DXP实训报告.docx
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DXP实训报告.docx
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DXP实训报告
实训报告
科目:
PCB设计与布板技术
实训项目:
班别:
姓名:
学号:
系别:
专业:
指导老师:
一、绘制电路图
二、元器件参数对应封装选择及说明
本次设计元器件的参数及封装如下:
Description
Designator
Footprint
LibRef
Quantity
PolarizedCapacitor(Axial)
C1
CAPPR2-5x6.8
CapPol2
1
TypicalINFRAREDGaAsLED
DS1~D56
CAPPR2-5x6.8
LED0
1
NPNBipolarTransistor
Q1~Q8
SFM-T3/A4.7V
NPN
1
Resistor
R1~R26
AXIAL-0.4
Res2
1
Potentiometer
RP1
VR5
Rpot
1
Serial-InParallel-OutShiftRegister
U1
DIP-14
SN74LS164N
1
General-PurposeSingleBipolarTimer
U2
DIP-8
NE555N
1
上表列出的是电路图所需要元器件的所有封装,其中C1和C3都选择了CAPPR2-5x6.8型号的封装,其他的电容封装都选择了RAD-0.1型号的封装,DS1到DS56都选择了CAPPR2-5x6.8型号的封装,这可以看出不同的元器件可以用相同的封装,对于各种元器件的封装,我们要选择恰当,才能更好的布局,元器件的封装的选择不仅影响布局而且还影响布线,从而影响整个PCB板的设计,所以在选择封装时要慎重考虑好影响整个PCB板的主要因素,为制作良好的PCB板做铺垫。
三、ERC与网络表
ERC电路规则检查没有错误,所以整个电路图是没有错;网络表是检查电路图有没有封装和漏接线的工具,生成网络表如下图所示:
[
U2
DIP-8
NE555N
]
[
U1
DIP-14
SN74LS164N
]
[
RP1
RP1
RPot
]
[
R12
AXIAL-0.4
Res2
]
[
R11
AXIAL-0.4
Res2
]
[
R10
AXIAL-0.4
Res2
]
[
R9
AXIAL-0.4
Res2
]
[
R8
AXIAL-0.4
Res2
]
[
R7
AXIAL-0.4
Res2
]
[
R6
AXIAL-0.4
Res2
]
[
R5
AXIAL-0.4
Res2
]
[
R4
AXIAL-0.4
Res2
]
[
R3
AXIAL-0.4
Res2
]
[
R2
AXIAL-0.4
Res2
]
[
R1
AXIAL-0.4
Res2
]
[
Q8
SFM-T3/A4.7V
NPN
]
[
Q7
SFM-T3/A4.7V
NPN
]
[
Q5
SFM-T3/A4.7V
NPN
]
[
Q4
SFM-T3/A4.7V
NPN
]
[
Q3
SFM-T3/A4.7V
NPN
]
[
Q2
SFM-T3/A4.7V
NPN
]
[
Q1
SFM-T3/A4.7V
NPN
]
[
DS56
CAPPR2-5x6.8
LED0
]
[
DS55
CAPPR2-5x6.8
LED0
]
[
DS54
CAPPR2-5x6.8
LED0
]
[
DS53
CAPPR2-5x6.8
LED0
]
[
DS52
CAPPR2-5x6.8
LED0
]
[
DS51
CAPPR2-5x6.8
LED0
]
[
DS50
CAPPR2-5x6.8
LED0
]
[
DS49
CAPPR2-5x6.8
LED0
]
[
DS48
CAPPR2-5x6.8
LED0
]
[
DS47
CAPPR2-5x6.8
LED0
]
[
DS46
CAPPR2-5x6.8
LED0
]
[
DS45
CAPPR2-5x6.8
LED0
]
[
DS44
CAPPR2-5x6.8
LED0
]
[
DS43
CAPPR2-5x6.8
LED0
]
[
DS42
CAPPR2-5x6.8
LED0
]
[
DS41
CAPPR2-5x6.8
LED0
]
[
DS40
CAPPR2-5x6.8
LED0
]
[
DS39
CAPPR2-5x6.8
LED0
]
[
DS38
CAPPR2-5x6.8
LED0
]
[
DS37
CAPPR2-5x6.8
LED0
]
[
DS36
CAPPR2-5x6.8
LED0
]
[
DS35
CAPPR2-5x6.8
LED0
]
[
DS34
CAPPR2-5x6.8
LED0
]
[
DS33
CAPPR2-5x6.8
LED0
]
[
DS32
CAPPR2-5x6.8
LED0
]
[
DS31
CAPPR2-5x6.8
LED0
]
[
DS30
CAPPR2-5x6.8
LED0
]
[
DS29
CAPPR2-5x6.8
LED0
]
[
DS28
CAPPR2-5x6.8
LED0
]
[
DS27
