Handson Technology DSP-1165 I2C Serial Interface 20×4 LCD Module

Ƙayyadaddun bayanai

• Mai jituwa tare da Arduino Board ko sauran allon sarrafawa tare da bas I2C.
• Nau'in Nuni: Baƙar fata akan hasken baya rawaya-kore.
• Adireshin I2C: 0x38-0x3F (0x3F default).
• Ƙarar voltage: 5V.
• Interface: I2C zuwa 4-bit LCD bayanai da kuma kula da Lines.
• Daidaita Kwatance: ginanniyar Potentiometer.
• Ikon Hasken Baya: Firmware ko waya mai tsalle.
• Girman allo: 98 × 60 mm.

Umarnin Amfani da samfur

Saita

Adireshin zaɓin pads a cikin I2C-to-LCD piggyback board. Saitin adireshin tsoho shine 3Fh. Bi zanen da'ira don yin mu'amala tare da microcontroller.

I2C LCD Saitin Nuni

1. Solder I2C-to-LCD piggy-back board zuwa 16-pin LCD module yana tabbatar da daidaitaccen jeri.
2. Haɗa ƙirar LCD ɗin zuwa Arduino ta amfani da wayoyi masu tsalle huɗu kamar yadda jagorar koyarwa.

Saitin Arduino:

• Zazzagewa kuma shigar da ɗakin karatu na Arduino I2C LCD. Sake suna babban fayil ɗin ɗakin karatu na LiquidCrystal da ke cikin babban fayil ɗin ɗakunan karatu na Arduino azaman madadin.
• Kwafi da liƙa tsohon da aka bayarampdon zana cikin Arduino IDE, tabbatar, kuma loda zanen zuwa allon Arduino na ku.

FAQ:

Tambaya: Menene tsohuwar adireshin I2C na module?

• A: Adireshin I2C na asali shine 0x3F, amma ana iya saita shi tsakanin 0x38-0x3F.

Tambaya: Ta yaya zan daidaita bambancin nuni?

• A: Tsarin yana da ginanniyar potentiometer don daidaitawa.

Tambaya: Zan iya sarrafa hasken baya na nuni?

• A: Ee, zaku iya sarrafa hasken baya ta hanyar firmware ko ta amfani da waya mai tsalle.
• Wannan ƙirar I2C ce ta 20 × 4 LCD, sabon babban ingancin 4-line 20-hali LCD module tare da daidaitawar sarrafa kwatankwacin kan jirgi, hasken baya, da sadarwar sadarwar I2C.
• Don masu farawa na Arduino, babu ƙarin haɗaɗɗiyar haɗin da'irar direban LCD.
• Ainihin mahimmanci advantages na wannan I2C Serial LCD module zai sauƙaƙa haɗin da'irar, ajiye wasu fitilun I/O akan allon Arduino, sauƙaƙe haɓaka firmware tare da babban ɗakin karatu na Arduino.
• SKU: Saukewa: DSP-1165

Takaitaccen Bayani:

• Mai jituwa tare da Arduino Board ko sauran hukumar kula da bas I2C.
• Nau'in Nuni: Baƙar fata akan hasken baya rawaya-kore.
• I2C Address:0x38-0x3F (0x3F tsoho)
• Ƙarar voltage: 5V
• Interface: I2C zuwa 4-bit LCD bayanai da kuma kula da Lines.
• Daidaita Kwatance: ginanniyar Potentiometer.
• Ikon Hasken Baya: Firmware ko waya mai tsalle.
• Girman allo: 98 × 60 mm.

Saita

• LCD na tushen HD44780 na Hitachi yana da arha sosai kuma ana samunsa sosai kuma muhimmin sashi ne na kowane aikin da ke nuna bayanai.
• Yin amfani da allon piggyback LCD, ana iya nuna bayanan da ake so akan LCD ta bas ɗin I2C. A ka'ida, irin waɗannan jakunkuna an gina su a kusa da PCF8574 (daga NXP) wanda shine babban maƙasudi na gabaɗaya 8-bit I/O mai faɗaɗa tashar jiragen ruwa wanda ke amfani da ka'idar I2C.
• PCF8574 da'irar CMOS ce ta silicon CMOS wacce ke ba da faɗaɗa I/O na nisa na gaba ɗaya (wani 8-bit quasi-bidirectional) don yawancin iyalai masu sarrafa microcontroller ta hanyar bas mai layi biyu (I2C-bus).
• Lura cewa yawancin nau'ikan piggy-baya suna a tsakiya a kusa da PCF8574T (kunshin SO16 na PCF8574 a cikin kunshin DIP16) tare da adireshi tsoho na 0x27.
• Idan allon piggyback ɗinku yana riƙe guntu PCF8574AT, to, adireshin bawa na tsoho zai canza zuwa 0x3F.
• A takaice, idan allon piggyback ya dogara ne akan PCF8574T kuma haɗin adireshin (A0-A1-A2) ba a haɗa shi da mai siyarwa ba zai sami adireshin bawa 0x27.

Saitin adireshi na PCD8574A (cire daga bayanan PCF8574A)

• Lura: Lokacin da kushin A0~A2 ya buɗe, ana jan fil ɗin zuwa VDD. Lokacin da fil ɗin ya gajarta, an ja shi zuwa VSS.
• Saitin tsoho na wannan tsarin shine A0 ~ A2 duk a buɗe, don haka an ja shi zuwa VDD. Adireshin yana 3Fh a wannan yanayin.
• Ana nuna hoton da'ira na jakar baya LCD mai jituwa Arduino a ƙasa.
• Abin da ke biyo baya shine bayani kan yadda ake amfani da ɗayan waɗannan jakunkuna marasa tsada don mu'amala da microcontroller ta hanyoyin da aka yi niyya daidai.
• Alamar kewayawa na I2C-zuwa-LCD piggyback board.

