资源列表
GB18030Unicod
- unicode码 和 GB码的转换表。供参考。-font map
CareerQuiz
- 现在在大企业都需要进行职业测评来考查应聘考是否适合这个岗位。这里面有些题目仅仅参考。-Large enterprises are now in need for professional evaluation to examine the suitability of candidates test this post. This is just for reference Some of the questions inside.
CareerQuizanalysis
- 这里面职业测评试题以及相关的分析,可以考查一个人的倾向职位,作为选择职位的参考标准。-This inside job evaluation and related analysis of examination questions, you can examine a person' s tendency to position, as a reference standard choice of posts.
applicationformofShanghaiaccounts
- 这个是上海户口申请表,一定尽早填目邮寄到准确的地址。-This is Shanghai account application form, be sure to fill as soon as possible an accurate head sent to the address.
k
- 行列式的计算,对于10阶以下的都行。这也不算创兴吧-hello
2
- key file directories for sub lit
yejing
- 时钟液晶显示,DS18B20我能读传感器,数码管显示,键盘扫描-Clock LCD display, DS18B20 I can read sensors, digital tube display, keyboard scan
SIM300C_EVB
- SIM300CZ development board specification
9325
- 超强抗干扰,无法解密,宏晶新一代8051单片机,高速、高可靠、宽电压、低工耗。-Super anti-interference, can not be decrypted, Acer Crystal a new generation of 8051, high-speed, high reliability, wide-voltage, low public consumption.
CSS_referrence_guide_3.0
- CSS参考手册3.0.rar CSS参考手册3.0.rar CSS参考手册3.0.rar-err
JSP
- JSP教程,为初学者提供JSP学习向导,希望能给更多的学者提供帮助-the guide of JSP learning
1
- 摘要:基于单片机的数控开关电源是利用单片机实现对开关电源的输出电压设定、输出电压步进调整、输出电压和输出电流显示等数字控制。本文设计的数控开关电源由两部分组成。开关电源部分采用基于PWM控制的不对称半桥功率变换器,由模拟控制芯片KA3525产生PWM信号经驱动电路实现对功率变换电路的输出电压控制,实现电压的稳定输出。数控部分采用凌阳单片机的D/A输出对KA3525的误差比较器的参考端进行数字给定,实现对输出电压的设定、步进调整和显示等功能。文中给出了系统设计框图,对各部分电路进行了分析,并给出了