WT5091中文资料Touch Device Controller数据手册Weltrend规格书

描述 Description

The WT5091 is a CMOS 8-bit single-chip microcontroller with Port or Interface for SPI / UART. It includes an 8-bit 6502 CPU core, 10K bytes RAM, 896K bytes ROM, 16 bit programmable I/O with controllable Pull-UP resistors, dual 16-bit timer/counters, interrupt controller, and 8 channel of 12-bit A/D converter.

特性 Features

●8-bit 6502 CPU
●10Kbytes SRAM
●Internal ROM 896K bytes
●Operating Voltage 3.3V ±10%
●Crystal OSC circuit with maximum frequency up to 16 MHz
●Offer 8 interrupt sources ; all sources have independent latches each and multiple interrupt control is available
 - bit 0 ---- SPI
 - bit 1 ---- ADC
 - bit 2 ---- Ptimer0
 - bit 3 ---- Ptimer1
 - bit 4 ---- I2C
 - bit 5 ---- UART of TxD buffer is empty
 - bit 6 ---- UART of RxD buffer is full
 - bit 7 ---- External Port Interrupt
●maximum to 28 I/O pin contains 16 programmable I/O port with pull-up resisters
●Port0 with 25mA sink/source current and share with analog input, Port2 with 3mA sink current.
●8 external interrupt pin (selectable rising / falling edge trigger)
●Dual 16-bit timer/counters and timer output Pin
●8 channels 12 bit resolution AD converter
●3wire / 2 wire SPI ( selectable 1~32 bit serial data in / out )
●UART interface
●Support 2 kinks of standby modes – STOP and HALT
●Package: QFN40