BS84C12A-3 is a series of Flash Memory A/D type 8-bit high performance RISC architecture microcontrollers with fully integrated touch key functions. With all touch key functions provided internally and with the convenience of Flash Memory multi-programming features, this BS84C12A-3 range has all the features to offer designers a reliable and easy means of implementing Touch Keyes within their products applications.
CPU Features
Operating Voltage:
fSYS= 8MHz: 2.7V~5.5V
fSYS= 12MHz: 2.7V~5.5V
fSYS= 16MHz: 4.5V~5.5V
Up to 0.25us instruction cycle with 16MHz system clock at VDD=5V
Fully integrated 8/12 touch key functions — require no external components
Power down and wake-up functions to reduce power consumption
Fully integrated low and high speed internal oscillators
Low Speed – 32kHz
High speed – 8MHz, 12MHz, 16MHz
Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP
All instructions executed in one or two instruction cycles
Table read instructions
63 powerful instructions
Up to 6-level subroutine nesting
Bit manipulation instruction
Peripheral Features
Flash Program Memory: 3Kx16 ~ 4Kx16
RAM Data Memory: 288×8 ~ 384×8
True EEPROM Memory: 64×8 ~ 128×8
Watchdog Timer function
Up to 26 bidirectional I/O lines
External interrupt line shared with I/O pin
Single 8-bit Timer/Event Counter
Single Time-Base function for generation of fixed time interrupt signals
Multi-channel 12-bit resolution A/D
converter
I2C and SPI interfaces
Low voltage reset function
8/12 touch key functions
High current LED driver
اطلاعات بیشتر
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