HT82M99A数据手册Holtek中文资料规格书

描述 Description

The USB MCU OTP body is suitable for USB mouse devices. It consists of a Holtek high performance 8-bit MCU core for control unit, built-in USB SIE, 2Kx14 ROM and 96 bytes data RAM.

The mask version HT82M99A is fully pin and functionally compatible with the OTP version HT82M99E device.

?

特性 Features

• Flexible total solution for applications that combine PS/2 and low-speed USB interface, such as mice, joysticks, and many others
• USB Specification Compliance
- Conforms to USB specification V2.0
- Conforms to USB HID specification V2.0
• Supports 1 Low-speed USB control endpoint and 1 interrupt endpoint
• Each endpoint has 8x8 bytes FIFO
• Integrated USB transceiver
• 3.3V regulator output
• External 6MHz or 12MHz ceramic resonator or crystal
• 8-bit RISC microcontroller, with 2K×14 EPROM (000H~7FFH)
• 96 bytes RAM (20H~7FH)
• 6MHz/12MHz internal CPU clock
• 4-level stacks
• Two 7-bit indirect addressing registers
• One 16-bit programmable timer counter with overflow interrupt (shared with PA7, vector 0CH)
• One USB interrupt input (vector 04H)
• HALT function and wake-up feature reduce power consumption
• PA0~PA7, PB4 and PB7 support wake-up function
• Internal Power-On reset (POR)
• Watchdog Timer (WDT)
• 12 I/O ports
• 16-pin NSOP, 18-pin DIP/SOP and 20-pin DIP/SOP/SSOP (150mil) package