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

Litlhaloso

• E lumellana le Boto ea Arduino kapa boto e 'ngoe ea taolo e nang le bese ea I2C.
• Mofuta oa Pontšo: E letšo ho lebone la mokokotlo le bosehla bo botala.
• Aterese ea I2C: 0x38-0x3F (0x3F default).
• Phepelo voltage: 5V.
• Sehokelo: I2C ho isa ho 4-bit LCD data le mela ea taolo.
• Phetoho ea Phapang: Potentiometer e hahiloeng.
• Taolo ea Lebone la Morao Firmware kapa jumper terata.
• Boto ea Boto: 98×60 limilimithara.

Litaelo tsa Tšebeliso ea Sehlahisoa

Ho beha

Litsela tsa khetho ea aterese ka har'a boto ea I2C-to-LCD piggyback board. Setting ea aterese ea kamehla ke 3Fh. Latela setšoantšo sa potoloho ea litšupiso ho sebelisana le microcontroller.

I2C LCD Display Setup

1. Solder the I2C-to-LCD piggy-back board ho 16-pin LCD module ho netefatsa hore ho na le tlhophiso e nepahetseng.
2. Hokela module ea LCD ho Arduino ea hau u sebelisa lithapo tse 'ne tsa jumper ho latela bukana ea litaelo.

Setupo sa Arduino:

• Khoasolla le ho kenya laeborari ea Arduino I2C LCD. Reha foldara e teng ea laeborari ea LiquidCrystal ho foldara ea lilaebrari tsa Arduino e le bekapo.
• Kopitsa le ho manamisa ex e fanoengample sekeche ho Arduino IDE, netefatsa, 'me u kenye seketshe ho boto ea hau ea Arduino.

LBH:

P: Aterese ea kamehla ea I2C ea mojule ke efe?

• A: Aterese ea kamehla ea I2C ke 0x3F, empa e ka beoa lipakeng tsa 0x38-0x3F.

P: Ke lokisa phapang ea ponts'o joang?

• A: Mojule o na le potentiometer e kentsoeng bakeng sa phetoho ea phapang.

P: A na nka laola lebone le ka morao la pontšo?

• A: E, o ka laola lebone la morao-rao ka firmware kapa ka ho sebelisa terata ea jumper.
• Ena ke I2C interface 20 × 4 LCD module, e ncha ea boleng bo phahameng ba 4-line 20-character LCD module e nang le boto ea ho laola phapang ea ho fapana, lebone la morao, le sebopeho sa puisano sa I2C.
• Bakeng sa ba qalang ba Arduino, ha ho sa na khokahano ea potoloho e thata le e rarahaneng ea LCD.
• Advan ea bohlokoa ea 'netetagEs ea mojule ona oa I2C Serial LCD e tla nolofatsa khokahano ea potoloho, e boloke lithakhisa tse ling tsa I/O leboteng la Arduino, nts'etsopele ea firmware e nolofalitsoeng ka laeborari ea Arduino e fumanehang hohle.
• SKU: DSP-1165

Lintlha tse Khutšoanyane:

• E tsamaellana ka Arduino Board kapa boto e 'ngoe ea taolo e nang le bese ea I2C.
• Mofuta oa Pontšo: E letšo ho lebone la mokokotlo le bosehla bo botala.
• I2C Address:0x38-0x3F (0x3F ea kamehla)
• Phepelo voltage: 5V
• Sehokelo: I2C ho isa ho 4-bit LCD data le mela ea taolo.
• Phetoho ea Phapang: Potentiometer e hahiloeng.
• Taolo ea Lebone la Morao Firmware kapa jumper terata.
• Boto ea Boto: 98×60 limilimithara.

Ho beha

• Hitachi's HD44780-based character LCD e theko e tlase haholo ebile e fumaneha hohle 'me ke karolo ea bohlokoa morerong ofe kapa ofe o bonts'ang tlhahisoleseling.
• U sebelisa LCD piggyback board, data e lakatsehang e ka hlahisoa ho LCD ka bese ea I2C. Ha e le hantle, mekotla e joalo e hahiloe ho pota-pota PCF8574 (ho tloha NXP) e leng setsi sa kakaretso sa 8-bit I / O port expander se sebelisang protocol ea I2C.
• PCF8574 ke potoloho ea silicon CMOS e fanang ka katoloso e akaretsang ea sepheo sa I/O (e leng 8-bit quasi-bidirectional) bakeng sa malapa a mangata a li-microcontroller ka bese ea mela e 'meli (I2C-bese).
• Hlokomela hore boholo ba li-module tsa piggy-back li thehiloe ho PCF8574T (sephutheloana sa SO16 sa PCF8574 ka har'a sephutheloana sa DIP16) ka aterese ea lekhoba ea kamehla ea 0x27.
• Haeba boto ea hau ea piggyback e tšoere chip ea PCF8574AT, aterese ea kamehla ea lekhoba e tla fetoha 0x3F.
• Ka bokhutšoanyane, haeba boto ea piggyback e thehiloe ho PCF8574T mme likhokahano tsa aterese (A0-A1-A2) li sa kopanngoa le solder e tla ba le aterese ea lekhoba 0x27.

Tlhophiso ea Aterese ea PCD8574A (e ntšitsoeng ho lintlha tsa data tsa PCF8574A)

• Hlokomela: Ha pad A0~A2 e butsoe, phini e huleloa ho VDD. Ha pinana e khutsufatsoa, ​​​​e huleloa ho VSS.
• Litlhophiso tsa kamehla tsa mojule ona ke A0 ~ A2 kaofela li butsoe, kahoo li huleloa ho VDD. Aterese ke 3Fh tabeng ena.
• Setšoantšo sa potoloho ea li-backpack tsa LCD tse lumellanang le Arduino se bontšitsoe ka tlase.
• Se latelang se latelang ke tlhaiso-leseling ea mokhoa oa ho sebelisa e 'ngoe ea mekotla ena e theko e tlase ho hokahana le microcontroller ka mekhoa e neng e reretsoe hantle.
• Setšoantšo sa potoloho ea boto ea I2C-to-LCD piggyback board.

