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

Nkọwapụta

• Dakọtara na Arduino Board ma ọ bụ bọọdụ njikwa ndị ọzọ nwere ụgbọ ala I2C.
• Ụdị ngosi: Oji na ìhè azụ odo-acha ndụ ndụ.
• Adreesị I2C: 0x38-0x3F (0x3F default).
• Tụkwasịnụ voltage: 5V.
• Ihuenyo: I2C ka 4-bit LCD data na akara akara.
• Ndozi ihe dị iche: Potentiometer arụnyere n'ime ya.
• Njikwa ọkụ azụ: Firmware ma ọ bụ jumper waya.
• Nha bọọdụ: 98 × 60 mm.

Ntuziaka ojiji ngwaahịa

Ntọlite

Mpempe akwụkwọ nhọrọ adreesị na bọọdụ piggyback I2C-na-LCD. Ntọala adreesị ndabara bụ 3Fh. Soro eserese sekit ntụaka iji jiri microcontroller jikọọ ya.

Ngosipụta ihuenyo I2C LCD

1. Solder I2C-to-LCD piggy-back board na modul LCD 16-pin na-eme ka ngbanwe kwesịrị ekwesị.
2. Jikọọ modul LCD na Arduino gị site na iji wires jumper anọ dịka ntuziaka ntuziaka.

Ntọala Arduino:

• Budata ma wụnye Arduino I2C LCD ọba akwụkwọ. Kpọgharia aha nchekwa ọba akwụkwọ LiquidCrystal dị na nchekwa ọba akwụkwọ Arduino gị dị ka ndabere.
• Detuo na mado ex nyereampLe sketch n'ime Arduino IDE, nyochaa ma bulite ihe osise ahụ na bọọdụ Arduino gị.

Ajụjụ:

Ajụjụ: Gịnị bụ adreesị I2C ndabara nke modul?

• A: Adreesị I2C ndabara bụ 0x3F, mana enwere ike ịtọ ya n'etiti 0x38-0x3F.

Ajụjụ: Kedu ka m ga-esi gbanwee ọdịiche nke ngosi ahụ?

• A: Modul nwere ihe arụrụ arụrụ n'ime potentiometer maka ngbanwe ọdịiche.

Ajụjụ: Enwere m ike ijikwa ọkụ azụ nke ngosi?

• A: Ee, ị nwere ike ijikwa ọkụ azụ site na firmware ma ọ bụ site na iji waya jumper.
• Nke a bụ ihe I2C interface 20 × 4 LCD modul, ọhụrụ elu-4-akara 20-agwa LCD modul na on-board iche njikwa mgbanwe, backlight, na I2C nkwurịta okwu interface.
• Maka ndị mbido Arduino, enweghị njikọ sekit ọkwọ ụgbọ ala LCD ọzọ dị mgbagwoju anya.
• The ezigbo ịrịba amatagNke a I2C Serial LCD modul ga-eme ka njikọ sekit dị mfe, chekwaa ụfọdụ pin I/O na bọọdụ Arduino, mmepe ngwa ngwa ngwa ngwa yana ọbá akwụkwọ Arduino dị ebe niile.
• SKU: DSP-1165

Obere data:

• Dakọtara ya na Arduino Board ma ọ bụ bọọdụ njikwa ndị ọzọ nwere ụgbọ ala I2C.
• Ụdị ngosi: Oji na ìhè azụ odo-acha ndụ ndụ.
• I2C Address:0x38-0x3F (0x3F ndabara)
• Tụkwasịnụ voltage: 5V
• Ihuenyo: I2C ka 4-bit LCD data na akara akara.
• Ndozi ihe dị iche: Potentiometer arụnyere n'ime ya.
• Njikwa ọkụ azụ: Firmware ma ọ bụ jumper waya.
• Nha bọọdụ: 98 × 60 mm.

Ntọlite

• LCD agwa Hitachi's HD44780 dị ọnụ ala ma dịkwa ebe niile ma bụrụ akụkụ dị mkpa nke ọrụ ọ bụla na-egosipụta ozi.
• Iji bọọdụ piggyback LCD, enwere ike igosipụta data achọrọ na LCD site na bọs I2C. N'ụkpụrụ, a na-ewu akpa azụ azụ ndị dị otú ahụ gburugburu PCF8574 (site na NXP) nke bụ ebumnobi n'ozuzu 8-bit I/O ọdụ ụgbọ mmiri nke na-eji usoro I2C.
• PCF8574 bụ sekit CMOS silicon nke na-enye mgbasawanye I/O dịpụrụ adịpụ (ihe 8-bit quasi-bidirectional) maka ọtụtụ ezinụlọ microcontroller site na ụgbọ ala bidirectional abụọ (I2C-bus).
• Rịba ama na ọtụtụ modul piggy-back gbadoro ụkwụ na PCF8574T (ngwugwu SO16 PCF8574 na ngwugwu DIP16) nwere adreesị ohu nke 0x27.
• Ọ bụrụ na bọọdụ piggyback gị na-ejide PCF8574AT mgbawa, mgbe ahụ adreesị ohu nke ndabara ga-agbanwe na 0x3F.
• Na nkenke, ọ bụrụ na bọọdụ piggyback dabere na PCF8574T na njikọ adreesị (A0-A1-A2) ejikọtaghị ya na solder ọ ga-enwe adreesị ohu 0x27.