I2C LCD nuni.

• Da farko, kuna buƙatar siyar da allon piggyback I2C-zuwa-LCD zuwa ƙirar LCD mai 16-pin. Tabbatar cewa I2C-zuwa-LCD piggy-baya allo fil madaidaiciya kuma sun dace a cikin tsarin LCD, sannan mai siyarwa a cikin fil na farko yayin kiyaye allon I2C-zuwa-LCD piggy-baya a cikin jirgin sama ɗaya kamar na LCD module. Da zarar kun gama aikin siyar, sami wayoyi masu tsalle huɗu kuma ku haɗa ƙirar LCD zuwa Arduino ɗin ku kamar yadda umarnin da aka bayar a ƙasa.
• LCD zuwa Arduino wiring

Arduino Saita

• Don wannan gwaji, ya zama dole don saukewa da shigar da ɗakin karatu na "Arduino I2C LCD".
• Da farko, sake suna babban fayil ɗin ɗakin karatu na “LiquidCrystal” da ke cikin babban fayil ɗin ɗakunan karatu na Arduino azaman madadin, sannan ci gaba zuwa sauran tsarin.
• https://bitbucket.org/fmalpartida/new-liquidcrystal/downloads
• Na gaba, kwafi-manna wannan tsohonample Sketch Listing-1 don gwaji a cikin taga mara komai, tabbatar, sannan loda.

Jerin Zane-zane na Arduino-1:

• Idan kun tabbata 100% cewa komai yana da kyau, amma ba ku ga kowane haruffa akan nunin ba, gwada daidaita tukunyar sarrafa juzu'in jakar baya kuma saita shi a wuri inda haruffan suna da haske kuma baya baya da shi. akwatunan datti a bayan haruffa. Mai zuwa wani bangare ne view na gwajin marubucin tare da lambar da aka kwatanta a sama tare da tsarin nuni na 20 × 4.
• Tun da nunin da marubucin ya yi amfani da shi shine nau'in "baƙar fata akan rawaya", yana da matukar wuya a sami kyakkyawan kama saboda tasirin polarization.

Wannan zanen kuma zai nuna halin da aka aiko daga Serial Monitor:

• A cikin Arduino IDE, je zuwa "Kayan aiki"> "Serial Monitor". Saita madaidaicin ƙimar baud a 9600.
• Rubuta harafin a saman sarari kuma danna "Aika".
• Za a nuna kirtani na haruffa akan ƙirar LCD.

Albarkatu

• Handson Technology
• Lelong.com.my
• Fasahar HandsOn tana ba da hanyar sadarwa mai yawa da ma'amala ga duk mai sha'awar kayan lantarki.
• Daga mafari zuwa diehard, daga dalibi zuwa lecturer. Bayani, ilimantarwa, zaburarwa, da nishaɗi.
• Analog da dijital, m da ka'idar; software da hardware.
• Fasahar HandsOn tana goyan bayan Buɗewar Hardware (OSHW) Platform.
• Koyi: Zane Raba www.handsontec.com

Fuskar da ke bayan ingancin samfurin mu

• A cikin duniyar canji na dindindin da ci gaba da ci gaban fasaha, sabon samfur ko maye gurbin baya da nisa - kuma duk suna buƙatar gwadawa.
• Yawancin dillalai suna shigo da siyarwa kawai ba tare da cak ba kuma wannan ba zai iya zama babban sha'awar kowa ba, musamman abokin ciniki. Kowane bangare da aka sayar akan Handsotec an gwada shi sosai.
• Don haka lokacin siye daga kewayon samfuran Handsontec, zaku iya kasancewa da kwarin gwiwa kuna samun inganci da ƙima.
• Muna ci gaba da ƙara sabbin sassa domin ku sami mirgina kan aikinku na gaba.

Siffofin

1. 5×8 dige tare da siginan kwamfuta
2. STN(Yellow-Green), Mai kyau, Mai canzawa
3. 1/16 aikin sake zagayowar
4. ViewHanyar zuwa: 6:00 na safe
5. Mai sarrafawa (S6A0069 ko makamancinsa)
6. + 5V wutar lantarki
7. Yellow-Green LED BKL, wanda A, K

Girman fa'ida

Cikakken madaidaicin ƙima

Abu	Alama	Daidaitawa			Naúrar
Ƙarfin wutatage	VDD-VSS	0	–	7.0	V
Shigar da kunditage	Vin	VSS	–	VDD
Yanayin zafin aiki	Sama	-20	–	+70	℃
Ma'ajiyar zafin jiki	Gwaji	-30	–	+80