Pontšo ea LCD ea I2C.

• Pele, o hloka ho solder boto ea I2C-to-LCD ho mojule oa LCD oa 16-pin. Netefatsa hore lithakhisa tsa I2C-to-LCD piggy-back board li otlolohile ebile li kenelletse mojulung oa LCD, ebe li solder pineng ea pele ha u ntse u boloka I2C-to-LCD piggy-back board ka sefofaneng se le seng le LCD module. Hang ha u qetile mosebetsi oa ho kopanya, fumana lithapo tse 'nè tsa jumper' me u kopanye module ea LCD ho Arduino ea hau ho latela litaelo tse fanoeng ka tlase.
• LCD ho ea ho Arduino wiring

Setupo sa Arduino

• Bakeng sa teko ena, hoa hlokahala ho khoasolla le ho kenya laeborari ea "Arduino I2C LCD".
• Pele ho tsohle, reha bocha foldara e teng ea "LiquidCrystal" ea laebrari ho foldara ea hau ea lilaeborari tsa Arduino e le bekapo, 'me u tsoelepele ts'ebetsong eohle.
• https://bitbucket.org/fmalpartida/new-liquidcrystal/downloads
• Ka mor'a moo, kopitsa-ho beha mohlala onaample sketch Listing-1 bakeng sa teko fensetereng ea khoutu e se nang letho, netefatsa, ebe u kenya.

Lethathamo la Arduino Sketch-1:

• Haeba u na le bonnete ba 100% hore ntho e 'ngoe le e' ngoe e lokile, empa ha u bone litlhaku tse hlahang skrineng, leka ho lokisa pitsa ea ho laola phapang ea mokotla ebe u e beha sebakeng seo litlhaku li khanyang 'me bokamorao bo se na. mabokose a ditshila ka mora baphetwa. E latelang ke karolo e itseng view ea teko ea mongoli ka khoutu e hlalositsoeng ka holimo e nang le module ea 20 × 4.
• Kaha pontšo e sebelisoang ke mongoli ke mofuta o hlakileng haholo oa "black on yellow", ho thata haholo ho fumana tšoasa e ntle ka lebaka la liphello tsa polarization.

Sekeche sena se tla bonts'a sebopeho se rometsoeng ho tsoa ho serial Monitor:

• Ho Arduino IDE, ea ho "Tools"> "Serial Monitor". Beha sekhahla se nepahetseng sa baud ho 9600.
• Ngola sebopeho sebakeng se kaholimo ebe o tobetsa "SEND".
• Letoto la litlhaku le tla hlahisoa mojuleng oa LCD.

Lisebelisoa

• Handson Technology
• Lelong.com.my
• HandsOn Technology e fana ka sethala sa multimedia le se sebetsanang le batho bohle ba ratang lisebelisoa tsa elektroniki.
• Ho tloha qalong ho isa ho diehard, ho tloha ho moithuti ho isa ho morupelli. Boitsebiso, thuto, pululelo, le boithabiso.
• Analog le dijithale, tse sebetsang le tsa theory; software le hardware.
• HandsOn Technology e ts'ehetsa Sethala sa Ntlafatso sa Open Source Hardware (OSHW).
• Ithute: Karolelano ea Moralo www.handsontec.com

Sefahleho se ka morao ho boleng ba sehlahisoa sa rona

• Lefatšeng la phetoho e sa khaotseng le tsoelo-pele e tsoelang pele ea theknoloji, sehlahisoa se secha kapa se nkeloang sebaka ha se hole - 'me kaofela ha tsona li hloka ho hlahlojoa.
• Barekisi ba bangata ba kenya le ho rekisa ntle le licheke 'me sena e ke ke ea e-ba thahasello ea ho qetela ho mang kapa mang, haholo-holo moreki. Karolo e 'ngoe le e' ngoe e rekisoang ho Handsotec e lekoa ka botlalo.
• Kahoo ha u reka ho tsoa ho lihlahisoa tsa Handsontec, u ka ba le ts'epo ea hore u fumana boleng le boleng bo ikhethang.
• Re ntse re eketsa likarolo tse ncha e le hore u ka tsoela pele mosebetsing oa hau o latelang.

Likaroloana

1. 5x8 matheba a nang le sekhesa
2. STN(Yellow-Green), E ntle, E Fetolana
3. 1/16 potoloho ea mosebetsi
4. Viewtsela: 6:00 o'clock
5. Selaoli se hahiloeng kahare (S6A0069 kapa se lekanang)
6. + 5V phepelo ea motlakase
7. LED BKL e Yellow-Green, e tla tsamaisoa ke A, K

Bophahamo ba setšoantšo

Lintlha tse phahameng ka ho fetesisa

Ntho	Letšoao	Standard			Yuniti
Matla voltage	VDD-VSS	0	–	7.0	V
Keletso voltage	Vin	VSS	–	VDD
Boemo ba mocheso o sebetsang	Holimo	-20	–	+70	℃
Sebaka sa mocheso oa polokelo	Teko	-30	–	+80

