Kutumva 1: Kuzigama Igiciro
Ikosa risanzwe 1: Ni irihe bara rigomba kwerekana urumuri kumwanya uhitamo? Njye kubwanjye nkunda ubururu, niko hitamo.
Igisubizo cyiza: Kubitara byerekana isoko, umutuku, icyatsi, orange, bitabarirwa muri 5m), bityo igiciro kikuze, nuko igiciro cyakuze, mubyukuri igiciro kiri munsi yamafaranga 50. Umucyo w'Ubururu wavumbuwe mu myaka itatu cyangwa ine ishize. Ikoranabuhanga mu gukura no gutuza gutanga ibicuruzwa birakennye cyane, bityo igiciro ni inshuro enye cyangwa eshanu zihenze. Niba ushushanya ibara ryerekana ibara ryerekana nta bisabwa bidasanzwe, ntuhitemo ubururu. Kugeza ubu, urumuri rwubururu rukoreshwa gusa mu bihe bidashobora gusimburwa nandi mabara, nko kwerekana ibimenyetso bya videwo.
Ikosa risanzwe 2: Gukuramo / Gukuramo / Gukurura / gukurura abantu ntibasa naho bigoye cyane indangagaciro zabo. Hitamo gusa integer 5k.
Igisubizo cyiza: Mubyukuri, nta gaciro gahaza agaciro ka 5k kumasoko. Ibyegereye ni 4.99k (ukuri 1%), bikurikirwa na 5.1K (Ukuri 5%). Igiciro cyibiciro kirenze inshuro 4 kurenza 4.7K hamwe na 20%. Inshuro 2. Agaciro ko kurwanya 20% kubamo uburanga 1,5, 2.2, 3.3, 4.7, 4.7, 6.8, ubwoko 6.8 (harimo numubare wa 10); Mu buryo buhuye, umukozi wa 20% kandi ufite agaciro gusa indangagaciro zitandukanye. Kubatuye hamwe nubushobozi, niba uhisemo agaciro usibye ubu bwoko, ugomba gukoresha neza, kandi ikiguzi kirakubye kabiri. Niba ibyangombwa byukuri atari binini, iyi ni imyanda ihenze. Byongeye kandi, ireme ryabakiza naryo ni ngombwa cyane. Rimwe na rimwe, icyiciro cya serusitori kirengera kirahagije kurimbura umushinga. Birasabwa ko ubagura mumaduka nyayo yo kwikorera nka lichuang.
Ikosa risanzwe 3: 74xx Irembo ryumuziki rirashobora gukoreshwa kuriyi logique, ariko ni umwanda, ukoreshe cpld, birasa neza cyane.
Igisubizo cyiza: 74xx Irembo ryumuzunguruko ni amafaranga make gusa, na CPLD byibuze hari amadorari menshi (Gal / Pal ni amadorari make gusa, ariko ntibisabwa gukora, hasubizwa umusaruro, inyandiko, nibindi. Ongeraho inshuro nyinshi akazi. Munsi yikintu kitagira ingaruka kumikorere, biragaragara ko bikwiye gukoresha 74xx ufite imikorere yibiciro byinshi.
Ikosa risanzwe 4: Igishushanyo mbonera cya PCB Ibisabwa muri iki kibaho ntabwo ari hejuru, gusa ukoreshe insinga yoroheje kandi mu buryo bwikora.
Igisubizo cyiza: Widing yikora yanze bikunze gufata agace ka PCB, kandi icyarimwe bizatanga inshuro nyinshi vias kuruta intoki. Mu cyiciro kinini cyibicuruzwa, abakora PCB bafite ibitekerezo byingenzi mubijyanye nubugari bwumurongo numubare wa vias mubijyanye nibiciro. , Bigira ingaruka muburyo bwumusaruro wa PCB numubare wimbondo bits. Byongeye kandi, agace k'inama y'Ubutegetsi ya PCB nabyo bigira ingaruka ku giciro. Kubwibyo, insinga yikora igengwa no kongera umusaruro winama yumuzunguruko.
Ikosa risanzwe 5: Ibisabwa bya sisitemu biri hejuru, birimo mem, CPU, FPGA na chip zose zigomba guhitamo byihuse.
Igisubizo cyiza: Ntabwo buri gice cya sisitemu yihuta ikora kumuvuduko mwinshi, kandi igihe cyose umuvuduko wigikoresho wiyongera kurwego rumwe, igiciro cyikubye kabiri, kandi gifite ingaruka mbi ku kibazo cyubunyangamugayo. Kubwibyo, iyo uhisemo chip, birakenewe gusuzuma urwego rwo gukoresha ibice bitandukanye byigikoresho, aho gukoresha byihuse.
Ikosa risanzwe 6: Igihe cyose gahunda ihamye, kode ndende no gukora neza ntabwo ari ngombwa.
Igisubizo cyiza: CPU Umuvuduko numwibuka byombi byaguzwe amafaranga. Niba umara iminsi mike yo kunoza imikorere mugihe cyo kwandika kode, hanyuma kuzigama amafaranga yo kugabanya inshuro za CPU no kugabanya ubushobozi bwo kwibuka rwose. Igishushanyo cya CPLD / FPGA kirasa.