Toshe zane

Bayanin fil ɗin Interface

Fil babu.	Alama	Haɗin waje	Aiki
1	VSS	Tushen wutan lantarki	Filin sigina na LCM (GND)
2	VDD		Samar da wutar lantarki don dabaru (+5V) don LCM
3	V0		Daidaita kwatance
4	RS	MPU	Yi rijista zaɓi sigina
5	R/W	MPU	Karanta/rubuta siginar zaɓi
6	E	MPU	Aiki (karanta bayanai/rubutu) kunna sigina
7 ~ 10	DB0 ~ DB3	MPU	Layukan bas ɗin bayanan jahohi uku masu ƙarancin tsari guda huɗu. Ana amfani dashi don canja wurin bayanai tsakanin MPU da LCM. Ba a amfani da waɗannan huɗun yayin aiki na 4-bit.
11 ~ 14	DB4 ~ DB7	MPU	Layukan bas ɗin bayanan jahohi uku masu babban oda guda huɗu. Ana amfani dashi don canja wurin bayanai tsakanin MPU
15	A(LED+)	LED BKL Power Supply	Wutar lantarki don BKL (Anode)
16	K (LED-)		Wutar lantarki don BKL (GND)

Daidaita kwatance

• VDD~V0: LCD Tuki Voltage
• VR: 10k ~ 20k

Halayen gani

Abu	Alama	Sharadi	Min.	Buga	Max.	Naúrar
Viewkusurwa	θ1	Cr≥3		20		deg
	θ2			40
	Φ1			35
	Φ2			35
Matsakaicin bambanci	Cr		–	10	–	–
Lokacin amsa (tashi)	Tr	–	–	200	250	ms
Lokacin amsawa (faɗuwa)	Tr	–	–	300	350

Halayen lantarki

Tsarin kewaya hasken baya (haske 12X4)

LAURE: YELU-KORAN

LED RATINGS

ITEM	ALAMA	MIN	TYP.	MAX	UNIT
GABA DA VolTAGE	VF	4.0	4.2	4.4	V
GABA YANZU	IF	–	240	–	MA
WUTA	P	–	1.0	–	W
WUTA WUTA	ΛP	569	571	573	NM
HASKE	LV	–	340	–	CD/M2
Yanayin zafin aiki	Vop	-20	–	+70	℃
Ma'ajiyar zafin jiki	Vst	-25	–	+80

DC halaye

Siga	Alama	Sharuɗɗa	Min.	Buga	Max.	Naúrar
Ƙarar voltage don LCD	VDD-V0	Ta = 25 ℃	–	4.5	–	V
Shigar da kunditage	VDD		4.7	5.0	5.5
Kayan aiki na yanzu	KARA	Ta=25℃, VDD=5.0V	–	1.5	2.5	mA
Shigar da yabo na halin yanzu	ILKG		–	–	1.0	uA
"H" matakin shigarwa voltage	VIA		2.2	–	VDD	V
"L" matakin shigarwa voltage	VIL	Sau biyu ƙimar farko ko ƙasa da haka	0	–	0.6
“H” matakin fitarwa voltage	VOH	LOH= -0.25mA	2.4	–	–

“L” matakin fitarwa voltage	VOL	LOH=1.6mA	–	–	0.4
Hasken baya yana samar da halin yanzu	IF	VDD=5.0V, R=6.8W	–	240	–

Rubuta sake zagayowar (Ta=25℃, VDD=5.0V)

Siga	Alama	Gwaji fil	Min.	Buga	Max.	Naúrar
Kunna lokacin zagayowar	tc	E	500	–	–	ns
Kunna faɗin bugun bugun jini	tw		230	–	–
Kunna lokacin tashi/faɗuwa	ku, tf		–	–	20
RS; Lokacin saitin R/W	zu1	RS; R/W	40	–	–
RS; Lokacin riƙe adireshin R/W	ta 1		10	–	–
jinkirin fitar da bayanai	zu2	DB0 ~ DB7	80	–	–
Lokacin riƙe bayanai	ta 2		10	–	–

Rubuta zanen lokacin yanayi

Zagayen karatu (Ta= 25 ℃, VDD=5.0V)

Siga	Alama	Gwaji fil	Min.	Buga	Max.	Naúrar
Kunna lokacin zagayowar	ku	E	500	–	–	ns
Kunna faɗin bugun bugun jini	TW		230	–	–
Kunna lokacin tashi/faɗuwa	ku, tf		–	–	20
RS; Lokacin saitin R/W	tsu	RS; R/W	40	–	–
RS; Lokacin riƙe adireshin R/W	th		10	–	–
jinkirin fitar da bayanai	td	DB0 ~ DB7	–	–	120
Lokacin riƙe bayanai	da		5	–	–

Karanta zanen lokaci na yanayin

BAYANIN AIKI

Interface Tsari

• Wannan guntu yana da nau'ikan mu'amala iri biyu tare da MPU: 4-bit bas da 8-bit bas. An zaɓi bas 4-bit da bas 8-bit ta DL bit a cikin rajistar koyarwa.

Tuta mai aiki (BF)

• Lokacin da BF = "High", yana nuna cewa ana sarrafa aikin cikin gida. Don haka a wannan lokacin, ba za a iya karɓar umarni na gaba ba.
• Ana iya karanta BF, lokacin da RS = Low da R/W = Babban (Karanta Ayyukan Ayyuka), ta hanyar tashar DB7. Kafin aiwatar da umarni na gaba, tabbatar da cewa BF ba ta da girma.

Ma'aunin Adireshi (AC)

• Adireshin Counter (AC) yana adana adireshin DDRAM/CGRAM, an canja shi daga IR. Bayan rubutawa cikin (karantawa daga) DDRAM/CGRAM, AC yana ƙaruwa ta atomatik (raguwa) da 1.
• Lokacin da RS = “Low” da R/W = “High”, ana iya karanta AC ta tashoshin DB0 – DB6.