Setšoantšo sa thibela

Tlhaloso ea phini ea sefahleho

Tšoaea no.	Letšoao	Khokahano ea kantle	Mosebetsi
1	VSS	Phepelo ea motlakase	Sebaka sa matšoao bakeng sa LCM (GND)
2	VDD		Phepelo ea motlakase bakeng sa logic (+5V) bakeng sa LCM
3	V0		Phetoho ea ho bapisa
4	RS	MPU	Ngodisa lets'oao la khetho
5	R/W	MPU	Bala/ngola letshwao la kgetho
6	E	MPU	Ts'ebetso (ho bala / ho ngola lintlha) nolofalletsa lets'oao
7-10	DB0~DB3	MPU	Litsela tse 'ne tsa maemo a tlase tsa libaka tse tharo tsa libese tsa data. E sebelisoa bakeng sa phetiso ea data lipakeng tsa MPU le LCM. Tsena tse 'ne ha li sebelisoe nakong ea ts'ebetso ea 4-bit.
11-14	DB4~DB7	MPU	Litsela tse 'nè tsa maemo a holimo tsa libaka tse tharo tsa libese tsa data. E sebelisoa bakeng sa phetiso ea data lipakeng tsa MPU
15	A(LED+)	Phepelo ea Matla a LED BKL	Phepelo ea motlakase bakeng sa BKL(Anode)
16	K(LED-)		Phepelo ea motlakase bakeng sa BKL (GND)

Phetoho ea ho bapisa

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

Litšobotsi tsa Optical

Ntho	Letšoao	Boemo	Min.	Tlanya.	Max.	Yuniti
Viewing angle	1	Cr≥3		20		deg
	2			40
	Φ1			35
	Φ2			35
Phapang karo-karolelano	Cr		–	10	–	–
Nako ea karabo (ho phahama)	Tr	–	–	200	250	ms
Nako ea karabo (hoetla)	Tr	–	–	300	350

Litšobotsi tsa motlakase

Setšoantšo sa "backlight circuit" (leseli 12X4)

MALA: TŠEHLA-TATALA

LIEKETSENG LELED

ITEM	LETŠOAO	MIN	MOEKETSI.	MAX	THUTO
PHELA MOLELETAGE	VF	4.0	4.2	4.4	V
TS'ELISO NKHOANE	IF	–	240	–	MA
MATLA	P	–	1.0	–	W
SEHLOHO MAFUTA	ΛP	569	571	573	NM
TS'OANELO	LV	–	340	–	CD/M2
Boemo ba mocheso o sebetsang	Vop	-20	–	+70	℃
Sebaka sa mocheso oa polokelo	Vst	-25	–	+80

Litšobotsi tsa DC

Paramethara	Letšoao	Maemo	Min.	Tlanya.	Max.	Yuniti
Phepelo voltage bakeng sa LCD	VDD-V0	Ta =25℃	–	4.5	–	V
Keletso voltage	VDD		4.7	5.0	5.5
Phepelo ea hajoale	KENYA	Ta=25℃, VDD=5.0V	–	1.5	2.5	mA
Kenyo ea nako ea ho lutla	ILKG		–	–	1.0	uA
"H" bophahamo ba modumotage	VIA		2.2	–	VDD	V
"L" bophahamo ba modumotage	VIL	Habeli boleng ba pele kapa ka tlase	0	–	0.6
"H" bophahamo ba modumotage	VOH	LOH=-0.25mA	2.4	–	–

"L" boemo ba tlhahiso ea molumotage	TLHOKOMELO	LOH=1.6mA	–	–	0.4
Backlight phepelo ea hajoale	IF	VDD=5.0V,R=6.8W	–	240	–

Ngola potoloho (Ta=25℃, VDD=5.0V)

Paramethara	Letšoao	Teko pin	Min.	Tlanya.	Max.	Yuniti
Lumella nako ea potoloho	tc	E	500	–	–	ns
Lumella bophara ba pulse	tw		230	–	–
Etsa hore nako ea ho phahama/hoetla	tr, tf		–	–	20
RS; Nako ea ho seta ea R/W	tsu1	RS; R/W	40	–	–
RS; Nako ea ho tšoara aterese ea R/W	th1		10	–	–
Ho lieha ha tlhahiso ea data	tsu2	DB0~DB7	80	–	–
Nako ea ho boloka data	th2		10	–	–

Ngola setšoantšo sa nako ea mokhoa

Potoloho ea ho bala (Ta=25℃, VDD=5.0V)

Paramethara	Letšoao	Teko pin	Min.	Tlanya.	Max.	Yuniti
Lumella nako ea potoloho	ho	E	500	–	–	ns
Lumella bophara ba pulse	TW		230	–	–
Etsa hore nako ea ho phahama/hoetla	tr, tf		–	–	20
RS; Nako ea ho seta ea R/W	tsu	RS; R/W	40	–	–
RS; Nako ea ho tšoara aterese ea R/W	th		10	–	–
Ho lieha ha tlhahiso ea data	td	DB0~DB7	–	–	120
Nako ea ho boloka data	the		5	–	–

Bala setšoantšo sa nako ea mokhoa

MOSEBETSI TLHALOSO

Sebopeho sa Sisteme

• Chip ena e na le mefuta e 'meli ea li-interface tse nang le MPU: bese ea 4-bit le bese ea 8-bit. Bese ea 4-bit le bese ea 8-bit e khethoa ke DL bit bukeng ea litaelo.

folakha e phathahaneng (BF)

• Ha BF = "Phahameng", e bontša hore ts'ebetso ea ka hare e ntse e sebetsoa. Kahoo nakong ena, taelo e latelang e ke ke ea amoheloa.
• BF e ka baloa, ha RS = Low le R/W = Phahameng (Bala Taelo Operation), ka DB7 koung. Pele o etsa taelo e latelang, etsa bonnete ba hore BF ha e phahame.

