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HT82M9BA Datasheet(PDF) 1 Page - Holtek Semiconductor Inc |
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HT82M9BA Datasheet(HTML) 1 Page - Holtek Semiconductor Inc |
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1 / 44 page  HT82M9BE/HT82M9BA USB Mouse Encoder 8-Bit MCU Rev. 1.80 1 December 22, 2008 General Description The USB MCU OTP body is suitable for USB mouse and USB joystick devices. It consists of a Holtek high performance 8-bit MCU core for control unit, built-in USB SIE, 8K ´16 ROM and 224 bytes data RAM. The mask version HT82M9BA is fully pin and functionally compatible with the OTP version HT82M9BE device. 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 3 interrupt endpoint · Each endpoint has 8 bytes FIFO · Integrated USB transceiver · 3.3V regulator output · External 6MHz or 12MHz ceramic resonator or crystal · 8-bit RISC microcontroller, with 8K´16 program memory (0000H~1FFFH) · 224 bytes RAM (20H~FFH) · 6MHz/12MHz internal CPU clock · 8-level stacks · Two 8-bit indirect addressing registers · One 8-bit programmable timer counter with overflow interrupt (shared with PA6, vector 08H) · 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) · 20 I/O ports · 24/28-pin SSOP package 32-pin QFN package Technical Document · Tools Information · FAQs · Application Note |
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