Capacitive screens .hia sɛ wonya multi-touch denam electrode ahorow a ɛma mutual capacitance no kɔ soro no so. Sɛ yɛbɛka no tiawa a, wɔakyekyɛ screen no mu ayɛ no blocks. biara a ɛwɔ mutual capacitance modules a wɔde asi hɔ wɔ beae biara no yɛ adwuma wɔ ahofadi mu, enti .Capacitive screen .betumi de ne ho ahu tebea a ɛwɔ beae biara, na bere a wɔadi ho dwuma awie no, hu multi-touch no ara kwa.
Capacitive Technology Touch panel no de mprempren induction a onipa nipadua no de di dwuma no yɛ adwuma. NoCapacitive screen .yɛ anan-layer composite glass screen. Wɔde ITO a wɔde akata so no akata ahwehwɛ a ɛwɔ mu no so ne nea ɛwɔ ahwehwɛ no mu no mu biara so. Outermost layer yɛ silica glass a ɛbɔ ho ban a ne kɛse yɛ 0.0015mm pɛ. Wɔde interlayer ITO coating no di dwuma sɛ adwumayɛbea, na ntwea anan no di anim. Electrode anan, ITO a ɛwɔ mu no yɛ screen layer a ɛbɛma adwumayɛ tebea no ayɛ yiye.
Bere a ɔdefo no de ne nsa ka no .Capacitive screen ., esiane anyinam ahoɔden a ɛwɔ onipa nipadua mu nti, nea ɔde di dwuma no nsateaa ne nea ɛyɛ adwuma no yɛ coupling capacitor. Esiane sɛ wɔde adwumayɛ ani no bata-frequency signal a ɛkorɔn ho nti, nsateaa no twetwe current ketewaa bi, a ɛsen fi screen no ntwea anan so. Wɔ nsusuwii mu no, current a ɛsen fa electrode anan no mu no ne kwan a efi nsateaa ano kɔ ntwea anan no so no hyia. Controller no nya gyinabea no denam akontaabu a ɛyɛ pɛpɛɛpɛ a ɛfa currents anan no fã ho so. Ɛtumi du 99% pɛpɛɛpɛ na ɛwɔ mmuaeɛ ahoɔhare a ɛnnu 3ms.
NoTouch Screen .Mpɛn pii no ɛde serial port di dwuma ma signal transmission, na ɛfa sign no fi PS/2 port no mu, bere a TPS screen no gye tumi tẽẽ fi host power supply no mu. Sɛ kanea a ɛkyerɛ biribi no nsɔ a, ɛkyerɛ sɛ wɔannya sɛnkyerɛnne no, na PS/2 line a ɛwɔ control box no so no betumi abubu. Sɛ kanea no sɔ nanso ɛda so ara nhyerɛn a, control box no abubu, enti ɛsɛ sɛ wɔn a wɔde di dwuma no sesa control box no. Sɛ control box no a wɔde besi ananmu no da so ara nyɛ adwuma a, ebetumi aba sɛ wɔde screen no mia no denneennen dodo, na ɛsɛ sɛ wɔsansan nkɔnsɔnkɔnsɔn a atwa ho ahyia no kakra, efisɛ .Ka Scree .nno yɛ nneɛma titiriw na ɛnyɛ mmerɛw sɛ ɛbɛsɛe. Sɛ serial port no abubu anaasɛ asɛe a, draiver no ntumi nhyɛ mu efisɛ serial port no bɛhwehwɛ ne ho bere a wɔde draiver no ahyɛ mu no. Sɛ wobetumi de ahyɛ mu mpo a, mouse no ntumi nkɔ anaasɛ wontumi nsi. Ɛyɛ papa sɛ woremfa serial mouse nni dwuma mfa mmu sɛnea serial port no yɛ papa no ho atɛn. 9 serial ports no betumi de akwan horow adi dwuma ama wɔn. Sɛ wobɔ screen no so, anaasɛ wɔmfa asase so waya no nhyɛ mu yiye a, ɛrentumi nhu baabi a ɛwɔ. Sɛ mmeae bi wɔ hɔ a wontumi nkɔ so anaasɛ mmuae no yɛ brɛoo a, mfutuma betumi aka no, na ɛsɛ sɛ wɔpaapae casing no mu na ama mfutuma no ayi afi hɔ.
