參數(shù)資料
型號: RTS3700B
英文描述: 8-bit MCU Based Generic Integrated System
中文描述: 8位微控制器的通用集成系統(tǒng)
文件頁數(shù): 1/13頁
文件大小: 376K
代理商: RTS3700B
RTS3700B
V1.1
2000/11/1
8-bit MCU Based Generic Integrated System
Features
Operating voltage -- 2.4 ~ 5.0V @ 4M Hz or 3.6
~ 5.5V @ 8M Hz
Built-in oscillation circuit or external RC
oscillator
-
An external 32.768KHz crystal oscillator for
RTC and built-in PLL(phase-locked-loop)
-
RC oscillator optional
Internal Mask ROM (512K Bytes)
-
Built-in memory interface for both external
memory (ROM/SRAM/flash memory)
General purpose static RAM (2K Bytes) for both
LCD memory and working memory
RTC
-
Full clock featuring time (second , minute ,
hour) and date
-
Hardware alarm function
Two general purpose 8-bit timer which can be
cascaded as a 16-bit one
Interrupt control block
-
Input port transition
-
RTC(alarm) interrupt
-
Timers interrupt
-
UART
-
NMI for power failure detection
I/O ports (32 pins)
-
Input Port: 8
-
General purpose input/output port (PA): 8
-
General purpose input/output port or
analog input (PB): 8
-
Output port:8
LCD driver interface
-
Directly inter-connect to RTS26x5x(please
reference relative specifications)
-
Max. 2K bytes display memory
-
Provides variant display resolution
-
Supports gray-level and ECB mode display
CMOS sensor interface(serial interface)
UART (universal asynchronous receiver
transmitter) port
-
Baud rate can be up to 57600 BPS
-
Hardware detects over-run and shift(frame)
error
Battery low detection function
Realtek SME (speech & melody engine)
-
PWM output for saving power
-
Dual tone + four speech channel
-
Software programmable(4 bits) volume
combination (modes)
-
Software programmable(4 bits) volume
control that are suitable for variant
impedance speaker.
Power management modes support for power
saving issues
-
Programmable system clock (Fosc).
-
Programmable CPU clock (Fcpu).
-
Halt mode (MPU = off & LCD = on)
-
Standby mode (MPU = LCD = off & RTC =
on)
-
Stop mode (MPU = LCD = RTC = off )
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