Ntọala adreesị nke PCD8574A (wepụtara na nkọwa data PCF8574A)

• Mara: Mgbe mpe mpe akwa A0 ~ A2 meghere, a na-adọta pin ka VDD. Mgbe ntụtụ na-adị mkpụmkpụ, a na-akwatu ya na VSS.
• Ntọala ndabara nke modul a bụ A0 ~ A2 niile mepere emepe, yabụ dọtara ya na VDD. Adreesị ahụ bụ 3Fh na nke a.
• E gosipụtara eserese sekit ntụaka nke akpa azụ LCD Arduino dakọtara n'okpuru.
• Ihe na-esote bụ ozi gbasara otu esi eji otu n'ime akpa azụ azụ ndị a dị ọnụ ala iji jiri microcontroller jikọọ ya n'ụzọ e bu n'obi kee ya.
• Ihe osise sekit ntụaka nke bọọdụ piggyback I2C-to-LCD.

Ngosipụta LCD I2C.

• Nke mbu, ikwesiri ire osisi piggyback I2C-to-LCD na modul LCD 16-pin. Gbaa mbọ hụ na ntụtụ piggy-back nke I2C-to-LCD kwụ ọtọ ma dabara na modulu LCD, wee solder na pin nke mbụ ka ị na-edobe bọọdụ piggy-azụ I2C-na-LCD n'otu ụgbọ elu dị ka modulu LCD. Ozugbo ị rụchara ọrụ ire ere, nweta wires jumper anọ wee jikọọ modul LCD na Arduino gị dịka ntuziaka enyere n'okpuru.
• LCD ka Arduino wiring

Ntọala Arduino

• Maka nnwale a, ọ dị mkpa ibudata na wụnye ọba akwụkwọ "Arduino I2C LCD".
• Nke mbụ, nyegharịa folda ọbá akwụkwọ “LiquidCrystal” dị na nchekwa ọba akwụkwọ Arduino dị ka ndabere, wee gaa n'ihu na usoro ndị ọzọ.
• https://bitbucket.org/fmalpartida/new-liquidcrystal/downloads
• Na-esote, detuo-paste a example sketch Ndepụta-1 maka nnwale n'ime mpio koodu oghere, nyochaa, wee bulite.

Ndepụta Sketch Arduino-1:

• Ọ bụrụ na ị ji n'aka 100% na ihe niile dị mma, mana ị naghị ahụ mkpụrụedemede ọ bụla na ngosi, gbalịa gbanwee ite njikwa iche nke akpa azu wee tọọ ya n'ọnọdụ ebe ihe odide ahụ na-egbuke egbuke na ndabere enweghị. igbe ruru unyi n'azụ agwa. Ihe na-esonụ bụ akụkụ view nke nnwale onye ode akwụkwọ na koodu akọwapụtara n'elu nwere modul ngosi 20 × 4.
• Ebe ọ bụ na ihe ngosi nke onye edemede na-eji bụ ụdị "oji na-acha odo odo" na-egbuke egbuke, ọ na-esi nnọọ ike ịnweta ezigbo njide n'ihi mmetụta polarization.

Eserese a ga-egosipụtakwa agwa ezitere na Nleba anya:

• Na Arduino IDE, gaa na "Ngwaọrụ"> "Serial Monitor". Tọọ ọnụego baud ziri ezi na 9600.
• Pịnye agwa n'elu oghere wee pịa "Zipu".
• A ga-egosipụta eriri mkpụrụedemede na modul LCD.

Akụrụngwa

• Handson Technology
• Lelong.com.m
• HandsOn Teknụzụ na-enye usoro mgbasa ozi na mmekọrịta maka onye ọ bụla nwere mmasị na ngwa elektrọn.
• Site na onye mbido ruo diehard, site na nwata akwụkwọ gaa na onye nkuzi. Ozi, mmụta, mkpali na ntụrụndụ.
• Analog na dijitalụ, bara uru na usoro iwu; software na ngwaike.
• HandsOn Teknụzụ na-akwado Platform Mmepe nke Open Source Hardware (OSHW).
• Mụta: Kekọrịta imewe www.handsontec.com

Ihu dị n'azụ àgwà ngwaahịa anyị

• N'ime ụwa nke mgbanwe na-agbanwe agbanwe na mmepe teknụzụ na-aga n'ihu, ngwaahịa ọhụrụ ma ọ bụ dochie anya adịghị anya - na ha niile kwesịrị ịnwale.
• Ọtụtụ ndị na-ere ahịa na-ebubata ma na-ere na-enweghị akwụkwọ ndenye ego na nke a enweghị ike ịbụ mmasị kachasị nke onye ọ bụla, ọkachasị ndị ahịa. A na-anwale akụkụ ọ bụla a na-ere na Handsotec.
• Yabụ mgbe ịzụrụ n'ụdị ngwaahịa Handsontec, ị nwere ike inwe obi ike na ị na-enweta ogo na uru pụtara ìhè.
• Anyị na-agbakwụnye akụkụ ọhụrụ ka ị nwee ike ịmalitegharị na ọrụ ọzọ gị.

Atụmatụ

1. 5×8 ntụpọ nwere cursor
2. STN(Yellow-Green), Ọdịmma, Na-agbanwe agbanwe
3. 1/16 okirikiri ọrụ
4. Viewntụziaka: 6:00 elekere
5. Onye njikwa arụnyere (S6A0069 ma ọ bụ ihe dakọtara)
6. + 5V ike ọkọnọ
7. BKL na-acha odo odo-Green, nke A, K ga-ebugharị

Akụkụ ndepụta

Ngosipụta kachasị

Ihe	Akara	Ọkọlọtọ			Nkeji
Ike voltage	VDD-VSS	0	–	7.0	V
Ntinye voltage	Vin	VSS	–	VDD
Oke okpomọkụ na-arụ ọrụ	N'elu	-20	–	+70	℃
Oke okpomọkụ nchekwa	Nwalee	-30	–	+80

