处理错误日志, RAM堆栈次序的指令 Commands to do physical to logical conversion, assign skips and alternates, etc. 用来做物理到逻辑转换,分配跳过和轮流等等的指令 Commands to spinup, spindown, seek, read, write, read long, write long, read compare, sleep, set retries, etc. 用来开启主轴电机转动,停转,寻道,读,写,始终读,始终写,读比较,睡眠,设置重试等等的指令 Level 3 - Seeking Commands 寻道指令 Display the zone table 显示区域表 Motor acceleration test Measure head switch & settling times 调节磁头转换和设置时间 Display head offset 显示磁头的偏移量 Move actuator open loop 移动激励器打开回路 Seek, seek physical, varying length seek test 寻道,物理寻道,改变寻道测试的长度 Latch test 关闭测试 Display position of actuator 显示激励器的位置 Hysteresis test 磁滞测试 Latch Exerciser test 关闭进行的测试
Level 4 - Servo Tracking Commands 伺服跟踪指令 Manipulate a skipped cylinder table 使用一个跳过柱面表 Tracking error test 跟踪错误测试 Display position error signal 显示位置错误信号 Zap servo burst 清除伺服脉冲 Set servo offset 设置伺服偏移量 Set/display tracking gain 设置/显示行进踪 Send impulse to actuator 发送推动脉冲到激励器 Level 5. 工厂保留命令 Level 6 -批处理命令 Batch файлы для тестирования запусков-остановок, переключения головок, CSS, тестов 1, 2, 3 коррекции burts, files to test start-stop, head switch, CSS, 1,2,or 3 burst correction test, назначаемые тесты, тесты сравнения данных, возможность вводить различные batch файлы в RAM. Level 7 - Adaptive Control Commands 适应的控制指令 Tune parameter control and display 调整控制参数并显示 Diagnostic read track 轨道读取诊断 AGC gain control AGC(增益)增加控制 Perform VCO calibration for all zones 为所有区域执行VCO校准
Level 8 - Special Packwriter Commands 特殊包写入器指令 - Servo diagnostic sub commands 伺服诊断子指令 - Configuration commands 配置指令 - Lock spin external, spin speed adjust 锁定外部主轴电机,主轴电机转速调整 - Set actuator bias current 设置激励器偏流