CAPPR2-5x6.8
LED0
]
[
DS26
CAPPR2-5x6.8
LED0
]
[
DS25
CAPPR2-5x6.8
LED0
]
[
DS24
CAPPR2-5x6.8
LED0
]
[
DS23
CAPPR2-5x6.8
LED0
]
[
DS22
CAPPR2-5x6.8
LED0
]
[
DS21
CAPPR2-5x6.8
LED0
]
[
DS20
CAPPR2-5x6.8
LED0
]
[
DS19
CAPPR2-5x6.8
LED0
]
[
DS18
CAPPR2-5x6.8
LED0
]
[
DS17
CAPPR2-5x6.8
LED0
]
[
DS16
CAPPR2-5x6.8
LED0
]
[
DS15
CAPPR2-5x6.8
LED0
]
[
DS14
CAPPR2-5x6.8
LED0
]
[
DS13
CAPPR2-5x6.8
LED0
]
[
DS12
CAPPR2-5x6.8
LED0
]
[
DS11
CAPPR2-5x6.8
LED0
]
[
DS10
CAPPR2-5x6.8
LED0
]
[
DS9
CAPPR2-5x6.8
LED0
]
[
DS8
CAPPR2-5x6.8
LED0
]
[
DS7
CAPPR2-5x6.8
LED0
]
[
DS6
CAPPR2-5x6.8
LED0
]
[
DS5
CAPPR2-5x6.8
LED0
]
[
DS4
CAPPR2-5x6.8
LED0
]
[
DS3
CAPPR2-5x6.8
LED0
]
[
DS2
CAPPR2-5x6.8
LED0
]
[
DS1
CAPPR2-5x6.8
LED0
]
[
C1
CAPPR2-5x6.8
CapPol2
]
[
Q6
SFM-T3/A4.7V
NPN
]
(
+5V
R10-2
R11-2
U1-1
U1-2
U1-14
U2-4
U2-8
)
(
NetR12_2
R12-2
U1-8
)
(
NetR12_1
R12-1
U2-3
)
(
NetR11_1
U2-7
R11-1
RP1-1
)
(
NetR8_2
R9-1
R8-2
)
(
NetR8_1
R8-1
U1-13
)
(
NetR7_1
R7-1
U1-12
)
(
NetR6_1
R6-1
U1-11
)
(
NetR5_1
R5-1
U1-10
)
(
NetR4_2
R4-2
U1-6
)
(
NetR3_2
R3-2
U1-5
)
(
NetR2_2
R2-2
U1-4
)
(
NetR1_2
R1-2
U1-3
)
(
NetQ8_2
Q8-2
R9-2
)
(
NetQ8_1
Q8-1
R10-1
U1-9
)
(
NetQ7_2
R7-2
Q7-2
)
(
NetQ6_2
Q6-2
R6-2
)
(
NetQ5_2
R5-2
Q5-2
)
(
NetQ4_2
R4-1
Q4-2
)
(
NetQ3_2
R3-1
Q3-2
)
(
NetQ2_2
R2-1
Q2-2
)
(
NetQ1_2
R1-1
Q1-2
)
(
NetDS55_1
DS55-1
DS56-2
)
(
NetDS54_1
DS54-1
DS55-2
)
(
NetDS53_1
DS53-1
DS54-2
)
(
NetDS50_1
DS51-2
DS50-1
)
(
NetDS49_2
DS49-2
DS53-2
Q7-1
)
(
NetDS49_1
DS49-1
DS50-2
)
(
NetDS47_1
DS47-1
DS48-2
)
(
NetDS46_1
DS46-1
DS47-2
)
(
NetDS45_1
DS45-1
DS46-2
)
(
NetDS43_1
DS43-1
DS44-2
)
(
NetDS42_1
DS42-1
DS43-2
)
(
NetDS41_2
Q6-1
DS41-2
DS45-2
)
(
NetDS41_1
DS41-1
DS42-2
)
(
NetDS39_1
DS39-1
DS40-2
)
(
NetDS38_1
DS38-1
DS39-2
)
(
NetDS37_1
DS37-1
DS38-2
)
(
NetDS35_1
DS35-1
DS36-2
)
(
NetDS34_1
DS34-1
DS35-2
)
(
NetDS33_2
Q5-1
DS33-2
DS37-2
)
(
NetDS33_1
DS33-1
DS34-2
)
(
NetDS31_1
DS31-1
DS32-2
)
(
NetDS30_1
DS30-1
DS31-2
)
(
NetDS29_1
DS29-1
DS30-2
)
(
NetDS27_1
DS27-1
DS28-2
)
(
NetDS26_1
DS26-1
DS27-2
)
(
NetDS25_2
Q4-1
DS25-2
DS29-2
)
(
NetDS25_1
DS25-1
DS26-2
)
(
NetDS23_1
DS23-1
DS24-2
)
(
NetDS22_1
DS22-1
DS23-2
)
(
NetDS21_1
DS21-1
DS22-2
)
(
NetDS19_1
DS19-1
DS20-2
)
(
