| PSP2.1 | Personal Software Process Stage | Time |
| Planning | 计划 | 90 |
| ·Estimate | ·估计这个任务需要多长时间 | 90 |
| Development | 开发 | 80 |
| ·Analysis | ·需求分析 | 15 |
| ·Design Spec | ·生成设计文档 | 5 |
| ·Design Review | ·设计复审 | 10 |
| ·Coding Standard | ·代码规范 | 6 |
| ·Design | ·具体设计 | 15 |
| ·Coding | ·具体编码 | 34 |
| ·Code Review | ·代码复审 | 8 |
| ·Test | ·测试 | 10 |
| Reporting | 报告 | 13 |
| ·Test Report | ·测试报告 | 5 |
| ·Size Measurement | ·计算工作量 | 5 |
| ·Postmortem&Process | ·事后总结，并提出过程改进计划 | 3 |
| Improvement Plan |