General Description

The WT61P8 is a microcontroller for flat panel display control and power management with 1) Turbo 8052 CPU, 2) 64K bytes flash memory, 3) 1K+256 bytes SRAM, 4) 8 8-bit PWMs, 5) DPMS detector(2 H/V inputs, Support H+V input) , 6) 4 timers and 2 UART Ports, 7) 2 DDC/CI interface, 8) Slave I2C interface, 9) 8 channel 8-bit A/D converter, 10) Real Time Clock, 11) Watch-dog timer, 12) Embedded ISP function, 13) Power down mode, 14) Embedded ICE mode. 15) H/W CEC

1.1. Features

● Embedded Turbo 8052 CPU

• Normal operation mode: 12MHz, 6MHz, 3MHz, 1MHz or 24MHz, 12MHz, 6MHz, 2MHz (Selectable Clock Sources)

• Instruction execution time : Min. =250ns at OSC=12Mhz

● Memory:

• RAM: 1K+256 Bytes

• Flash memory : 64K Bytes

● 4 similar 8052 timers: Timer0, Timer1, Timer2, Timer3

● 2 similar 8052 UART ports, support baud rate 115200 – 1200 at OSC = 12MHz

● Sync processor for monitoring DPMS (support 2 H/V inputs, Support H+V inputs) wake up signal.

● 8-bit A/D converter with 8 selectable inputs, shared with IO pin

● 8 8-bit PWM pin output (One low frequency PWM at 150Hz for dimmer control)

● Support 2 DDC/CI interface

● Slave mode I2C interface

● Maximum 37 programmable IO pins

● Hardware universal IR Receiver

● Watch Dog timer

● Build-in RTC

● Build-in ISP function

● Embedded ICE mode

● Embedded H/W CEC function

● Power down mode

• Selectable CPU clock sources

• CPU off mode can be waked up by external interrupt

● Operating temperature : -10 to +85 degree C