Kuv Lub Tshuab Luam Ntawv Portable: 5 Kauj Ruam (nrog Duab)

2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:29

Lub tshuab luam ntawv cua sov yog ib qho cuab yeej siv ntau rau luam ntawv txais nyiaj. Thiab nws tseem nrov rau DIYers ib yam. Koj tuaj yeem tau txais qhov no los ntawm qhov txuas hauv qab no.https://www.adafruit.com/? Q = thermal%20printer

Tsis ntev los no kuv tau pom lub tshuab luam ntawv cua sov nthuav ntawm Aliexpress.com. Nws yog nrawm dua, nqa tau thiab tswj tau ntawm bluetooth. (kuj txhawb WiFi thiab IR txuas tab sis hauv tus qauv kim). Koj tuaj yeem tau txais qhov no txog $ 35.https://www.aliexpress.com/af/thermal-printer-58mm …

Kuv xav tias yog tias muaj daim ntawv thov tsim nyog rau lub tshuab luam ntawv no, nws tuaj yeem yog lub tshuab luam ntawv pheej yig thiab nqa tau. Yog li kuv tau tsim lub mobile app rau qhov no: "Tshuab Luam Ntawv Lab".

Kauj Ruam 1: Tau Txais Lub Tshuab Luam Ntawv Thermal

Kuv tau txais lub tshuab luam ntawv cua sov los ntawm AliExpress. Nov yog cov lus qhia tshwj xeeb rau lub tshuab luam ntawv.

• Cov txheej txheem: ESC/POS hais kom ua
• Ntawv loj: 58mm
• Ntawv yob txoj kab uas hla: <4cm
• Txhawb bluetooth 4.0, 3.0
• Pixel ntom: 384 dot/kab
• Roj teeb: 7.4V, 1500mAh

Tsis xav tau kev sib txuas lossis txuas. Txhua yam kuv xav tau yog yuav lub tshuab luam ntawv thiab ntawv yob. Tab sis ua mobile app rau qhov no yog qhov nyuaj dua.

Kauj Ruam 2: Luam Ntawv Duab

Ib lub chaw tsim khoom ntawm lub tshuab luam ntawv cua sov txhawb nqa Android/iOS app thiab SDK. Tab sis cov haujlwm yooj yim heev, zoo li luam ntawv duab hauv qhov tsis zoo, cov ntawv yooj yim thiab QR/Barcode luam ntawv, muaj. Kuv yuav tsum ua tag nrho cov app tshiab. Nws lub npe hu ua "Printer Lab". (tsuas yog txhawb Android v5.0 lossis siab dua)

Thaum xub thawj, kuv tau ua cov duab luam ntawv ua haujlwm raws lub tsev qiv ntawv uas muab los ntawm lub tshuab luam ntawv tsim khoom. Ntxiv mus, Kuv tau xaiv ib daim duab ntawm kuv tus tub thiab luam tawm!

(Saib daim duab 1. Luam tawm nrog qhov chaw teeb tsa ua ntej)

Raws li koj pom, tsis zoo heev.

Cov tshuab luam ntawv kub ua haujlwm yooj yim: teeb lub pixel li dawb (qhov chaw khoob) lossis xim dub. Yog li lub tshuab luam ntawv duab lub tsev qiv ntawv hloov cov duab xim rau cov duab grayscale, thiab nws tau txais qhov nruab nrab grayscale tus nqi ntawm tag nrho cov duab thiab teeb tsa pixel li dawb yog tias tus nqi grayscale ntawm pixel tsawg dua qhov nruab nrab. Ib lub pixel dhau los ua dub yog tias nws tus nqi greyscale loj dua qhov nruab nrab. Qhov tshwm sim yog 1-ntsis bitmap uas tsuas muaj 2 pixel xwm txheej, dub lossis dawb.

Qhov txiaj ntsig no tsis yog qhov kuv xav tau. Yog li kuv tau siv qhov kev txiav txim tsis txaus ntseeg. Txoj kev no hloov 2x2 pixels mus rau 5 hom qauv raws li qhov nruab nrab grayscale ntawm 4 pixels.

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(Saib daim duab 2. xaj kom tsis pub dhau)

Nws zoo dua li ua ntej hloov daim duab yog qhov muag plooj me ntsis, uas tseem tsis txaus siab. Kev ua yuam kev diffusion dithering daws qhov teeb meem no. Cov txheej txheem no txhim kho cov duab zoo ntau ntxiv.

(Saib daim duab 3. Kev nthuav tawm yuam kev)

Kev ua yuam kev diffusion nyuaj rau piav qhia ntawm no. Koj tuaj yeem kawm paub cov ntsiab lus los ntawm qhov txuas hauv qab no:

Tam sim no kuv tuaj yeem luam cov duab los ntawm albums lossis lub koob yees duab ntawm tus nqi qis. Tab sis nws tsis yog qhov kawg.