Ihe osise ngọngọ

Nkọwa pin interface

Ntụtụ ọ dịghị.	Akara	Njikọ mpụga	Ọrụ
1	VSS	Ịnye ọkụ	Ala mgbaama maka LCM (GND)
2	VDD		Ọkụ ọkụ maka mgbagha (+5V) maka LCM
3	V0		Mgbanwe ọdịiche
4	RS	MPU	Deba aha akara ngosi họrọ
5	R/W	MPU	Gụọ/dee akara ngosi họrọ
6	E	MPU	Ọrụ (data na-agụ/dee) na-eme ka mgbama nwee ike
7-10	DB0 ~ DB3	MPU	Ahịrị ụgbọ ala data steeti anọ nwere obere usoro bi-directional atọ. Eji maka mbufe data n'etiti MPU na LCM. A naghị eji anọ ndị a eme ihe n'oge ọrụ 4-bit.
11-14	DB4 ~ DB7	MPU	Ahịrị ụgbọ ala data steeti anọ nwere nnukwu usoro bi-directional atọ. Eji maka mbufe data n'etiti MPU
15	A(LED+)	LED BKL ike ọkọnọ	Ọkụ ọkụ maka BKL (Anode)
16	K (LED-)		Ọkụ ọkụ maka BKL (GND)

Mgbanwe ọdịiche

• VDD~V0: LCD ịnya ụgbọ ala Voltage
• VR: 10k ~ 20k

Njirimara anya

Ihe	Akara	Ọnọdụ	Min.	Ụdị.	Oke.	Nkeji
Viewakụkụ n'akuku	θ1	Cr≥3		20		deg
	θ2			40
	Φ1			35
	Φ2			35
Ọnụọgụ dị iche	Cr		–	10	–	–
Oge nzaghachi (ebili)	Tr	–	–	200	250	ms
Oge nzaghachi (ọdịda)	Tr	–	–	300	350

Njirimara eletrik

Eserese sekit ọkụ azụ (ọkụ 12X4)

Agba: Odo-acha ndụ ndụ

RATING LED

ITEM	AKWỤKWỌ	MIN	Ydị.	MAX	UNIT
gawa n'ihu VolTAGE	VF	4.0	4.2	4.4	V
GAA n'ihu ugbu a	IF	–	240	–	MA
IKE	P	–	1.0	–	W
OKWU EGO	ΛP	569	571	573	NM
Ìhè	LV	–	340	–	CD/M2
Oke okpomọkụ na-arụ ọrụ	Vop	-20	–	+70	℃
Oke okpomọkụ nchekwa	Vst	-25	–	+80

Njirimara DC

Oke	Akara	Ọnọdụ	Min.	Ụdị.	Oke.	Nkeji
Tụkwasịnụ voltage maka LCD	VDD-V0	Ta = 25 ℃	–	4.5	–	V
Ntinye voltage	VDD		4.7	5.0	5.5
Nnye ugbu a	gbakwunye	Ta=25℃, VDD=5.0V	–	1.5	2.5	mA
Ntinye ntanye ugbu a	ILKG		–	–	1.0	uA
Ntinye ọkwa “H” voltage	VIA		2.2	–	VDD	V
Ntinye ọkwa “L” voltage	VIL	Ugboro abụọ uru mbụ ma ọ bụ obere	0	–	0.6
“H” ọkwa mmepụta voltage	VOH	LOH = -0.25mA	2.4	–	–

“L” ọkwa mmepụta voltage	VOL	LOH=1.6mA	–	–	0.4
Ọkụ azụ azụ ugbu a	IF	VDD=5.0V,R=6.8W	–	240	–

Dee okirikiri (Ta=25℃, VDD=5.0V)

Oke	Akara	Nwalee ntụtụ	Min.	Ụdị.	Oke.	Nkeji
Kwado oge okirikiri	tc	E	500	–	–	ns
Kwado obosara usu	tw		230	–	–
Kwado oge ịrị elu/ọdịda	t, tf		–	–	20
RS; Oge nhazi R/W	tsu1	RS; R/W	40	–	–
RS; R/W oge njide	nke 1		10	–	–
Mwepụta data igbu oge	tsu2	DB0 ~ DB7	80	–	–
Oge njide data	nke 2		10	–	–

Dee eserese oge ọnọdụ

Ọgụgụ okirikiri (Ta=25℃, VDD=5.0V)

Oke	Akara	Nwalee ntụtụ	Min.	Ụdị.	Oke.	Nkeji
Kwado oge okirikiri	ka	E	500	–	–	ns
Kwado obosara usu	TW		230	–	–
Kwado oge ịrị elu/ọdịda	t, tf		–	–	20
RS; Oge nhazi R/W	tsu	RS; R/W	40	–	–
RS; R/W oge njide	th		10	–	–
Mwepụta data igbu oge	td	DB0 ~ DB7	–	–	120
Oge njide data	nke		5	–	–

Gụọ eserese oge mode

Nkọwa ọrụ

Usoro interface

• Nke a mgbawa nwere ụdị interface abụọ nwere MPU: 4-bit ụgbọ ala na 8-bit ụgbọ ala. A na-ahọrọ ụgbọ ala 4-bit na ụgbọ ala 8-bit site na DL bit n'ime ndekọ ntụziaka.

Ọkọlọtọ nọ n'ọrụ (BF)

• Mgbe BF = "Elu", ọ na-egosi na a na-ahazi ọrụ ime. Ya mere, n'oge a, enweghị ike ịnakwere ntụziaka ọzọ.
• Enwere ike ịgụ BF, mgbe RS = Ala na R / W = Elu (Gụọ Ọrụ Ntuziaka), site na ọdụ ụgbọ mmiri DB7. Tupu ịmee ntụziaka na-esote, jide n'aka na BF adịghị elu.

Counter adreesị (AC)

• Adreesị Counter (AC) na-echekwa adreesị DDRAM/CGRAM, ebufere na IR. Mgbe edechara n'ime (ịgụ site na) DDRAM/CGRAM, AC na-abawanye na-akpaghị aka (welata) site na 1.
• Mgbe RS = "Ọ dị ala" na R/W = "Elu", enwere ike ịgụ AC site na ọdụ ụgbọ mmiri DB0 - DB6.