Khaontara ea Aterese (AC)

• Aterese Counter (AC) e boloka aterese ea DDRAM/CGRAM, e fetisitsoeng ho tsoa ho IR. Kamora ho ngola ho (ho bala ho tsoa) DDRAM/CGRAM, AC e eketseha ka bo eona (e fokotseha) ka 1.
• Ha RS = "Low" le R / W = "Phahameng", AC e ka baloa ka DB0 - DB6 likoung.

Hlahisa data ea RAM (DDRAM)

• Mabenkele a DDRAM a bonts'a data ea boholo ba 80 x 8 bits (litlhaku tse 80). Aterese ea DDRAM e behiloe khaontareng ea liaterese (AC) joalo ka nomoro ea hexadecimal.

Boemo ba ho hlahisa

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 (Mohloli oa Litlhaku ROM)

• CGROM e na le mohlala oa litlhaku tse 5 x 8 tsa litlhaku tse 204 le mohlala oa litlhaku tse 5 x 10 tse 32. CGROM e na le lipaterone tsa litlhaku tse 204 tsa matheba a 5 x 8.

CGRAM (RAM ea Jenereithara ea Litlhaku)

• CGRAM e na le matheba a fihlang ho 5 × 8, litlhaku tse 8. Ka ho ngola data ea fonte ho CGRAM, litlhaku tse hlalosoang ke basebelisi li ka sebelisoa.

Kamano pakeng tsa liaterese tsa CGRAM, Likhoutu tsa Sebopeho (DDRAM), le mekhoa ea Sebopeho (Data ea CGRAM)

Lintlha:

1. Likotoana tsa khoutu ea litlhaku 0 ho isa ho 2 li tsamaisana le li-bits tsa aterese tsa CGRAM 3 ho isa ho 5 (3 likotoana: mefuta e 8).
2. CGRAM e bua ka li-bits 0 ho isa ho 2 mme e supa boemo ba mola oa litlhaku. Mola oa borobeli ke boemo ba cursor mme ponts'o ea eona e entsoe ka mokhoa o utloahalang KAPA o nang le sesupa. Boloka data ea mohala oa 8, e tsamaellanang le boemo ba ponts'o ea cursor, ho 8 joalo ka pontšo ea sesupo. Haeba data ea 0th line ke 8, 1 bit e tla khantša mohala oa 1 ho sa tsotelehe boteng ba cursor.
3. Maemo a mola oa litlhaku a tsamaisana le li-data bits tsa CGRAM ho tloha ho 0 ho isa ho 4 (bit 4 e ka ho le letšehali).
4. Joalo ka ha ho bonts'itsoe ho Lethathamo, ho khethoa lipaterone tsa litlhaku tsa CGRAM ha khoutu ea litlhaku bits 4 ho isa ho 7 kaofela e le 0. Leha ho le joalo, kaha khoutu bit 3 ha e na phello, R display ex.ample ka holimo e ka khethoa ka khoutu ea litlhaku 00H kapa 08H.
5. 1 bakeng sa data ea CGRAM e lumellana le khetho ea pontšo le 0 bakeng sa ho se khethoe E bontša hore ha ho na phello.

Potoloho ea Taolo ea Cursor/Blink

E laola sesupa/ho panya ON/OFF sebakeng sa cursor.

Tlhaloso ea Litaelo

Kemiso

• Ho hlola phapang ea lebelo lipakeng tsa oache e ka hare ea S6A0069 le oache ea MPU, S6A0069 e etsa ts'ebetso ea kahare ka ho boloka taolo ka liforomo ho IR kapa DR.
• Ts'ebetso ea ka hare e khethoa ho latela letšoao le tsoang ho MPU, le entsoeng ka ho bala / ho ngola le bese ea data (Sheba Lethathamo la 7).

Litaelo li ka aroloa haholo ka lihlopha tse 'nè:

1. Litaelo tsa ts'ebetso ea S6A0069 (seta mekhoa ea ponts'o, seta bolelele ba data, jj.)
2. Litaelo tsa sete ea aterese ho RAM e kahare
3. Litaelo tsa phetisetso ea data ka RAM e kahare
4. Ba bang

• Aterese ea RAM e ka hare e eketsoa kapa e fokotsehile ka 1.
• Hlokomela: nakong ea ts'ebetso ea ka hare, folakha e phathahaneng (DB7) e baloa "Phahameng".
• Ho hlahlobisisa folakha ho tlameha ho etelloa pele ke taelo e latelang.

Taelo Lethathamo

Taelo V: B

Khoutu ea litaelo 6/18

Tlhaloso 2008/06/02

Phethahatso

RS

R/W

DB7

DB6

DB 5

DB4

DB3

DB2

DB 1

DB0

nako (fosc= 270 KHZ

Hlakola Pontšo

0

0

0

0

0

0

0

0

0

1

Ngola "20H" ho DDRA 'me u behe aterese ea DDRAM ho "00H" ho tloha AC

1.53ms

Khutlela Hae

0

0

0

0

0

0

0

0

1

–

Beha aterese ea DDRAM ho "00H" Ho tloha ho AC 'me u khutlisetse sesupa sebakeng sa sona sa pele haeba se fetotsoe. Litaba tsa DDRAM ha lia fetoloa.

1.53ms

Mokhoa oa ho kena Beha

0

0

0

0

0

0

0

1

Ke/D

SH

Abela cursor moo e tsamayang Le ho panya ha pontsho kaofela

EA 39

Bontša ON/ OFF taolo

0

0

0

0

0

0

1

D

C

B

Seta pontsho (D), khesara (C), le Ho panya ha khesara (B) ho bulela/tima Laola hanyane.

Sesupa kapa Pontšo e fetoha

0

0

0

0

0

1

S/C

R/L

–

–

Seta cursor hore e tsamaee 'me u bontshe Shift control bit, le Direction, ntle le ho fetoha Lintlha tsa DDRAM.

