WT5075F中文资料Consumer MCU数据手册Weltrend规格书

描述 Description

The WT5075F is a high-speed, high-performance and low power consumption 8-bit micro-controller, including Turbo 8052 CPU, 64K bytes embedded Flash, 256-byte direct-or-indirect-addressing SRAM, 2K-byte indirect-addressing-only SRAM, 40x4(max.) LCD driver, a Time-Base Timer, 4 multi-function timer/counters, 2-channel 12-bit PWM, 1-channel divider output, serial interface (UART and SPI), an 19-channel (15 external and 4 internal) 12-bit AD converter, 4 high-performance OPs, analog switches and three clock generators (32.768kHz crystal oscillator, high-speed crystal oscillator and high-speed RC oscillator) on chip.

特性 Features

●CPU
 -Turbo 8052 CPU
 -Each machine cycle consumes 3 system clocks.
 -Instruction execution time: 0.1875μs(at 16MHz), 92μs (at 32.768 kHz)
 -Program memory: 64K-byte Flash Memory
●Data memory : 256B + 2KB SRAM
●Totally 11 interrupt sources: 9 internal sources and 2 external sources.
●8 wake-up keys (WAKE0 ~ WAKE7) with edge-selection, interrupt-selection, wakeup-from-power-down-mode functions
●Input/output ports:
 -69 pins for LQFP100 and DIE form, 44 of which are shared with LCD driver
 -All GPIOs could be configured as 4 types: input with pull-up resistor, input without pull-up resistor, CMOS output and N-ch open-drain output.
●3 sets 8052 standard 16-bit timer/counters: Timer 0, Timer 1 and Timer 2
 -Timer 0 could be used as: a 13-bit timer, a 16-bit timer, an 8-bit auto-reload timer, two 8-bit timers.
 -Timer 1 could be used as: a 13-bit timer, a 16-bit timer, an 8-bit auto-reload timer.
 -Timer 2 could be used as: a 16-bit auto-reload timer/counter, a 16-bit capture timer/counter, a UART baud rate generator for both receive and/or transmit.
●1 set of 18-bit timer/counter: Timer 3 which can be used as timer, event counter, pulse width measurement, frequency measurement.
●2 sets 12-bit PWM for signal generation
●Time base timer with 8 interrupt sources
●Watchdog timer with programmable detection time
●Serial interface
 -8052 standard UART: 1 channel
 -SPI: Master/Slave modes, 1 channel
 -Both UART and SPI could be from P35 ~ P37 or P75 ~ P77 by software selection
 -I2C: Slave-mode-only, 1channel
●2.5V and 1.25V regulator voltage outputs for applications
●12-bit successive approximation type A/D converter
 -VREF voltage could be internal (2.5V) or external VAREF pin.
 -Analog input: 15 external and 4 internal channels
●4 high-speed Operational Amplifier (OP1, OP2, OP3 and OP4)
 -Power supply: from VREF (internal 2.5V or external VAREF pin)
 -Input range: 0.05VREF ~ 0.95VREF
 -Slew rate: 4.5V/us
 -DC Gain=110dB, Unit-gain BW=7MHz
 -Offset=2mV (max)
●2 sets of analog switch for signals connection
●LCD driver/controller
 -LCD direct drive capability (Max 40seg x 4com)
 -1/4, 1/3 or 1/2 duties are selectable by program.
 -1/3 or 1/2 bias are selectable by program.
●Power on reset (POR)
●Single/dual-clock operation
 -Single-clock mode: high-speed clock only. Clock source could be internal RC Oscillator (max.12MHz) or external crystal oscillator (max. 24MHz)
 -Dual-clock mode: both high-speed clock low-speed clock are used. High-speed clock source could be internal RC Oscillator (max. 12MHz) or external crystal oscillator (max.24MHz). Low-speed clock source is external 32.768KHz crystal oscillator.
●2 power saving operating modes (IDLE mode and POWER-DOWN mode) and many control bits for specified peripherals could be selected.
●Operating voltage:
 -DVDD = AVDD = 2.4 to 3.6V at 16 MHz / 32.768 kHz
 -DVDD = AVDD = 2.7 to 3.6V at 24 MHz / 32.768 kHz
●ICE (In-Circuit-Emulator) embedded
●ISP (In-System-Programming) function by I2C interface
●Package: LQFP100