Nuna Data RAM (DDRAM)

• DDRAM yana adana bayanan nuni na iyakar 80 x 8 ragowa (haruffa 80). An saita adireshin DDRAM a cikin lissafin adireshi (AC) azaman lambar hexadecimal.

Nuni matsayi

1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20
00	01	02	03	04	05	06	07	08	09	0A	0B	0C	0D	0E	0F	10	11	12	13
40	41	42	43	44	45	46	47	48	49	4A	4B	4C	4D	4E	4F	50	51	52	53
14	15	16	17	18	19	1A	1B	1C	1D	1E	1F	20	21	22	23	24	25	26	27
54	55	56	57	58	59	5A	5B	5C	5D	5E	5F	60	61	62	63	64	65	66	67

CGROM (Character Generator ROM)

• CGROM yana da tsarin haruffa 5 x 8 204 da 5 x 10 ɗigo 32. CGROM yana da ƙirar haruffa 204 na dige 5 x 8.

CGRAM (RAM)

• CGRAM yana da har zuwa dige 5 × 8, haruffa 8. Ta hanyar rubuta bayanan rubutu zuwa CGRAM, ana iya amfani da ƙayyadaddun haruffan mai amfani.

Dangantaka tsakanin adiresoshin CGRAM, Lambobin Haruffa (DDRAM), da Tsarin Hali (Bayanan CGRAM)

Bayanan kula:

1. Lambobin lambar haruffa 0 zuwa 2 sun dace da CGRAM adireshi bits 3 zuwa 5 (3 rago: 8 iri).
2. CGRAM yana adireshi ragowa 0 zuwa 2 kuma yana zayyana matsayin layin ƙirar hali. Layi na 8 shine matsayi na siginan kwamfuta kuma nuninsa yana samuwa ta hanyar ma'ana KO tare da siginan kwamfuta. Kiyaye bayanan layi na 8, daidai da matsayin nunin siginan kwamfuta, a 0 azaman nunin siginan kwamfuta. Idan bayanan layi na 8 1 ne, 1 bit zai haskaka layin na 8 ba tare da la'akari da kasancewar siginan kwamfuta ba.
3. Matsayin ƙirar ƙirar haruffa yayi daidai da ragowar bayanan CGRAM 0 zuwa 4 (bit 4 yana hagu).
4. Kamar yadda aka nuna a Tebu, ana zaɓar tsarin haruffan CGRAM lokacin da lambar haruffa 4 zuwa 7 duk sun kasance 0. Duk da haka, tun da lambar lambar 3 ba ta da wani tasiri, R nuni ex.ampLe sama za a iya zabar ta ko dai harafin code 00H ko 08H.
5. 1 don bayanan CGRAM yayi daidai da zaɓin nuni da 0 don rashin zaɓi yana Nuna wani tasiri.

Sigina/Kwanƙwalwar Ƙwallon Ƙwaƙwalwa

Yana sarrafa siginan kwamfuta/kiftawa ON/KASHE a wurin siginan kwamfuta.

Bayanin Umarni

Shaci

• Don shawo kan bambancin saurin gudu tsakanin agogon ciki na S6A0069 da agogon MPU, S6A0069 yana aiwatar da ayyukan cikin gida ta hanyar adana iko a cikin tsari zuwa IR ko DR.
• Ana ƙayyade aikin cikin gida bisa ga siginar daga MPU, wanda ya ƙunshi karanta/rubutu da bas ɗin bayanai (Duba Table 7).

Ana iya raba umarni da yawa zuwa rukuni huɗu:

1. umarnin saitin aikin S6A0069 (saitin hanyoyin nuni, saita tsawon bayanai, da sauransu)
2. saita umarnin adireshin zuwa RAM na ciki
3. Umarnin canja wurin bayanai tare da RAM na ciki
4. Wasu

• Adireshin RAM na ciki yana ƙaruwa ta atomatik da 1.
• Lura: yayin aiki na ciki, tuta mai aiki (DB7) ana karanta “High”.
• Mai aiki tuta dole ne a riga shi umarni na gaba.

Tebur Umarni

Umarni V: B

Lambar koyarwa 6/18

Bayani 2008/06/02

Kisa

RS

R/W

Saukewa: DB7

Saukewa: DB6

DB 5

Saukewa: DB4

Saukewa: DB3

Saukewa: DB2

DB 1

Saukewa: DB0

lokaci (fosc = 270 KHZ

Share Nuni

0

0

0

0

0

0

0

0

0

1

Rubuta "20H" zuwa DDRA kuma saita adireshin DDRAM zuwa "00H" daga AC

1.53ms

Koma Gida

0

0

0

0

0

0

0

0

1

–

Saita adireshin DDRAM zuwa "00H" Daga AC kuma mayar da siginan kwamfuta zuwa matsayinsa na asali idan an canza shi. Abubuwan da ke cikin DDRAM ba a canza su ba.

1.53ms

Yanayin shigarwa Saita

0

0

0

0

0

0

0

1

I/D

SH

Sanya jagorar motsi da siginan kwamfuta da kiftawar dukkan nuni

39us

Nuna ON/KASHE iko

0

0

0

0

0

0

1

D

C

B

Saita nuni (D), siginan kwamfuta (C), da Kiftawar siginan kwamfuta (B) kunnawa/kashe Sarrafa bit.

Siginan kwamfuta ko nunin motsi

0

0

0

0

0

1

S/C

R/L

–

–

Saita siginan kwamfuta motsi da nuni Shift iko bit, da Jagoran, ba tare da canza na Bayanan Bayani na DDRAM.