EA 39

Mosebetsi o setilwe

0

0

0

0

1

DL

N

F

–

–

Beha bolelele ba data ea interface (DL: 8- Bit/4-bit), linomoro tsa Pontšo Line (N: =2-line/1-line), le, Hlahisa mofuta oa mongolo (F: 5×11/5×8)

EA 39

Beha CGRAM Aterese

0

0

0

1

AC5

AC4

AC3

AC2

AC1

AC0

Beha aterese ea CGRAM atereseng Counter.

EA 39

Beha DDRAM Aterese

0

0

1

AC6

AC5

AC4

AC3

AC2

AC1

AC0

Beha aterese ea DDRAM atereseng Counter.

EA 39

Bala folakha e phathahaneng le Aterese

0

1

BF

AC6

AC5

AC4

AC3

AC2

AC1

AC0

Hore na nakong ea Ts'ebetso ea kahare kapa che ho ka tsejoa Ka ho bala BF. Likahare tsa khaontara ea Aterese le tsona li ka baloa.

EA 0

Ngola lintlha ho Aterese

1

0

D7

D6

D5

D4

D3

D2

D1

D0

Ngola lintlha ho RAM e kahare (DDRAM/CGRAM).

EA 43

Bala data ho tsoa ho RAM

1

1

D7

D6

D5

D4

D3

D2

D1

D0

Bala boitsebiso bo tsoang ho RAM ea ka hare (DDRAM/CGRAM).

EA 43

• HLOKOMELA: Ha lenaneo la MPU le hlahloba folakha e phathahaneng (DB7) e etsoa, ​​​​ho tlameha ho hlokahala 1/2fosc e hlokahalang bakeng sa ho phethahatsa taelo e latelang ka ho oela ha letšoao la "E" ka mor'a hore folakha e phathahaneng (DB7) e ee ho "Low" .

Litaba

1. Pontšo e hlakileng
   

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

   • Hlakola lintlha tsohle tsa ponts'o ka ho ngola "20H" (khoutu ea sebaka) ho liaterese tsohle tsa DDRAM, 'me u behe aterese ea DDRAM ho "00H" ho AC (khaontara ea liaterese).
   • Khutlisetsa sesupa boemong ba pele, e leng, tlisa khesa ka lehlakoreng le letšehali moleng oa pele oa pontšo. Etsa hore mokhoa oa ho kena o eketsehe (I/D=“Phahameng”).
2. Kgutlela hae
   

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

   • Khutlela hae ke taeo ea cursor khutlela hae.
   • Beha aterese ea DDRAM ho "00H" khaontareng ea aterese.
   • Khutlisetsa khesa sebakeng sa eona sa mantlha 'me u khutlisetse ponts'o maemong a eona a mantlha, haeba e fetotsoe. Litaba tsa DDRAM ha li fetohe.
3. Mokhoa oa ho kena o setiloe
   

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

   • Beha tsela e tsamaeang ea cursor le pontšo.
   • I/D: keketseho / phokotseho ea aterese ea DDRAM (cursor kapa panya)
   • Ha ke/D=“phahameng”, sesupa/ho panya se leba ka ho le letona, ebe aterese ea DDRAM e eketsoa ka 1.
   • Ha ke/D=“Low”, sesupa/ho panya se leba ka letsohong le letšehali mme aterese ea DDRAM e eketsoa ka 1.
   • CGRAM e sebetsa ka tsela e tšoanang le ea DDRAM ha u bala kapa u ngolla CGRAM.
   • SH: phetoho ea ponts'o eohle
   • Ha DDRAM e bala (CGRAM bala / ngola) ts'ebetso kapa SH=“Low”, ho suthisoa ha pontšo eohle ha ho etsoe.
   • Haeba SH = "Phahameng" le DDRAM e ngola ts'ebetso, phetoho ea pontšo eohle e etsoa ho latela boleng ba I/D. (I/D=“hodimo”. suthela ka ho le letshehadi, I/D=“Low”. Suthela ka ho le letona).
4. Hlahisa taolo ea ON/OFF
   

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

   • Laola pontšo/cursor/blink ON/OFF 1 bit registering.
   • D: Bontša karolo ea taolo ea ON/OFF
   • Ha D=“Phahameng”, ponts'o eohle ea buloa.
   • Ha D=“Low”, pontsho e a tingwa, empa data e dulang e le ho DDRAM.
   • C: cursor ON/OFF bitana ea taolo
   • Ha D=“Phahameng”, cursor e a bulelwa.
   • Ha D = "Low", cursor e nyamela ponts'o ea hona joale, empa ngoliso ea I / D e boloka boitsebiso ba eona.
   • B: Cursor blink ON/OFF bitana ea taolo
   • Ha B=“Phahameng”, ho panya ha cursor ho butswe, e sebetsang ka ho fapanyetsana pakeng tsa data yohle e “Phahameng” mme e bontsha ditlhaku sebakeng sa cursor.
   • Ha B=“Low”, ho panya ho tima.
5. Sesupa kapa sesupo se fetoha
   

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

   • Ho sisinyeha ha sesupo sa sebaka sa ho le letona/le leqele ntle le ho ngola kapa ho bala lintlha tsa ponts'o. Taelo ena e sebelisoa ho lokisa kapa ho batla data e bonts'itsoeng.
   • Nakong ea pontšo ea 2-line, sesupa se fetela moleng oa 2 ka mor'a palo ea 40 ea mohala oa 1.
   • Hlokomela hore phetoho ea pontšo e etsoa ka nako e le 'ngoe meleng eohle.
   • Ha data e bonts'itsoeng e fetoloa khafetsa, mohala o mong le o mong o suthisoa ka bonngoe.
   • Ha ponts'o e fetoha, likahare tsa khaontara ea aterese ha li fetoloe.
   • Fetoha lipaterone ho latela S/C le R/L bits
     

