HT82A520R/HT82A620R Full Speed USB 8-Bit OTP MCU with SPI
Features
· Operating voltage: · Max. 4 endpoints supported - e...
HT82A520R/HT82A620R Full Speed USB 8-Bit OTP MCU with SPI
Features
· Operating
voltage: · Max. 4 endpoints supported - endpoint 0 included · All endpoints support Interrupt, & bulk transfer · Endpoint 0 supports control, interrupt and bulk
fSYS = 6MHz: 2.2V~5.5V fSYS = 12MHz: 4.0V~5.5V
· 4K´15 Program Memory · 160´8 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
transfer
· 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;
with overflow interrupt
· Single SPI interfaces (master and slave mode)
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
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
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.
HT82A620R
· 3-channel 12-bit PWM output shared with three I/O
lines
· 24-Bidirectional I/O lines. · Up to 0.33ms instruction cycle with 12MHz system
The power supply of the pin PB0~PB6 can be optioned as VDD or VDDIO
clock at VDD=5V
G...