39us

Aiki an saita

0

0

0

0

1

DL

N

F

–

–

Saita tsawon bayanan dubawa (DL: 8- Bit/4-bit), lambobi na Layin nuni (N: = 2-layi/1-layi), da, Nuni nau'in rubutu (F: 5×11/5×8)

39us

Saita CGRAM Adireshi

0

0

0

1

AC5

AC4

AC3

AC2

AC1

AC0

Saita adireshin CGRAM a cikin adireshin Magani

39us

Saita DDRAM Adireshi

0

0

1

AC6

AC5

AC4

AC3

AC2

AC1

AC0

Saita adireshin DDRAM a cikin adireshin Magani

39us

Karanta Tuta da Adireshi masu aiki

0

1

BF

AC6

AC5

AC4

AC3

AC2

AC1

AC0

Ko a lokacin Ayyuka na ciki ko a'a za'a iya sani ta hanyar karanta BF. Hakanan ana iya karanta abubuwan da ke cikin ma'aunin adireshi.

0us

Rubuta bayanai zuwa Adireshi

1

0

D7

D6

D5

D4

D3

D2

D1

D0

Rubuta bayanai cikin RAM na ciki (DDRAM/CGRAM).

43us

Karanta bayanai Daga RAM

1

1

D7

D6

D5

D4

D3

D2

D1

D0

Karanta bayanai daga RAM na ciki (DDRAM/CGRAM).

43us

• NOTE: Lokacin da aka yi shirin MPU da ke bincika tuta mai aiki (DB7), dole ne ya zama dole 1/2fosc ya zama dole don aiwatar da umarni na gaba ta gefen faɗuwar siginar “E” bayan tuta mai aiki (DB7) ta tafi “Low” .

Abubuwan da ke ciki

1. Share nuni
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	0	0	0	0	0	0	0	1

   • Share duk bayanan nuni ta hanyar rubuta "20H" (lambar sararin samaniya) zuwa duk adiresoshin DDRAM, kuma saita adireshin DDRAM zuwa "00H" cikin AC (counter adireshi).
   • Mayar da siginan kwamfuta zuwa matsayin asali, wato, kawo siginan kwamfuta zuwa gefen hagu akan layin farko na nuni. Yi haɓaka yanayin shigarwa (I/D = "High").
2. Koma gida
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	0	0	0	0	0	0	1	–

   • Komawa gida shine umarnin komawa gida siginan kwamfuta.
   • Saita adireshin DDRAM zuwa "00H" akan ma'aunin adireshi.
   • Koma siginan kwamfuta zuwa asalin rukunin yanar gizon kuma mayar da nuni zuwa matsayinsa na asali, idan an canza shi. Abubuwan da ke cikin DDRAM ba su canzawa.
3. Saitin yanayin shigarwa
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	0	0	0	0	0	1	I/D	SH

   • Saita alkiblar motsi na siginan kwamfuta da nuni.
   • I/D: karuwa/raguwar adireshin DDRAM (siginan kwamfuta ko kiftawa)
   • Lokacin da I/D = “babba”, siginan kwamfuta/blink yana motsawa zuwa dama, kuma ana ƙara adireshin DDRAM da 1.
   • Lokacin da I/D=“Low”, siginan kwamfuta/ƙifta yana motsawa zuwa hagu kuma adireshin DDRAM yana ƙaruwa da 1.
   • CGRAM yana aiki daidai da DDRAM lokacin karantawa daga ko rubuta zuwa CGRAM.
   • SH: motsi na duka nuni
   • Lokacin da DDRAM karanta (CGRAM karanta/rubutu) aiki ko SH=“Low”, ba a yin jujjuyawar gabaɗayan nuni.
   • Idan SH = "High" da DDRAM rubuta aiki, ana yin motsi gabaɗayan nuni bisa ga ƙimar I/D. (I/D=“babba”mafiyi hagu,I/D=“Low”.Mai girma dama).
4. Nuna ON/KASHE iko
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	0	0	0	0	1	D	C	B

   • Sarrafa nuni/cursor/kiftawa ON/KASHE 1 bit rajista.
   • D: Nuna ON/KASHE bit control
   • Lokacin da D=“Maɗaukaki”, duk nuni yana kunne.
   • Lokacin da D=“Low”, nunin yana kashe, amma bayanan nuni ya rage a cikin DDRAM.
   • C: siginan kwamfuta ON/KASHE bit control
   • Lokacin da D=“Babba”, ana kunna siginan kwamfuta.
   • Lokacin da D=“Low”, siginan kwamfuta ya ɓace a cikin nuni na yanzu, amma rajistar I/D tana adana bayananta.
   • B: Maƙasudin ƙiftawa ON/KASHE bit control
   • Lokacin da B=“Maɗaukaki”, ƙiftawar siginar tana kunne, wanda ke yin tsaka-tsaki tsakanin duk bayanan “High” kuma yana nuna haruffa a wurin siginan kwamfuta.
   • Lokacin da B=“Ƙasa”, ƙiftawar ido tana kashe.
5. Siginan kwamfuta ko nunin motsi
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	0	0	0	1	S/C	R/L	–	–