Gosipụta RAM data (DDRAM)

• DDRAM na-echekwa data ngosipụta nke kacha nke bit 80 x 8 ( mkpụrụedemede 80). Edere adreesị DDRAM na counter adreesị (AC) dị ka ọnụọgụ hexadecimal.

Gosipụta ọnọdụ

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 (Ụdị Generator ROM)

• CGROM nwere ụkpụrụ mkpụrụedemede 5 x 8 204 yana ntụpọ 5 x 10 32. CGROM nwere ụkpụrụ agwa 204 nke ntụpọ 5 x 8.

CGRAM (RAM nke agwa Generator)

• CGRAM nwere ihe ruru ntụpọ 5 × 8, mkpụrụedemede 8. Site na ide data font na CGRAM, enwere ike iji mkpụrụedemede akọwapụtara onye ọrụ.

Mmekọrịta dị n'etiti adreesị CGRAM, Koodu agwa (DDRAM), na ụkpụrụ agwa (data CGRAM)

ndetu:

1. Mpempe mkpụrụedemede 0 ruo 2 kwekọrọ na ibe n'ibe adreesị CGRAM 3 ruo 5 (bit 3: ụdị 8).
2. CGRAM na-edobe ibe n'ibe 0 ruo 2 wee gosipụta ọnọdụ ahịrị agwa. Ahịrị 8th bụ ọnọdụ cursor na ngosipụta ya bụ nke ezi uche ma ọ bụ jiri cursor hibere ya. Jikwaa data ahịrị 8th, dabara na ọnọdụ ngosipụta cursor, na 0 dị ka ngosipụta cursor. Ọ bụrụ na data ahịrị 8 bụ 1, 1 bit ga-amụnye ahịrị 8 n'agbanyeghị ọnụnọ cursor.
3. Ọkwa akara ngosi agwa dabara na ibe n'ibe data CGRAM 0 ruo 4 (bit 4 nọ n'aka ekpe).
4. Dị ka e gosiri na Tebụl, a na-ahọrọ ụkpụrụ agwa CGRAM mgbe koodu ibe 4 ruo 7 bụ ihe niile 0. Otú ọ dị, ebe ọ bụ na koodu bit 3 enweghị mmetụta, ihe ngosi R ex.ampEnwere ike ịhọrọ le n'elu site na koodu agwa 00H ma ọ bụ 08H.
5. 1 maka data CGRAM kwekọrọ na nhọrọ ngosi yana 0 maka enweghị nhọrọ na-egosi enweghị mmetụta.

Ihe njikwa cursor/Blink Control

Ọ na-ejikwa cursor/blink ON/ Gbanyụọ na ọnọdụ cursor.

Nkọwa ntuziaka

Nkọwapụta

• Iji merie ọdịiche ọsọ dị n'etiti elekere ime nke S6A0069 na elekere MPU, S6A0069 na-arụ ọrụ dị n'ime site na ịchekwa njikwa na nhazi na IR ma ọ bụ DR.
• A na-ekpebi ọrụ dị n'ime dị ka mgbama sitere na MPU, nke gụnyere bọs ọgụgụ / dee na data (tụ aka na tebụl 7).

Enwere ike kewaa ntuziaka na otu anọ:

1. Ntụziaka ntọala ọrụ S6A0069 (usoro ngosipụta, tọọ ogologo data, wdg)
2. Tọọ ntụziaka adreesị na RAM nke ime
3. Ntuziaka mbufe data na RAM ime
4. Ndị ọzọ

• A na-abawanye ma ọ bụ wedata adreesị nke RAM dị n'ime ozugbo site na 1.
• Mara: N'oge ime ime, a na-agụ ọkọlọtọ na-arụsi ọrụ ike (DB7) "Elu".
• Nlele ọkọlọtọ na-arụsi ọrụ ike ga-eburịrị ntuziaka na-esote.

Tebụl ntụziaka

Ntuziaka V: B

Koodu ntuziaka 6/18

Nkọwa 2008/06/02

Egbu

RS

R/W

DB7

DB6

DB 5

DB4

DB3

DB2

DB 1

DB0

oge (fosc = 270 KHZ

Kpochapụ ihe ngosi

0

0

0

0

0

0

0

0

0

1

Dee “20H” na DDRA wee tọọ adreesị DDRAM ka ọ bụrụ “00H” site na AC

1.53ms

Laghachi n'ụlọ

0

0

0

0

0

0

0

0

1

–

Tọọ adreesị DDRAM ka ọ bụrụ “00H” Site na AC wee weghachi cursor n'ọnọdụ izizi ya ma ọ bụrụ na agbanwere ya. Agbanweghị ọdịnaya nke DDRAM.

1.53ms

Tọọ ụdị ntinye

0

0

0

0

0

0

0

1

I/D

SH

Kenye ntụzịaka na-akpụ akpụ na nchapụta nke ihe ngosi niile

39m

Gosipụta njikwa ngbanwu/ Gbanyụọ

0

0

0

0

0

0

1

D

C

B

Tọọ ngosi (D), cursor (C), na ịcha cursor (B) ịgbanwu/ gbanyụọ Obere njikwa.

Cursor ma ọ bụ Ngosipụta mgbanwe

0

0

0

0

0

1

S/C

R/L

–

–

Tọọ cursor na-akpụ akpụ wee gosipụta ntakịrị njikwa Shift, yana ntụzịaka, na-agbanweghị nke Ebe nchekwa data DDRAM.