     S/C	R/L	Tshebetso
     0	0	Suthela sesupa ka ho le letšehali, 'me AC e fokotsehile ka 1
     0	1	Fetisetsa sesupa ka ho le letona, 'me AC e eketsoa ka 1

     1	0	Fetisetsa pontsho kaofela ka ho le letshehadi, cursor e tsamaya ho ya ka pontsho
     1	1	Fetisetsa pontsho kaofela ka ho le letona, cursor e tsamaya ho ya ka pontsho

6. Mosebetsi o setilwe
   

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

   • DL: Biti ea taolo ea bolelele ba data ea sefahleho
   • Neng DL=“Phahameng”, ho bolela mokgwa wa bese wa 8-bit o nang le MPU.
   • Neng DL=“Botlase”, ho bolela mokhoa oa libese oa 4-bit ka MPU. Kahoo, DL ke lets'oao la ho khetha mokhoa oa libese oa 8-bit kapa 4-bit. Ha 4-empa mokhoa oa bese, e hloka ho fetisa data ea 4-bit habeli.
   • N: Bontša palo ea taolo ea nomoro ea mohala
   • Neng N=“Botlase”, mokgwa wa pontsho wa mola o 1 o setilwe.
   • Neng N=“Phahameng”, mokhoa oa ponts'o oa mela e 2 o setiloe.
   • F: Bontša palo ea taolo ea nomoro ea mohala
   • Neng F=“Botlase”, mokgwa wa pontsho wa sebopeho sa matheba a 5×8 o setilwe.
   • Neng F=“Phahameng”, 5×11 mokgwa wa pontsho ya matheba a sebopeho.
7. Beha aterese ea CGRAM
   

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

   • Beha aterese ea CGRAM ho AC.
   • Litaelo li etsa hore data ea CGRAM e fumanehe ho tsoa ho MPU.
8. Beha aterese ea DDRAM
   

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

   • Beha aterese ea DDRAM ho AC.
   • Taelo ena e etsa hore data ea DDRAM e fumanehe ho tsoa ho MPU.
   • Ha 1-line display mode (N=LOW), aterese ea DDRAM e tsoa “00H” ho ea “4FH”.Ka mokhoa oa 2-line display (N=High), aterese ea DDRAM moleng oa 1 e etsa “00H” ho ea “ 27H”, mme aterese ya DDRAM moleng wa 2 e tloha ho “40H” ho ya “67H”.
9. Bala folakha e phathahaneng & aterese
   

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

   • Taelo ena e bontša hore na S6A0069 e sebetsa ka hare kapa che.
   • Haeba sephetho sa BF se "Phahameng", ts'ebetso ea ka hare e ntse e tsoela pele 'me e lokela ho emela hore BF e be LOW, ka nako eo taelo e latelang e ka etsoa.
   • Thutong ena, u ka boela ua bala boleng ba k'haonte ea aterese.
10. Ngola lintlha ho RAM
    

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

    • Ngola data ea binary 8-bit ho DDRAM/CGRAM.
    • Khetho ea RAM ho tsoa ho DDRAM, le CGRAM, e behiloe ke taelo ea sete ea aterese e fetileng (sete ea aterese ea DDRAM, sete ea aterese ea CGRAM).
    • Taelo ea sete ea RAM e ka boela ea tseba hore na tataiso ea AC e ea ho RAM.
    • Ka mor'a ts'ebetso ea ho ngola. Aterese e eketseha / e fokotseha ka 1, ho latela mokhoa oa ho kena.
    • Bala lintlha ho tsoa ho RAM
      

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

• Bala data ea binary 8-bit ho tsoa ho DDRAM/CGRAM.
• Khetho ea RAM e hlophisitsoe ke litaelo tse behiloeng pele tsa aterese. Haeba taelo e behiloeng ea aterese ea RAM e sa etsoa pele ho taelo ena, data e baliloeng pele ha e sebetse, kaha tataiso ea AC ha e so tsejoe.
• Haeba data ea RAM e baloa ka makhetlo a 'maloa ntle le litaelo tsa aterese ea RAM tse behiloeng pele, ts'ebetso ea ho bala, lintlha tse nepahetseng tsa RAM li ka fumanoa ho tloha bobeli. Leha ho le joalo, data ea pele e ka be e fosahetse, kaha ha ho na moeli oa nako ea ho fetisetsa data ea RAM.
• Tabeng ea ts'ebetso ea ho bala DDRAM, taelo ea ho fetoha ha cursor e bapala karolo e ts'oanang le taelo ea sete ea aterese ea DDRAM, hape e fetisetsa data ea RAM ho rejistara ea data e hlahisoang.
• Ka mor'a ts'ebetso ea ho bala, k'hamera ea aterese e eketseha / e fokotseha ka 1 ho latela mokhoa oa ho kena.
• Kamora ts'ebetso ea ho bala CGRAM, phetoho ea ponts'o e kanna ea se ke ea etsoa ka nepo.
• HLOKOMELA: Tabeng ea ts'ebetso ea ho ngola ea RAM, AC e eketseha / e fokotseha ka 1 joalo ka ts'ebetsong ea ho bala.
• Ka nako ena, AC e bonts'a boemo bo latelang ba aterese, empa ke data e fetileng feela e ka baloang ka taelo ea ho bala.