   • Canja wurin siginar dama/hagu ko nuni ba tare da rubutu ko karanta bayanan nuni ba. Ana amfani da wannan umarnin don gyara ko bincika bayanan nuni.
   • Yayin nunin yanayin layi biyu, siginan kwamfuta yana motsawa zuwa layi na 2 bayan lambobi 2 na layin 40st.
   • Lura cewa motsin nuni ana yin shi lokaci guda a duk layukan.
   • Lokacin da aka canza bayanan nuni akai-akai, kowane layi yana canjawa akayi daban-daban.
   • Lokacin da aka yi canjin nuni, ba a canza abin da ke cikin ma'aunin adireshi ba.
   • Canza tsarin bisa ga S/C da R/L ragowa
     

     S/C	R/L	Aiki
     0	0	Matsar da siginan kwamfuta zuwa hagu, kuma an rage AC da 1
     0	1	Matsa siginan kwamfuta zuwa dama, kuma AC yana ƙaruwa da 1

     1	0	Matsa duk nuni zuwa hagu, siginan kwamfuta yana motsawa bisa ga nunin
     1	1	Matsa duk nuni zuwa dama, siginan kwamfuta yana motsawa bisa ga nunin

6. Aiki an saita
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	0	0	1	DL	N	F	–	–

   • DL: Bitar sarrafa tsawon bayanan mu'amala
   • Yaushe DL=“Babba”, yana nufin yanayin bas 8-bit tare da MPU.
   • Yaushe DL=“Low”, yana nufin yanayin bas 4-bit tare da MPU. Don haka, DL sigina ce don zaɓar yanayin bas 8-bit ko 4-bit. Lokacin 4-amma yanayin bas, yana buƙatar canja wurin bayanai 4-bit sau biyu.
   • N: Nuna bit ikon lambar layin
   • Yaushe N=“Low”, yanayin nunin layi 1 an saita.
   • Yaushe N=“Babba”, yanayin nunin layi 2 an saita.
   • F: Nuna bit ikon lambar layin
   • Yaushe F=“Low”, 5×8 tsarin nuni an saita yanayin nuni.
   • Yaushe F=“Maɗaukaki”, yanayin nunin ɗigogi 5×11.
7. Saita adireshin CGRAM
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	0	1	AC5	AC4	AC3	AC2	AC1	AC0

   • Saita adireshin CGRAM zuwa AC.
   • Koyarwar tana sanya bayanan CGRAM samuwa daga MPU.
8. Saita adireshin DDRAM
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	0	1	AC6	AC5	AC4	AC3	AC2	AC1	AC0

   • Saita adireshin DDRAM zuwa AC.
   • Wannan umarnin yana sa bayanan DDRAM su kasance daga MPU.
   • Lokacin da yanayin nunin layi na 1 (N = LOW), adireshin DDRAM yana daga "00H" zuwa "4FH" . A cikin yanayin nunin layi 2 (N = Babban), adireshin DDRAM a cikin layi na 1st yana samar da "00H" zuwa " 27H", kuma adireshin DDRAM a cikin layi na 2 yana daga "40H" zuwa "67H".
9. Karanta tuta & adireshi masu aiki
   

   RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
   0	1	BF	AC6	AC5	AC4	AC3	AC2	AC1	AC0

   • Wannan umarnin yana nuna ko S6A0069 yana cikin aiki ko a'a.
   • Idan sakamakon BF ya kasance "Maɗaukaki", aikin ciki yana ci gaba kuma ya kamata a jira BF ya zama LOW, to ana iya yin umarni na gaba.
   • A cikin wannan umarni, zaku iya karanta ƙimar ma'aunin adireshi.
10. Rubuta bayanai zuwa RAM
    

    RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
    1	0	D7	D6	D5	D4	D3	D2	D1	D0

    • Rubuta bayanan 8-bit na binary zuwa DDRAM/CGRAM.
    • Zaɓin RAM daga DDRAM, da CGRAM, an saita su ta hanyar saitin adireshi na baya (saitin adireshi na DDRAM, saitin adireshin CGRAM).
    • Umurnin saitin RAM kuma na iya ƙayyade alkiblar AC zuwa RAM.
    • Bayan aikin rubutu. Adireshin yana haɓaka/rage ta atomatik ta 1, bisa ga yanayin shigarwa.
    • Karanta bayanai daga RAM
      

      RS	R/W	Saukewa: DB7	Saukewa: DB6	Saukewa: DB5	Saukewa: DB4	Saukewa: DB3	Saukewa: DB2	Saukewa: DB1	Saukewa: DB0
      1	1	D7	D6	D5	D4	D3	D2	D1	D0

• Karanta bayanan 8-bit na binary daga DDRAM/CGRAM.
• An saita zaɓin RAM ta umarnin saita adireshin da ya gabata. Idan ba a aiwatar da umarnin saitin adireshin na RAM kafin wannan umarni ba, bayanan da aka fara karantawa ba su da inganci, saboda har yanzu ba a tantance alkiblar AC ba.
• Idan an karanta bayanan RAM sau da yawa ba tare da umarnin adireshin RAM da aka saita a baya ba, aikin karantawa, ana iya samun daidaitattun bayanan RAM daga na biyu. Koyaya, bayanan farko bazai zama daidai ba, saboda babu iyaka lokacin canja wurin bayanan RAM.
• Game da aikin karanta DDRAM, koyarwar motsi na siginan kwamfuta yana taka rawa iri ɗaya da umarnin saitin adireshin adireshin, yana kuma tura bayanan RAM zuwa rajistar bayanan fitarwa.
• Bayan aikin karantawa, lissafin adireshi yana ƙaruwa ta atomatik / rage ta 1 bisa ga yanayin shigarwa.
• Bayan aikin karanta CGRAM, motsin nuni bazai iya aiwatar da shi daidai ba.
• NOTE: A cikin yanayin aikin rubuta RAM, AC yana ƙaruwa / raguwa da 1 kamar yadda yake cikin aikin karantawa.
• A wannan lokacin, AC yana nuna matsayi na gaba, amma bayanan da suka gabata kawai za a iya karanta su ta hanyar karantawa.

