HT82A520R/HT82A620R -- Full speed USB 8bit OTP MCU with SPI(HT82A520R 限用產品)
General Description
The HT82A520R/HT82A620R are 8-bit high performance RISC-like microcontrollers designed for USB keyboard mouse and joystick product applications.
The advantages of low power consumption, I/O flexibility, programmable frequency divider, timer functions, oscillator options, multi-channel A/D Converter, Pulse Width Modulation function, Watchdog timer, SPI interfaces, Power Down and wake-up functions, enhance the versatility of these devices to suit a wide range of application possibilities such as sensor signal processing, motor driving, industrial control, consumer products, subsystem controllers, etc.
Features- Operating voltage:
fSYS = 6MHz: 2.2V~5.5V
fSYS = 12MHz: 4.0V~5.5V - 4Kx15 Program Memory
- 160x8 data memory RAM
- USB 2.0 Full Speed Compatible
- Single external interrupt input shared with I/O line
- Single 16-bit programmable Timer/Event Counters
with overflow interrupt - Single SPI interfaces (master and slave mode) shared with PA0~PA3
- Total of 4 Interrupts - INT, Timer, SPI, USB
- Watchdog Timer function
- Power down and wake-up functions to reduce power consumption
- 16 channel 12-bit resolution A/D converter for HT82A620R
- 3-channel 12-bit PWM output shared with three I/O lines
- 24-Bidirectional I/O lines
- Up to 0.33uss instruction cycle with 12MHz system clock at VDD=5V
- Max. 4 endpoints supported - endpoint 0 included
- All endpoints support Interrupt, & bulk transfer
- Endpoint 0 supports control, interrupt and interrupt
- All endpoints except endpoint 0 can be configured as 8, 16, 32, 64 FIFO size
- Endpoint 0 has 8 byte FIFO
- Total FIFO size: 64+8 bytes (RAM0: 48 bytes;
RAM1:16 bytes, 8 bytes for endpoint0) - 6-level subroutine nesting
- Bit manipulation instruction
- Table read instructions
- 63 powerful instructions
- All instructions executed in one or two instruction cycles
- Low voltage reset function (2.0V± 0.1%)
- 20/24/28-pin SSOP, 32-pin QFN package
- PB7 can configure as GPIO or VDDIO by option. The power supply of the pin PB0~PB6 can be optioned as VDD or VDDIO
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