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TESTEUR DE CLAVIER EN LIGNE

Testeur de Clavier

Votre clavier mécanique saute-t-il des lettres ou fait-il du double tapotement ? Appuyez sur n'importe quelle touche pour vérifier la réactivité, détecter les rebonds en microsecondes et tester le NKRO.

DIAGNÓSTICO DE HARDWARE

Inspetor de Diagnóstico

Ferramenta de diagnóstico de alta precisão.

Telemetria AtivaAguardando Tecla
Pressione qualquer tecla para visualizar
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Testador de Teclado
CAPS
NUM
SCRL
Teclas Testadas:
0 / 84 (0%)
Teclas Seguradas:
0 teclas
Pico de NKRO:
0 teclas
Defeitos de Chatter:
0 defeitos
Velocidade (WPM):
0 APM
Protocolo NKRO:
Pronto

Répertoire de Diagnostics et Matrice Clavier

Découvrez des outils de test de clavier, analyseurs de rebond et benchmarks de rollover adaptés à chaque matériel.

Mac Keyboard Tester
Apple Magic Keyboard, ⌘/⌥ modifiers & Touch ID
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Keyboard CPS Test
Click speed challenge & 1s/5s/10s/30s/60s modes
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NKRO Rollover Test
Simultaneous key press matrix & anti-ghosting
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Keyboard Chatter Test
Debounce threshold (5ms-50ms) microsecond analyzer
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Key Drop Test
FPS gaming WASD signal drop & interruption graph
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Keyboard Latency Test
Microsecond delay, P50/P90/P99 lag profiler
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Keyboard Polling Rate Test
1000Hz - 8000Hz USB Hz benchmark & stability
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Typing Speed Test
WPM & CPM speedometer with Coding & Punctuation modes
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Mechanical Keyboard Test
Switch chatter & debounce timing
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Gaming Keyboard Test
WASD anti-ghosting & 1000Hz NKRO
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Laptop Keyboard Test
Notebook membrane matrix & Fn keys
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60% Keyboard Test
Compact layout & Fn layer combinations
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Wireless Bluetooth Test
Packet loss & sleep wake-up latency
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Chromebook Keyboard Test
ChromeOS Everything key & media row
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Blank Keyboard Test
Touch typing muscle memory trainer
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Mechanical Switch Directory
Switch specs & Web Audio acoustics
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Spacebar Speed Test
Spacebar CPS counter & speedometer
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Rebond de Switch Mécanique et Architecture de Matrice à Diodes

Les claviers modernes disposent les interrupteurs en grille de lignes et colonnes gérée par un microcontrôleur (MCU). Les claviers à membrane partagent des pistes électriques, causant du ghosting ou blocage. Les claviers mécaniques intègrent des diodes individuelles sur chaque switch, permettant le N-Key Rollover (NKRO).

PROTOCOLO DE DIAGNÓSTICO

Como Executar Este Teste de Tela (01, 02, 03)

01

Preparação

Limpe a superfície do monitor, desative sensores de luz ambiente e defina a resolução e taxa de atualização nativas.

02

Execução

Entre no modo de tela cheia (F11) e use os controles para navegar pelos padrões de teste.

03

Avaliação

Observe anomalias de diferentes ângulos de visão em um ambiente escuro. Consulte nossos guias para interpretar os resultados.

ARQUITETURA DE HARDWARE

Comparativo de Tecnologias de Painel

IPS Profissional (In-Plane Switching)

Precisão de cores e ângulos de visão superiores. Usado em monitores de referência. Sujeito a leve brilho IPS no escuro.

IPS Gamer (Fast IPS / Nano IPS)

Altas taxas de atualização e tempos de resposta rápidos para jogos, porém contraste estático menor que o VA.

Painel VA (Alinhamento Vertical)

Excelentes pretos profundos e alto contraste (3000:1+). Comum em telas curvas. Pode apresentar black smearing em movimento rápido.

OLED (LED Orgânico) e QD-OLED

Pixels autoiluminados proporcionam preto puro, tempos de resposta quase instantâneos e contraste infinito. Sujeito a ABL.

Technical FAQs & Helpful Content

FAQ sur le Testeur de Clavier

Tudo o que você precisa saber sobre este instrumento de diagnóstico, procedimentos de calibração e normas técnicas.

01.What is keyboard switch chatter (debounce failure)?
Keyboard chatter occurs when a mechanical switch keypress registers multiple times within a few milliseconds due to oxidized metallic leaf contacts, worn spring tolerances, or inadequate microsecond MCU debounce algorithms.
02.What is the difference between 6KRO and N-Key Rollover (NKRO)?
6KRO (6-Key Rollover) restricts USB HID reports to a maximum of 6 simultaneous key codes plus modifier keys. N-Key Rollover (NKRO) allows every single key on the keyboard matrix to be pressed simultaneously without key blocking or ghosting.
03.How do I fix mechanical keyboard switch chatter (double typing)?
Switch chatter can be resolved by increasing MCU debounce time software limits, cleaning contact leaves with 99% isopropyl alcohol, re-soldering cold joints, or hot-swapping defective Cherry MX/Gateron/Kailh switch stems.
04.Why does my keyboard block certain 3-key gaming combinations?
Cheap membrane keyboards use shared matrix traces. When WASD keys share internal electrical traces with Jump (Space) or Crouch (Ctrl), current backflow creates phantom key signals, causing key blocking.
05.How does the interactive Web Audio switch sound synthesizer work?
Our diagnostic suite uses client-side Web Audio API oscillator frequency ramps and noise transients to emulate physical mechanical switch clicks (Clicky Blue, Tactile Brown, and Linear Red) without audio lag.
06.Can this tool test Mac Apple Magic Keyboards and Fn layer keys?
Yes, our visual keyboard layout supports Apple Mac keyboard layouts, registering Command (⌘), Option (⌥), Control (⌃), and Fn layer function key inputs natively across macOS Safari and Chrome.
07.What is APM and WPM typing velocity?
Actions Per Minute (APM) measures raw physical keypress frequency per 60 seconds, while Words Per Minute (WPM) standardizes APM by dividing total keystrokes by 5 (the standard English word length).
08.How does the switch chatter debounce timing inspection work?
The engine logs exact microsecond timestamp deltas between key release and immediate re-press (t_delta = t_press - t_release). If t_delta <= 35ms, it flags a switch chatter alert.
09.How do I download a cryptographic Keyboard Health Certificate?
Clicking 'Download Certificate' exports a standalone JSON Hardware Passport file containing full key matrix telemetry, tested key coverage, peak NKRO count, and switch chatter audit records.
10.How do I test 60% compact layouts or function layer key combinations?
Toggle the layout dropdown to '60% Mini' or 'Apple Mac'. Press your Fn key modifier along with target layer keys (Fn + 1-12) to verify microsecond keycode dispatch and matrix layer registration.
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