39m

Ntọala ọrụ

0

0

0

0

1

DL

N

F

–

–

Tọọ ogologo data interface (DL: 8- Bit/4-bit), ọnụọgụ nke ahịrị ngosi (N: = 2-akara/1-ahịrị), na, Ngosipụta ụdị mkpụrụedemede (F: 5×11/5×8)

39m

Tọọ CGRAM Adreesị

0

0

0

1

AC5

AC4

AC3

AC2

AC1

AC0

Tọọ adreesị CGRAM na adreesị Counter.

39m

Tọọ DDRAM Adreesị

0

0

1

AC6

AC5

AC4

AC3

AC2

AC1

AC0

Tọọ adreesị DDRAM na adreesị Counter.

39m

Gụọ ọkọlọtọ na adreesị ọrụ n'aka

0

1

BF

AC6

AC5

AC4

AC3

AC2

AC1

AC0

Enwere ike mara ma n'oge arụ ọrụ ime ma ọ bụ na ọ bụghị site n'ịgụ BF. Enwere ike ịgụ ọdịnaya nke counter adreesị.

0m

Dee data na Adreesị

1

0

D7

D6

D5

D4

D3

D2

D1

D0

Dee data n'ime RAM nke ime (DDRAM/CGRAM).

43m

Gụọ data sitere na RAM

1

1

D7

D6

D5

D4

D3

D2

D1

D0

Gụọ data sitere na RAM ime (DDRAM/CGRAM).

43m

• IHE: Mgbe emebere mmemme MPU na-enyocha ọkọlọtọ na-arụsi ọrụ ike (DB7), ọ ga-adị mkpa 1/2fosc dị mkpa maka imezu ntuziaka na-esote site na ọdịda nke akara “E” mgbe ọkọlọtọ ọrụ n'aka (DB7) na-aga “Low” .

ọdịnaya

1. Kpochapụ ihe ngosi
   

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

   • Hichapụ data ngosi niile site na ide "20H" (koodu oghere) na adreesị DDRAM niile, ma tọọ adreesị DDRAM ka ọ bụrụ "00H" n'ime AC (ọnụahịa adreesị).
   • Weghachi cursor na ọkwa mbụ, ya bụ, weta cursor na nsọtụ aka ekpe na ahịrị mbụ nke ngosi ahụ. Mee nkwalite ọnọdụ ntinye (I/D=“Elu”).
2. Laghachi n'ụlọ
   

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

   • Nlaghachi n'ụlọ bụ ntụziaka nlọghachi ụlọ cursor.
   • Tọọ adreesị DDRAM ka ọ bụrụ "00H" na counter adreesị.
   • Weghachi cursor na saịtị izizi wee weghachi ngosi n'ọkwa izizi ya, ọ bụrụ na agbanwere ya. Ọdịnaya nke DDRAM anaghị agbanwe.
3. Ntọala ụdị ntinye
   

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

   • Tọọ ụzọ mbugharị nke cursor na ngosi.
   • I/D: mmụba/mbelata adreesị DDRAM (cursor ma ọ bụ blink)
   • Mgbe I/D=“dị elu”, cursor/blink na-aga n’aka nri, na adreesị DDRAM na-abawanye site na 1.
   • Mgbe I/D=“Ọ dị ala”, cursor/blink na-aga n'aka ekpe yana adreesị DDRAM na-abawanye site na 1.
   • CGRAM na-arụ ọrụ n'otu ụzọ ahụ dị ka DDRAM mgbe ị na-agụ ma ọ bụ na-ede na CGRAM.
   • SH: mgbanwe nke dum ngosi
   • Mgbe DDRAM na-agụ (CGRAM na-agụ/dee) arụ ọrụ ma ọ bụ SH = "Low", a naghị eme mgbanwe nke ngosi niile.
   • Ọ bụrụ SH = "Elu" na DDRAM dee ọrụ, a na-eme mgbanwe nke ngosi niile dịka uru I/D siri dị. (I/D=“elu” ngbanwe aka ekpe, I/D=“Ọ dị ala”. Mfegharị aka nri).
4. Gosipụta njikwa ngbanwu/ Gbanyụọ
   

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

   • Ngosipụta njikwa/cursor/blink ON/ Gbanyụọ 1 bit ndekọ.
   • D: Gosipụta ON/ Gbanyụọ ntakịrị njikwa
   • Mgbe D=“Elu”, agbanyere ihe ngosi niile.
   • Mgbe D=“Ọ dị ala”, a na-agbanyụ ihe ngosi, mana data ngosi na-anọgide na DDRAM.
   • C: cursor ON/ Gbanyụọ bit akara
   • Mgbe D=“Elu”, agbanyere cursor.
   • Mgbe D=“Ọ dị ala”, cursor na-apụ n'anya na ngosipụta ugbu a, mana ndebanye aha I/D na-echekwa data ya.
   • B: Cursor blink ON/ Gbanyụọ ntakịrị njikwa
   • Mgbe B=“Elu”, cursor blink na-agbanye, nke na-eme ọzọ n'etiti data “Elu” niile wee gosipụta mkpụrụedemede na ọnọdụ cursor.
   • Mgbe B=“Ọ dị ala”, enyo na-agbanyụ.
5. Cursor ma ọ bụ mgbanwe ngosi
   

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

   • Ngbanwe nke ọnọdụ ihe nrụaka aka nri/aka ekpe ma ọ bụ ngosipụta na-edeghị ma ọ bụ ịgụ data ngosi. A na-eji ntuziaka a iji dozie ma ọ bụ chọọ data ngosi.
   • N'oge ngosi ụdị ahịrị abụọ, cursor na-aga n'ahịrị nke abụọ ka ọnụọgụ 2 nke ahịrị nke mbụ gachara.
   • Rịba ama na a na-eme mgbanwe ngosi n'otu oge n'ahịrị niile.
   • Mgbe agbanwere data ngosi ugboro ugboro, ahịrị ọ bụla na-atụgharị n'otu n'otu.
   • Mgbe emere ngbanwe ngosi, a naghị agbanwe ọdịnaya nke counter adreesị.
   • Ịgbanwe ụkpụrụ dabere na S/C na R/L ibe n'ibe
     