Daidaitaccen tsarin halayen Ingilishi/Turai

Ƙididdiga masu inganci

Daidaitaccen gwajin bayyanar samfur

• Hanyar gwajin bayyanar: Ya kamata a yi binciken ta amfani da 20W x 2 fluorescent lamps.
• Nisa tsakanin LCM da fluorescent lamps ya kamata ya zama 100 cm ko fiye.
• Nisa tsakanin LCM da idon mai duba yakamata ya zama 25 cm ko fiye.
• The viewHanyar dubawa shine 35° daga tsaye akan LCM.
• Yanki: Wurin nuni mai aiki (mafi ƙarancin viewyankin).
• Yanki B: Wurin nuni mara aiki (a waje viewyankin).

Ƙayyadaddun tabbacin inganci

• Matsayin dubawa na AQL
• SampHanyar ling: GB2828-87, Level II, guda sampRarraba lahani (Lura: * baya haɗawa)

Raba		Abu	Lura	AQL
Manyan	Nuna yanayin	Short ko buɗaɗɗen kewayawa	1	0.65
		LC ruwa
		Fitowa
		Babu nuni
		Ba daidai ba viewhanyar
		Lalacewar bambanci (dim, fatalwa)	2
		Hasken baya	1,8
	Ba nuni ba	Lebur na USB ko fil baya	10
		Bangaren kuskure ko ɓacewa	11
Ƙananan	Nuna yanayin	Dabarar launi na bango	2	1.0
		Baki tabo da kura	3
		Lalacewar layi, Scratch	4 5
		Bakan gizo
		Chip	6
		Fitowa	7
	Polarizer	Fitowa	12
		Kumfa da kayan waje	3
	Sayarwa	Rashin haɗin gwiwa	9
	Waya	Rashin haɗin gwiwa	10
	TAB	Matsayi, Ƙarfin haɗin gwiwa	13

Bayanan kula akan rarraba lahani

A'a.	Abu	Ma'auni
1	Short ko buɗaɗɗen kewayawa	Ba a yarda ba
	LC ruwa
	Fitowa
	Babu nuni
	Ba daidai ba viewhanyar
	Ba daidai ba-hasken baya
2	Lalacewar kwatance	Koma zuwa ga yarda sample
	Dabarar launi na bango
3	Lalacewar maki, Black spot, kura (ciki har da Polarizer)     j = (X+Y)/2	Unit: inch2 Nuna Girman M Qty. j<0.10 Rashin kula 0.10 2 0.15 1 j> 0.25 0
4	Lalacewar layi, Scratch	Naúrar: mm Layi M Qty. L W   — 0.05> W  Rashin kula 3.0>L 0.1>W>0.05 2.0>L 0.15≥W>0.1
5	Bakan gizo	Babu fiye da canje-canjen launi guda biyu a fadin viewyankin.

A'a.	Abu	Ma'auni
7	Tsarin sashi W = Fadin yanki j = (X+Y)/2	(1) Fitowa j <0.10mm abin karɓa ne. Naúrar: mm Girman Ma'ana M Qty j≤1/4W Rashin kula 1/4W< j≤1/2W 1 j ？1/2W 0
8	Hasken baya	(1) Launi na hasken baya ya kamata ya dace da ƙayyadaddun bayanai. (2)Kada a kyale kyalli
9	Sayarwa	(1) Kada a ƙyale ƙwallan ƙazanta masu nauyi da solder akan PCB. (Girman datti yana nufin maki da lahani na kura) (2) Sama da kashi 50% na gubar ya kamata a siyar da shi a ƙasa.
10	Waya	(1) Wayar tagulla bai kamata a yi tsatsa ba (2)Kada ka ƙyale tsagewa akan haɗin wayar tagulla. (3) Kar a yarda a juya matsayin kebul na lebur. (4) Kada a ba da damar fallasa wayar jan karfe a cikin kebul na lebur.
11*	PCB	(1)Kada ku ƙyale tsatsa ko lalacewa. (2) Kar a ba da izinin bata ko kuskuren sanya abubuwan da aka gyara.

Amincewar LCM

Yanayin gwajin abin dogaro:

Abu	Sharadi	Lokaci (hrs)	Kimantawa
Babban zafi. Adana	80°C	48	Babu rashin daidaituwa a ayyuka da bayyanar
Babban zafi. Aiki	70°C	48
Ƙananan zafi. Adanawa	-30°C	48
Ƙananan zafi. Aiki	-20°C	48
Danshi	40°C/90% RH	48
Temp. Zagayowar	0°C ¬25°C ®50°C (minti 30 ¬ 5 min ® 30min)	10 keke

Lokacin farfadowa ya kamata ya zama mafi ƙarancin sa'o'i 24. Bugu da ƙari, ayyuka, aiki, da bayyanar za su kasance masu 'yanci daga lalacewa mai ban mamaki a cikin sa'o'i 50,000 a ƙarƙashin yanayin aiki na yau da kullum da na ajiya a cikin zafin jiki (20+8 ° C), zafi na al'ada (kasa da 65% RH), kuma a cikin yankin da ba a fallasa shi ba. hasken rana kai tsaye.