NetDS18_1
DS18-1
DS19-2
)
(
NetDS17_2
Q3-1
DS17-2
DS21-2
)
(
NetDS17_1
DS17-1
DS18-2
)
(
NetDS15_1
DS15-1
DS16-2
)
(
NetDS14_1
DS14-1
DS15-2
)
(
NetDS13_1
DS13-1
DS14-2
)
(
NetDS11_1
DS11-1
DS12-2
)
(
NetDS10_1
DS10-1
DS11-2
)
(
NetDS9_2
Q2-1
DS9-2
DS13-2
)
(
NetDS9_1
DS9-1
DS10-2
)
(
NetDS7_1
DS7-1
DS8-2
)
(
NetDS6_1
DS6-1
DS7-2
)
(
NetDS5_1
DS5-1
DS6-2
)
(
NetDS3_1
DS3-1
DS4-2
)
(
NetDS2_1
DS2-1
DS3-2
)
(
NetDS1_2
Q1-1
DS1-2
DS5-2
)
(
NetDS1_1
DS1-1
DS2-2
)
(
NetC1_1
C1-1
U2-6
U2-2
RP1-2
RP1-3
)
(
GND
Q6-3
C1-2
Q8-3
U2-1
U1-7
Q5-3
Q1-3
Q2-3
Q3-3
Q4-3
Q7-3
)
(
+12V
DS52-1
DS4-1
DS8-1
DS12-1
DS16-1
DS20-1
DS24-1
DS28-1
DS32-1
DS36-1
DS40-1
DS44-1
DS48-1
DS56-1
)
(
NetDS51_1
DS52-2
DS51-1
)
四、PCB板制作与工艺设计
1、画电路图
2、生成网络表
3、布局
4、布线
5、覆铜
6、画PCB板尺寸
7、设计规则检查
五、各种报表的生成
1、DRC规则表
ProtelDesignSystemDesignRuleCheck
PCBFile:
\PCB\J\²ÊµÆ¿ØÖƵç·\PCB1.PcbDoc
Date:
2013/5/27
Time:
19:
37:
19
ProcessingRule:
WidthConstraint(Min=60mil)(Max=100mil)(Preferred=60mil)(InNet('+12V'))
RuleViolations:
0
ProcessingRule:
WidthConstraint(Min=60mil)(Max=100mil)(Preferred=60mil)(InNet('GND'))
RuleViolations:
0
ProcessingRule:
WidthConstraint(Min=60mil)(Max=100mil)(Preferred=60mil)(InNet('+5V'))
RuleViolations:
0
ProcessingRule:
HoleSizeConstraint(Min=1mil)(Max=500mil)(All)
RuleViolations:
0
ProcessingRule:
HeightConstraint(Min=0mil)(Max=1000mil)(Prefered=500mil)(All)
RuleViolations:
0
ProcessingRule:
WidthConstraint(Min=30mil)(Max=50mil)(Preferred=40mil)(All)
RuleViolations:
0
ProcessingRule:
ClearanceConstraint(Gap=15mil)(All),(All)
RuleViolations:
0
ProcessingRule:
Broken-NetConstraint((All))
RuleViolations:
0
ProcessingRule:
Short-CircuitConstraint(Allowed=No)(All),(All)
RuleViolations:
0
ViolationsDetected:
0
TimeElapsed:
00:
00:
00
六、PCB各层面输出与打印
顶层:
底层:
各层叠印效果:
丝印层:
3D效果图
七、总结
实训就是实践,一周的PCB实训使我们更加对Protel2004软件能更加熟悉。
实训期间,对平时课上所学的进行了一个系统的学习,将其联系在了一起。
对于彩灯控制电路的设计过程中,进行了元件的编辑,元件的设计与封装,以及最后的PCB图的制作,布线等等。
在这些操作中,我们更加了解到了细心的含义,一时的大意都可能导致很大的错误。
在整个对彩灯控制电路的设计过程中,我认为最难操作的应该是最后的PCB图,在对其元件进行放置中,既要注意元件在整个主电路图中的位置,又要在乎在布线时期的简洁和清晰程度,整块设计版成型时是否美观。
同样手工布线清晰明了,布线完成时要仔细检查。
虽然经过一段很复杂的过程,但当最后看见自己一周的成果,真的存在一种喜悦。
我建议学校多提供一些实训,提高大学生自己动手的能力,加强对社会中的适应能力。
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