     S/C	R/L	Ọrụ
     0	0	Tụgharịa cursor gaa n'aka ekpe, ma AC na-ebelata site na 1
     0	1	Tụgharịa cursor gaa n'aka nri, ma AC na-abawanye site na 1

     1	0	Tụgharịa ihe ngosi niile gaa n'aka ekpe, cursor na-aga dịka ngosipụta si dị
     1	1	Tụgharịa ngosi niile gaa n'aka nri, cursor na-aga dịka ngosi ahụ siri dị

6. Ntọala ọrụ
   

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

   • DL: Obere njikwa ogologo data interface
   • Mgbe ole DL=“Elu”, ọ pụtara ụdị ụgbọ ala 8-bit nwere MPU.
   • Mgbe ole DL=“Ọ dị ala”, ọ pụtara ụdị ụgbọ ala 4-bit nwere MPU. N'ihi ya, DL bụ mgbaama ịhọrọ ụdị ụgbọ ala 8-bit ma ọ bụ 4-bit. Mgbe ọnọdụ 4-mana ụgbọ ala, ọ ga-ebufe data 4-bit ugboro abụọ.
   • N: Ngosipụta ntakịrị akara akara akara
   • Mgbe ole N=“Ọ dị ala”, edobere ọnọdụ ngosi 1-akara.
   • Mgbe ole N=“Elu”, edobere ụdị ngosi 2-ahịrị.
   • F: Ngosipụta ntakịrị akara akara akara
   • Mgbe ole F=“Ọdị ala”, 5×8 ntụpọ ụdị ngosi ka atọrọ.
   • Mgbe ole F=“Elu”, ọnọdụ ngosi usoro ntụpọ 5×11.
7. Tọọ adreesị CGRAM
   

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

   • Tọọ adreesị CGRAM na AC.
   • Ntuziaka a na-eme ka data CGRAM dị na MPU.
8. Tọọ adreesị DDRAM
   

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

   • Tọọ adreesị DDRAM na AC.
   • Ntuziaka a na-eme ka data DDRAM dị na MPU.
   • Mgbe ọnọdụ ngosi 1-akara (N = LOW), adreesị DDRAM sitere na "00H" ruo "4FH" , na ọnọdụ ngosi 2-ahịrị (N = High), adreesị DDRAM dị na ahịrị nke mbụ na-etolite "1H" na " 00H”, na adreesị DDRAM dị na ahịrị nke abụọ sitere na “27H” ruo “2H”.
9. Gụọ ọkọlọtọ na adreesị ọrụ n'aka
   

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

   • Ntuziaka a na-egosi ma S6A0069 nọ n'ime ọrụ ma ọ bụ na ọ bụghị.
   • Ọ bụrụ na nsonaazụ BF bụ "Elu", arụ ọrụ ime na-aga n'ihu ma chere ka BF dị ala, mgbe ahụ enwere ike ịme ntụziaka ọzọ.
   • N'ime ntuziaka a, ị nwekwara ike ịgụ uru nke counter counter.
10. Dee data na RAM
    

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

    • Dee data 8-bit ọnụọgụ abụọ na DDRAM/CGRAM.
    • Nhọrọ nke RAM sitere na DDRAM, na CGRAM, ka edobere site na ntuziaka setịpụrụ adreesị gara aga (ederede adreesị DDRAM, adreesị CGRAM setịpụrụ).
    • Ntuziaka setịpụrụ RAM nwekwara ike ikpebi ntụzịaka AC na RAM.
    • Mgbe arụ ọrụ ederede gasịrị. A na-abawanye/belata adreesị na-akpaghị aka site na 1, dịka ọnọdụ ntinye siri dị.
    • Gụọ data sitere na RAM
      

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

• Gụọ data 8-bit ọnụọgụ abụọ sitere na DDRAM/CGRAM.
• Nhọrọ nke RAM ka edobere site na ntuziaka setịpụrụ adreesị gara aga. Ọ bụrụ na emebeghị ntuziaka setịpụ adreesị nke RAM tupu ntuziaka a, data agụburu nke mbụ abaghị uru, n'ihi na ekpebibeghị ntuziaka AC.
• Ọ bụrụ na a na-agụ data RAM ọtụtụ oge na-enweghị ntuziaka adreesị RAM e debere na mbụ, ọrụ ịgụ, enwere ike nweta data RAM ziri ezi site na nke abụọ. Agbanyeghị, data mbụ ga-abụ ezighi ezi, ebe ọ nweghị oke oge iji nyefee data RAM.
• N'ihe banyere ọrụ ọgụgụ DDRAM, nkuzi mgbanwe cursor na-arụ otu ọrụ dị ka ntuziaka setịpụrụ adreesị DDRAM, ọ na-ebufe data RAM na ndekọ data mmepụta.
• Mgbe arụ ọrụ gụchara, a na-abawanye / na-ebelata akara adreesị na-akpaghị aka site na 1 dịka ọnọdụ ntinye.
• Mgbe arụ ọrụ gụchara CGRAM, mgbanwe ngosi ahụ nwere ike agaghị eme ya nke ọma.
• IHE: N'ihe gbasara ide ọrụ RAM, AC na-abawanye / belata site na 1 dị ka ọ na-arụ ọrụ ịgụ.
• N'oge a, AC na-egosi ọnọdụ adreesị na-esote, mana ọ bụ naanị data gara aga nwere ike ịgụ site na ntụziaka ọgụgụ.