Kariya don amfani da LCD/LCM

• An haɗa LCD/LCM kuma an daidaita shi tare da madaidaicin matsayi.
• Kada kayi ƙoƙarin yin wani canji ko gyara.
• Ya kamata a lura da waɗannan abubuwan.

Babban Kariya:

1. LCD panel an yi shi da gilashi. Kauce wa wuce gona da iri na girgiza injina ko yin matsi mai ƙarfi akan saman yankin nuni.
2. Polarizer da aka yi amfani da shi akan fuskar nuni yana da sauƙi a karce kuma ya lalace. Yakamata a kula sosai lokacin da ake mu'amala. Don tsaftace ƙura ko datti daga saman nunin, shafa a hankali tare da auduga, ko wani abu mai laushi wanda aka jiƙa da barasa na isopropyl, barasa na ethyl, ko trichloro tri florothane, kar a yi amfani da ruwa, ketone, ko aromatics, kuma kada ku goge da ƙarfi.
3. Kada ku tamper ta kowace hanya tare da shafuka akan firam ɗin ƙarfe.
4. Kar a yi wani gyara akan PCB ba tare da tuntubar XIAMEM OCULAR ba
5. Lokacin hawa LCM, tabbatar cewa PCB baya ƙarƙashin kowane damuwa kamar lanƙwasa ko murɗawa. Lambobin Elastomer suna da taushi sosai kuma bacewar pixels na iya haifar da ɗan ɓarkewar kowane abu.
6. Guji danna madaidaicin ƙarfe, in ba haka ba mai haɗa elastomer zai iya zama naƙasasshe kuma ya rasa lamba, yana haifar da ɓacewar pixels kuma yana haifar da bakan gizo akan nuni.
7. Yi hankali kada a taɓa ko haɗiye lu'ulu'u na ruwa wanda zai iya zubo daga tantanin da ya lalace. Idan wani ruwa crystal ya yada zuwa fata ko tufafi, wanke shi nan da nan da sabulu da ruwa.

Tsare-tsare na Wutar Lantarki:

1. Ana amfani da CMOS-LSI don da'irar module; Don haka ya kamata masu aiki su kasance a ƙasa a duk lokacin da ya sadu da tsarin.
2. Kar a taɓa kowane ɗayan sassan da ake gudanarwa kamar su pads na LSI; jan ƙarfe yana kaiwa kan PCB da tashoshin sadarwa tare da kowane sassa na jikin ɗan adam.
3. Kar a taɓa wuraren haɗin haɗin nuni da hannaye marasa ƙarfi; zai haifar da katsewa ko rashin lahani na tasha.
4.  Yakamata a ajiye samfuran a cikin jakunkuna na anti-a tsaye ko wasu kwantena masu juriya don ajiya.
5. Dole ne kawai a yi amfani da ƙarfen siyar da ƙasa da kyau.
6. Idan ana amfani da screwdriver na lantarki, ya kamata a yi ƙasa kuma a kiyaye shi don hana tartsatsi.
7. Ya kamata a kiyaye matakan rigakafi na yau da kullun don tufafin aiki da benci masu aiki.
8. Tun da busassun iska yana haifar da a tsaye, ana ba da shawarar yanayin zafi na 50-60%.

Kariyar Siyarda:

1. Ya kamata a yi siyar da siyarwa akan tashoshi na I/O kawai.
2. Yi amfani da ƙarfen ƙarfe tare da ƙasa mai kyau kuma babu yabo.
3. Zazzabi mai siyarwa: 280°C+10°C
4.  Lokacin siyarwa: 3 zuwa 4 seconds.
5. Yi amfani da eutectic solder tare da cikowar guduro.
6. Idan ana amfani da jujjuyawar, ya kamata a kiyaye fuskar LCD don guje wa juzu'i.
7. Ya kamata a cire ragowar ruwa.

Kariyar Aiki:

1. The viewZa'a iya daidaita kusurwar kusurwa ta hanyar canza yanayin tuƙi na LCDtage Vo.
2. Tun lokacin da aka yi amfani da DC voltage yana haifar da halayen electrochemical, wanda ke lalata nuni, ƙirar bugun bugun jini da ake amfani da shi yakamata ya zama mai simãri wanda babu wani ɓangaren DC da ya rage. Tabbatar yin amfani da ƙayyadadden voltage.
3. Tuki voltage ya kamata a kiyaye shi a cikin ƙayyadadden kewayon; wuce gona da iritage zai gajarta rayuwar nuni.
4. Lokacin amsawa yana ƙaruwa tare da rage yawan zafin jiki.
5. Launin nuni na iya shafar yanayin zafi sama da kewayon aikinsa.
6. Ajiye zafin jiki a cikin kewayon kewayon amfani da ajiya. Yawan zafin jiki da zafi na iya haifar da lalacewar polarization, bawon polarizer ko haifar da kumfa.
7. Don adana dogon lokaci sama da 40 ° C ana buƙatar, yanayin zafi ya kamata a kiyaye ƙasa da 60%, kuma a guji hasken rana kai tsaye.

Takardu / Albarkatu

Handson Technology DSP-1165 I2C Serial Interface 20x4 LCD Module [pdf] Jagorar mai amfani DSP-1165 I2C Serial Interface 20x4 LCD Module, DSP-1165, I2C Serial Interface 20x4 LCD Module, Interface 20x4 LCD Module, 20x4 LCD Module, LCD Module, Module

Magana

• Manual mai amfani