USB HID Controller
WT6522UF
| 【 General Description 】 |
| The WT6522UF is a single chip Micro-controller for Universal Serial Bus (USB) low speed HID applications, it includes an 8-bit 65C02 CPU core, 256 bytes SRAM, 8K Bytes Flash memory, 36 Programmable I/Os with built-in pull up resistors and interrupt capability (P2 only), P3 and P5 output with high drive/sink capability up to 20mA. WT6522UF can support pure carbon membrane applications as well. |
| 【 Features 】 | |
| ● | 8-bit 65C02 CPU with 3 MHz operating frequency |
| ● | Clock source: |
| -Internal 12 MHz RC oscillator (default), factory calibrated to within ±4% | |
| ● | 256 bytes SRAM |
| ● | 8K bytes Flash ROM memory |
| ● | USB Interface (USB Spec. Version 2.0 Low-Speed compliance) |
| ● | Embedded USB function with three endpoints (one control endpoint and two Interrupt IN endpoints) |
| ● | 36 programmable I/O pins (P00~P07, P10~P17, P20~P27, P30~P37 and P50~P53), and they can be programmed to big, small resistance or no pull-up resistor |
| ● | 8 with interrupt capability in input mode (P20~P27). |
| ● | 12 high drive/sink capability pins: P30~P37 and P50~P53 |
| ● | Built-in fixed 240 Hz PWM and 7-bit duty controller in P30~P37 and P50~P53 |
| ● | Watchdog Timer |
| ● | One 8-bit programmable Timer |
| ● | Low Voltage Reset (LVR) |
| ● | Power On Reset (POR) |
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