Ụkpụrụ agwa Bekee/Europe

Nkọwapụta ogo

Ọkọlọtọ nke nyocha ọdịdị ngwaahịa

• Ule nlele anya: Ekwesịrị ime nyocha ahụ site na iji 20W x 2 fluorescent lamps.
• Ebe dị anya n'etiti LCM na fluorescent lamps kwesịrị ịbụ 100 cm ma ọ bụ karịa.
• Ebe dị n'etiti LCM na anya onye nyocha kwesịrị ịbụ 25 cm ma ọ bụ karịa.
• Nke viewntụzịaka maka nyocha bụ 35° site na vetikal megide LCM.
• Mpaghara: Mpaghara ngosi na-arụ ọrụ (opekempe viewmpaghara).
• Mpaghara B: Mpaghara ngosi anaghị arụ ọrụ (n'èzí viewmpaghara).

Nkọwapụta nke mmesi obi ike

• Ụkpụrụ nyocha AQL
• Sampusoro ling: GB2828-87, Ọkwa II, otu sampNhazi ntụpọ ling (Rịbama ama: * agụnyeghị)

Hazie		Ihe	Rịba ama	AQL
Isi	Gosipụta steeti	Obere sekit ma ọ bụ mepere emepe	1	0.65
		Mwepu LC
		Na-egbuke egbuke
		Enweghị ngosi
		ezighi ezi viewuzo uzo
		Ọdịiche dị iche iche (nyocha, mmụọ)	2
		Ìhè azụ	1,8
	Enweghị ngosi	Efere eriri ma ọ bụ pin reverse	10
		Akụkụ ezighi ezi ma ọ bụ na-efu	11
Obere	Gosipụta steeti	Ngbanwe agba ndabere	2	1.0
		Black ntụpọ na ájá	3
		Nrụpụta ahịrị, Scratch	4 5
		Egwurugwu
		Chip	6
		Pinhole	7
	Polarizer	Pụtara	12
		Afụ na mba ọzọ ihe	3
	Ịzụ ahịa	Njikọ na-adịghị mma	9
	Waya	Njikọ na-adịghị mma	10
	TAB	Ọnọdụ, ike njide	13

Rịba ama na nhazi ọkwa nkwarụ

Mba.	Ihe	Usoro
1	Obere sekit ma ọ bụ mepere emepe	Ekwela ka
	Mwepu LC
	Na-egbuke egbuke
	Enweghị ngosi
	ezighi ezi viewuzo uzo
	Ìhè azụ ezighi ezi
2	Nrụrụ iche	Tụtụ aka na nkwado sample
	Ngbanwe agba ndabere
3	ntụpọ ntụpọ, Ebe ojii, uzuzu (gụnyere Polarizer)     j = (X+Y)/2	Nkeji: inch2 Ntụtu aka Nha Qty anabatara. j<0.10 Na-eleghara anya 0.10 2 0.15 1 j>0.25 0
4	Nrụpụta ahịrị, Scratch	Nkeji: mm Ahịrị Qty anabatara. L W   — 0.05>W  Na-eleghara anya 3.0>L 0.1> W>0.05 2.0>L 0.15≥W>0.1
5	Egwurugwu	Ọ dịghị ihe karịrị abụọ agba mgbanwe gafee viewmpaghara.

Mba.	Ihe	Usoro
7	Ụkpụrụ nke ngalaba W = obosara nke ngalaba j = (X+Y)/2	(1) Ọkpụkpọ j <0.10mm bụ ihe a na-anabata. Nkeji: mm Nha isi Qty anabatara j≤1/4W Na-eleghara anya 1/4W< j≤1/2W 1 j）1/2W 0
8	ọkụ azụ	(1) Agba nke ọkụ azụ kwesịrị dakọtara na nkọwapụta. (2) Ekwela ka imegharị ihe
9	Ịzụ ahịa	(1) Ekwela ka bọọlụ ruru unyi na solder dị arọ na PCB. (Nha nke ruru unyi na-ezo aka na ntụpọ na ntụpọ ájá) (2) A ga-ererịrị ihe karịrị 50% nke led n'ala.
10	Waya	(1) Waya ọla kọpa ekwesịghị ime nchara (2) Ekwela ka mgbawa na njikọ waya ọla kọpa. (3) Ekwela ka ịtụgharị ọnọdụ nke eriri ewepụghị. (4) Ekwela ka ekpughere waya ọla kọpa n'ime eriri dị larịị.
11*	PCB	(1) Ekwela ka ịghasa nchara ma ọ bụ mmebi. (2) Ekwela ka etinye ihe na-efu efu ma ọ bụ na-ezighi ezi.

Ntụkwasị obi nke LCM

Ọnọdụ ule ntụkwasị obi:

Ihe	Ọnọdụ	Oge (elekere)	Ntụle
Okpomọkụ dị elu. Nchekwa	80°C	48	Enweghị ihe na-adịghị mma na ọrụ na ọdịdị
Okpomọkụ dị elu. Na-arụ ọrụ	70°C	48
Obere okpomọkụ. Nchekwa	-30°C	48
Obere okpomọkụ. Na-arụ ọrụ	-20°C	48
iru mmiri	40°C/90%RH	48
Okpomọkụ okirikiri	0°C ¬ 25°C ®50°C (30 min ¬ 5 min® 30min)	10 okirikiri

Oge mgbake kwesịrị ịbụ awa 24 kacha nta. Ọzọkwa, ọrụ, arụmọrụ na ọdịdị ga-enwere onwe ya pụọ ​​​​na mmebi dị ịrịba ama n'ime awa 50,000 n'okpuru ọrụ nkịtị na ọnọdụ nchekwa na ụlọ okpomọkụ (20+ 8 Celsius C), iru mmiri nkịtị (n'okpuru 65% RH), na mpaghara anaghị ekpughere ya. ìhè anyanwụ kpọmkwem.

Akpachara anya maka iji LCD/LCM

• LCD/LCM na-agbakọta ma gbanwee ya na oke oke nkenke.
• Anwala ime mgbanwe ma ọ bụ mgbanwe ọ bụla.
• Ekwesịrị iburu n'uche ihe ndị a.