Mokhoa o tloaelehileng oa sebopeho Senyesemane/European

Litlhaloso tsa Boleng

Tekanyetso ea teko ea ponahalo ea sehlahisoa

• Mokhoa oa tlhahlobo ea ponahalo: Tlhahlobo e lokela ho etsoa ho sebelisoa 20W x 2 fluorescent lamps.
• Sebaka se pakeng tsa LCM le fluorescent lamps e lokela ho ba 100 cm kapa ho feta.
• Sebaka se pakeng tsa LCM le mahlo a mohlahlobi e lokela ho ba 25 cm kapa ho feta.
• The viewtataiso ea ho hlahloba ke 35° ho tloha holimo ho ea holimo khahlano le LCM.
• Sebaka: Sebaka sa pontšo se sebetsang (bonyane viewsebaka).
• Sebaka sa B: Sebaka sa ponts'o se sa sebetseng (ka ntle viewsebaka).

Tlhaloso ea netefatso ea boleng

• Tekanyetso ea tlhahlobo ea AQL
• Sampmokhoa oa ling: GB2828-87, Level II, single sampLikarolo tsa bofokoli ba ling (Hlokomela: * ha e kenyelelitsoe)

Hlophisa		Ntho	Hlokomela	AQL
Major	Boemo ba pontšo	Potoloho e khutšoanyane kapa e bulehileng	1	0.65
		LC dutla
		Ho qepha
		Ha ho ponts'o
		E fosahetse viewing direction
		Bothata ba ho bapisa (dim, ghost)	2
		Backlight	1,8
	E sa bontsheng	Cable e sephara kapa pin reverse	10
		Karolo e fosahetseng kapa e sieo	11
Nyenyane	Boemo ba pontšo	Ho kheloha bokamorao ba mebala	2	1.0
		Letheba le letsho le lerole	3
		Bothata ba mela, Scratch	4 5
		Mookoli
		Chip	6
		Pinhole	7
	Polarizer	Hlahisa	12
		Bubble le lintho tse tsoang linaheng tse ling	3
	Soldering	Khokahano e fosahetseng	9
	Mohala	Khokahano e fosahetseng	10
	TAB	Boemo, Matla a tlamahano	13

Tlhokomeliso mabapi le ho hlophisoa ha liphoso

Che.	Ntho	Criterion
1	Potoloho e khutšoanyane kapa e bulehileng	Ha e lumelle
	LC dutla
	Ho qepha
	Ha ho ponts'o
	E fosahetse viewing direction
	Fosahetse Back-lebone
2	Bothata ba ho bapisa	Sheba tumello sample
	Ho kheloha bokamorao ba mebala
3	Bothata ba ntlha, Letheba le letšo, lerole (ho kenyeletsoa le Polarizer)     j = (X+Y)/2	Unit: inch2 Ntlha Boholo Qty e amohelehang. j<0.10 Hlokomoloha 0.10 2 0.15 1 j>0.25 0
4	Bothata ba mela, Scratch	Yuniti: mm Mola Qty e amohelehang. L W   — 0.05>W  Hlokomoloha 3.0>L 0.1>W>0.05 2.0>L 0.15≥W>0.1
5	Mookoli	Ha ho liphetoho tse fetang tse peli tsa mebala ho pholletsa le viewing area.

Che.	Ntho	Criterion
7	Karolo ea mohlala W = Bophara ba karolo j = (X+Y)/2	(1) Sekoti j <0.10mm e amoheleha. Yuniti: mm Boholo ba Ntlha Qty e amohelehang j≤1/4W Hlokomoloha 1/4W<j≤1/2W 1 j＞1/2W 0
8	Morao-lebone	(1) 'Mala oa lebone le ka morao o lokela ho lumellana le litlhaloso. (2) Se lumelle ho thekesela
9	Soldering	(1) Se ke oa lumella libolo tse boima tse litšila le tsa solder ho PCB. (Boholo ba litšila bo bolela sekoli sa ntlha le lerole) (2) Ka holimo ho 50% ea loto e lokela ho rekisoa Mobung.
10	Mohala	(1) Mohala oa koporo ha oa lokela ho rusa (2) Se ke oa lumella mapetsong a khokahanyo ea terata ea koporo. (3) Se lumelle ho khutlisa boemo ba thapo e bataletseng. (4) Se lumelle terata ea koporo e pepesitsoeng ka har'a thapo e bataletseng.
11*	PCB	(1) Se lumelle mafome a screw kapa tšenyo. (2) Se ke oa lumella ho lahleheloa kapa ho beha likarolo tse fosahetseng.

Ho tšepahala ha LCM

Boemo ba teko ea ho tšepahala:

Ntho	Boemo	Nako (lihora)	Tekolo
Mocheso o phahameng. Polokelo	80°C	48	Ha ho na lintho tse sa tloaelehang mesebetsing le ponahalong
Mocheso o phahameng. Ho sebetsa	70°C	48
Mocheso o tlase. Polokelo	-30°C	48
Mocheso o tlase. Ho sebetsa	-20°C	48
Mongobo	40°C/ 90%RH	48
Temp. Baesekele	0°C ¬ 25°C ®50°C (30 mets ¬ 5 mets ® 30min)	10 potoloho

Nako ea ho hlaphoheloa e lokela ho ba bonyane lihora tse 24. Ho feta moo, ts'ebetso, ts'ebetso le chebahalo li ke ke tsa senyeha ka mokhoa o makatsang nakong ea lihora tse 50,000 tlas'a maemo a tloaelehileng a ts'ebetso le ho boloka mocheso oa kamore (20 + 8 ° C), mongobo o tloaelehileng (ka tlase ho 65% RH), le sebakeng se sa pepesehang. khanya ea letsatsi e tobileng.

Tlhokomeliso ea ho sebelisa LCD/LCM

• LCD / LCM e bokelloa 'me e lokisoa ka tekanyo e phahameng ea ho nepahala.
• U se ke ua leka ho fetola kapa ho fetola.
• Se latelang se lokela ho hlokomeloa.