Kauj Ruam 3: Ntawv Luam Ntawv (2 Cim Cim Byte)

Kev ua haujlwm loj ntawm lub tshuab luam ntawv cua sov yog luam cov ntawv txais nyiaj nrog ob peb fonts. Kuv tau sim cov ntawv luam ntawv thiab feem ntau ntawm cov tshuab luam ntawv thermal ua txoj haujlwm no zoo txawm tias muaj tsawg tus qauv ntawv.

Tab sis muaj ib qho teeb meem loj. Cov tshuab luam ntawv kub, tshwj xeeb tshaj yog ib qho uas kuv tau yuav ntawm Suav khw online, txhawb nqa lus Askiv nkaus xwb, Suav thiab ob peb yam cim. Ntau yam lus, hauv kuv rooj plaub Kauslim, tsis muaj. Yog li kuv txiav txim siab luam txhua tus cim ua duab zoo li daim duab txawm hais tias nws yog lus Askiv lossis Suav.

Txoj hauv kev no kuv tuaj yeem siv txhua yam cim, tab sis kev luam tawm zoo me ntsis tsis zoo dua li cov ntawv kos. Xijpeem, cim luam ntawv yog npaj txhij. Nws yog lub sijhawm los txhim kho ntau txoj haujlwm raws li qhov no.

Kauj ruam 4: Txuas ntxiv

# Luam ntawv yooj yim

Nws luam tawm cov ntawv sau los ntawm koj tus kheej lossis muab lo los ntawm cov ntawv teev cia. Koj tuaj yeem xa cov ntawv los ntawm lwm cov apps mus rau Printer Lab.

# QR code / BarcodeIt hloov cov ntawv mus rau QR-code / barcode thiab luam tawm.

# RSS pub Koj tuaj yeem sau npe RSS chaw nyob thiab luam tawm txau. Txhawm rau kom yooj yim, Kuv ua RSS browser uas txheeb xyuas RSS txuas ntawm lub vev xaib. Los ntawm kev nyem khawm ntawm cheeb tsam hauv qab koj tuaj yeem sau npe RSS tau yooj yim. Tom qab cov kauj ruam no, Lub Tshuab Luam Ntawv Lab sau cov npe ntawm txau thiab luam tawm lawv.

- Cov ntsiab lus tseem ceeb tsis suav nrog luam tawm vim tias lawv loj dhau rau luam tawm. Koj tuaj yeem tshawb xyuas qhov no hauv tab ncua sijhawm.

# Teem Sijhawm Tau txais cov xwm txheej niaj hnub los ntawm google daim ntawv qhia hnub thiab luam tawm lawv. Koj yuav tsum nyem lub sijhawm khawm kom txuas nws nrog koj tus lej Google. Tom qab cov kauj ruam no, Tshuab Luam Ntawv Lab sau cov xwm txheej cia.

# ContactsPrints vCard xaiv los ntawm kev sib cuag lossis sib qhia los ntawm lwm lub app.

# Sijhawm tabTimeline tab sau cov khoom noj los ntawm RSS thiab google daim ntawv qhia hnub. Koj tuaj yeem luam nws tag nrho ib zaug. Cov ntaub ntawv luam tawm tau ploj lawm thiab tsis suav nrog ntawm qhov luam tawm tom ntej.

# Chaw- Pib txuas: Tau txuas nrog koj lub tshuab luam ntawv thaum pib. Txhawm rau siv qhov no, koj yuav tsum sau npe 4 tus lej PIN tus lej ntawm lub tshuab luam ntawv. - Pib luam tawm: Tau luam tawm txau hauv lub sijhawm ncua sijhawm ntawm lub sijhawm koj xaiv. - Txhawb nqa 80mm tshuab luam ntawv: 80mm tshuab luam ntawv muaj qhov dav dav, qhia ntau tus cim thiab pixels ntawm kab. Txhawm rau siv qhov no, 80mm lub tshuab luam ntawv yuav tsum txhawb 576 dots ib kab.

Kauj Ruam 5: Txaus Siab Luam Ntawv

Bluetooth lub tshuab luam ntawv cua sov tuaj yeem nqa tau txaus nyob txhua qhov chaw thiab pheej yig txaus los luam ntau npaum li koj xav tau. Tau txais lub tshuab luam ntawv thiab nruab Printer Lab ntawm Google Play Store. Thiab Txaus siab rau insta-luam ntawv !!

Nruab PrinterLab ntawm:

Nyob twj ywm kom paub ntau ntxiv!

# Cov txiaj ntsig txuas

Printer Lab rub tawm nplooj ntawv (Android v5.0 lossis ntau dua)

https://play.google.com/store/apps/details?id=com…

ua los ntawm: [email protected]

ua tsaug rau: Chang-Han Jeon

QnA: https://play.google.com/store/apps/details?id=com…List of 58mm thermal Printer https://play.google.com/store/apps/details?id=com… How-To daim ntawv ntawm ESC/POS Luam Ntawv hauv Android https://play.google.com/store/apps/details?id=com…Error diffusion algorithm https://play.google.com/store/apps/details?id=com …