Mkpachapụ anya zuru oke:

1. LCD panel bụ nke iko. Zere oke ujo ma ọ bụ itinye nrụgide siri ike n'elu ebe ngosi.
2. A na-akpụcha polarizer a na-eji n'elu ihe ngosi dị mfe ma mebie ya. Ekwesịrị ịkpachara anya mgbe a na-ejikwa ya. Iji hichaa uzuzu ma ọ bụ unyi n'elu ihe ngosi, jiri owu, ma ọ bụ ihe ndị ọzọ dị nro tinye ya na mmanya isopropyl, ethyl alcohol, ma ọ bụ trichloro tri florothane, ejila mmiri, ketone, ma ọ bụ aromatics hichaa nke ọma.
3. Emela tamper n'ụzọ ọ bụla na taabụ na metal etiti.
4. Emela mgbanwe ọ bụla na PCB na-agwaghị XIAMEM OCULAR
5. Mgbe ị na-arịgoro LCM, gbaa mbọ hụ na PCB adịghị n'okpuru nrụgide ọ bụla dịka ịgbagọ ma ọ bụ ntụgharị. Kọntaktị Elastomer dị nro nke ukwuu na pikselụ efu nwere ike ịpụta site na nbipụ nke ihe ọ bụla.
6. Zere ịpị na bezel ọla, ma ọ bụghị ya, njikọ elastomer nwere ike imebi wee hapụ kọntaktị, na-ebute pikselụ efu ma na-ebutekwa egwurugwu na ngosi.
7. Kpachara anya ka ị ghara imetụ ma ọ bụ ilo kristal mmiri mmiri nke nwere ike ịpụta site na cell mebiri emebi. Ọ bụrụ na kristal mmiri ọ bụla gbasaa na akpụkpọ ahụ ma ọ bụ uwe, jiri ncha na mmiri saa ya ozugbo.

Akpachara anya eletrik Static:

1. A na-eji CMOS-LSI mee ihe maka sekit modul; Ya mere, ndị na-arụ ọrụ kwesịrị ịgbada n'ala mgbe ọ bụla ọ batara na modul ahụ.
2. Emetụkwala akụkụ ọ bụla na-eduzi dị ka paịlị LSI; ọla kọpa na-eduga na PCB na interface ọnụ na akụkụ ọ bụla nke ahụ mmadụ.
3. Ejila aka efu emetụla njikọ njikọ nke ngosi; ọ ga-eme ka nkwụsịtụ ma ọ bụ ihe mkpuchi na-adịghị mma nke ọnụ.
4.  Ekwesịrị idowe modul ndị ahụ na akpa mgbochi static ma ọ bụ arịa ndị ọzọ na-eguzogide static maka nchekwa.
5. Ọ bụ naanị ígwè ndị gbanyere ala nke ọma ka ekwesịrị iji.
6. Ọ bụrụ na a na-eji screwdriver eletriki, ọ ga-adị ala ma kpuchie ya ka ọ ghara igbochi ọkụ.
7. Ekwesịrị ịhụ usoro mgbochi mgbochi nkịtị maka uwe ọrụ na oche ọrụ.
8. Ebe ọ bụ na ikuku akọrọ na-eme ka ọ bụrụ static, a na-atụ aro iru mmiri nke 50-60%.

Akpachara anya ire ere:

1. Ịre ahịa kwesịrị ịrụ naanị na ọdụ I/O.
2. Jiri ígwè na-egweri ala nke ọma na enweghị ntapu.
3. Okpomọkụ ire ere: 280°C+10°C
4.  Oge ire ere: 3 ruo 4 sekọnd.
5. Jiri eutectic solder nwere njuputa resin flux.
6. Ọ bụrụ na a na-eji flux eme ihe, ekwesịrị ichebe elu LCD ka ọ ghara ịgbasa mmiri.
7. Ekwesịrị iwepụ ihe fọdụrụ na flux.

Akpachara anya ọrụ:

1. Nke viewEnwere ike gbanwee akụkụ ihu site n'ịgbanwe LCD ịnya ụgbọ ala voltage Vo.
2. Ebe etinyere DC voltage na-akpata mmeghachi omume electrochemical, nke na-eme ka ngosi ahụ dịkwuo njọ, ebili mmiri nke etinyere n'ọrụ kwesịrị ịbụ symmetric nke na ọ dịghị akụkụ DC fọdụrụnụ. Jide n'aka na ị na-eji olu arụ ọrụ akọwapụtaratage.
3. Ịkwọ ụgbọ ala voltage kwesịrị idobe ya n'ime ebe a kapịrị ọnụ; ngafe voltage ga-ebelata ndụ ngosi.
4. Oge nzaghachi na-abawanye na mbelata okpomọkụ.
5. Enwere ike imetụta agba ngosi na okpomọkụ dị n'elu oke ọrụ ya.
6. Debe okpomọkụ n'ime oke ojiji na nchekwa akọwapụtara. Oke okpomoku na iru mmiri nwere ike ibute mmebi polarization, bepụ polarizer ma ọ bụ mepụta afụ.
7. Maka nchekwa ogologo oge karịa 40 Celsius, a na-achọ iru mmiri dị n'okpuru 60%, ma zere ìhè anyanwụ kpọmkwem.

Akwụkwọ / akụrụngwa

Handson Technology DSP-1165 I2C Oghere Usoro Interface 20x4 LCD Module [pdf] Ntuziaka onye ọrụ DSP-1165 I2C Oghere Usoro Interface 20x4 LCD Module, DSP-1165, I2C Oghere Usoro Interface 20x4 LCD Module, Interface 20x4 LCD Module, 20x4 LCD Module, LCD Module, Module

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