Litlhokomelo tse Akaretsang:

1. LCD panel e entsoe ka khalase. Qoba ho thothomela ho feteletseng kapa ho kenya khatello e matla holim'a sebaka sa pontšo.
2. Polarizer e sebelisitsoeng holim'a ponts'o e ngolisoa habonolo ebile e senyeha. Tlhokomelo e feteletseng e lokela ho nkoa ha u tšoara. Ho hloekisa lerōle kapa litšila holim'a pontšo, hlakola ka bonolo ka k'hothone, kapa lintho tse ling tse bonolo tse kolobisitsoeng ka joala ba isopropyl, ethyl alcohol, kapa trichloro tri florothane, u se ke ua sebelisa metsi, ketone, kapa aromatics, 'me le ka mohla u se ke ua khohla ka thata.
3. U se ke ua tamper ka tsela efe kapa efe ka li-tab tse holim'a foreimi ea tšepe.
4. Se ke oa etsa phetoho efe kapa efe ho PCB ntle le ho buisana le XIAMEM OCULAR
5. Ha o kenya LCM, etsa bonnete ba hore PCB ha e tlas'a khatello leha e le efe e kang ho koba kapa ho sotha. Mabitso a Elastomer a boreleli haholo 'me a haelloa ke lipikselse a ka bakoa ke ho kheloha ha likarolo life kapa life.
6. Qoba ho tobetsa bezel ea tšepe, ho seng joalo sehokedi sa elastomer se ka holofala mme sa lahleheloa ke kamano, se bakang lipikselse tse sieo le ho baka mookoli skrineng.
7. Hlokomela hore u se ke ua ama kapa ua koenya likristale tsa metsi tse ka 'nang tsa lutla seleng e senyehileng. Haeba kristale leha e le efe ea metsi e namela letlalong kapa liaparong, e hlatsoe hang-hang ka sesepa le metsi.

Litlhokomelo tsa Motlakase o tsitsitseng:

1. CMOS-LSI e sebelisoa bakeng sa potoloho ea module; ka hona, li-operators li tlameha ho theoa nako le nako ha a kopana le mojule.
2. Se ke oa ama karolo efe kapa efe ea conductive joalo ka LSI pads; koporo e etella pele ho PCB le li-terminal tsa interface tse nang le likarolo life kapa life tsa 'mele oa motho.
3. Se ke oa ama li-terminals tsa ponts'o ka matsoho a sa roala letho; e tla etsa hore ho khaolloe kapa ho se sebetse hantle ha li-terminals.
4.  Li-module li lokela ho bolokoa ka mekotleng ea anti-static kapa lijana tse ling tse hananang le static bakeng sa polokelo.
5. Ho lokela ho sebelisoa litšepe tsa soldering tse theiloeng hantle feela.
6. Haeba ho sebelisoa screwdriver ea motlakase, e lokela ho theoa fatše le ho sireletsoa ho thibela litlhase.
7. Mehato e tloaelehileng ea thibelo e tsitsitseng e lokela ho hlokomeloa bakeng sa liaparo tsa mosebetsi le libenche tse sebetsang.
8. Kaha moea o omileng o kenella ho static, mongobo o lekanyelitsoeng oa 50-60% oa khothaletsoa.

Litlhokomelo tsa Soldering:

1. Soldering e lokela ho etsoa feela ho li-terminals tsa I / O.
2. Sebelisa litšepe tsa solder tse nang le motheo o nepahetseng 'me ha ho na ho lutla.
3. Mocheso oa soldering: 280°C+10°C
4.  Nako ea soldering: metsotsoana e 3 ho isa ho e 4.
5. Sebelisa solder ea eutectic e nang le ho tlatsa resin flux.
6. Haeba phallo e sebelisoa, bokaholimo ba LCD bo lokela ho sireletsoa ho qoba ho fafatsa phallo.
7. Masala a Flux a lokela ho tlosoa.

Litlhokomelo tsa ts'ebetso:

1. The viewing angle e ka fetoloa ka ho fetola molumo oa LCD oa ho khannatage Vo.
2. Ho tloha ha e sebelisoa DC voltage baka karabelo ea electrochemical, e senyang ponts'o, mochini o sebelisoang oa pulse waveform e lokela ho ba symmetric hoo ho seng karolo ea DC e setseng. Etsa bonnete ba hore o sebelisa matla a sebetsang a boletsoengtage.
3. Ho khanna voltage lokela ho bolokoa ka har'a moeli o boletsoeng; boima bo feteletsengtage tla khutsufatsa bophelo ba ponahatso.
4. Nako ea ho arabela e eketseha ka ho fokotseha ha mocheso.
5. 'Mala oa ponts'o o ka angoa ke mocheso o kaholimo ho sebaka sa ts'ebetso.
6. Boloka mocheso ka har'a mefuta e boletsoeng ea tšebeliso le polokelo. Mocheso o feteletseng le mongobo li ka baka ho senyeha ha polarization, ho phunya ha polarizer kapa ho hlahisa lipululana.
7. Bakeng sa polokelo ea nako e telele ho feta 40 ° C e hlokahalang, mongobo o lekanyelitsoeng o lokela ho bolokoa ka tlase ho 60%, 'me u qobe khanya ea letsatsi e tobileng.

Litokomane / Lisebelisoa

Handson Technology DSP-1165 I2C Serial Interface 20x4 LCD Mojule [pdf] Bukana ea Mosebelisi DSP-1165 I2C Serial Interface 20x4 LCD Module, DSP-1165, I2C Serial Interface 20x4 LCD Mojule, 20x4 LCD Mojule, 20x4 LCD Mojule, LCD Mojule, LCD Mojule.

Litšupiso

• Bukana ea Mosebelisi