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Weltrend |
Weltrend Semiconductor, Inc.
www.DataSheet4U.com
WT61P4
Embedded Micro-Controller for Monitor
(Flash Memory Type)
Data Sheet
REV. 1.03
Aug 20, 2004
The information in this document is subject to change without notice.
Weltrend Semiconductor, Inc. All Rights Reserved.
2F, No. 24, Industry E. 9th RD., Science-Based Industrial Park, Hsin-Chu, Taiwan
TEL:886-3-5780241 FAX:886-3-5794278.5770419
Email:[email protected]
WT61P4 v1.03
Monitor Controller
GENERAL DESCRIPTION
The WT61P4 is a microcontroller for digital controlled monitor with 1) 8051 compatible cpu, 2) 64K
bytes Flash memory, 3) 1024 bytes SRAM, 4) 16 PWMs, 5) SYNC signal processor, 6) 2 timers, 7)
DDC1/2B interface, 8) master/slave I2C interface, 9) 8-bit A/D converter, 10) watch-dog timer, 11) ISP,
12) power down mode 13)IR detect.
FEATURES
• 8-bit 8051 compatible CPU with 12/24MHz operating frequency
www.DataSheet4U•.co6m4K bytes flash memory, 1024 bytes SRAM (256 bytes internal + 768 bytes external)
• 12/24MHz crystal oscillator
• 16 channels PWM outputs (15 8-bit + 1 16-bit)
• Sync signal processor with H+V separation, H/V frequency counter, H/V polarity detection/control
and clamp pulse output
• Programmable free-running SYNC signal output & White video pattern (Horizontal frequency up to
250KHz with programmable H pulse width and V pulse width)
• Programmable H and V overflow interrupt for fast blanking
• Two timers compatible to 8051
• DMA DDC1/2B module for EDID1.3, EDID2.0 (A2/A3, A6/A7) and Enhance EDID (60/61)
• Fast mode master/slave I2C interface (up to 400KHz)
• 8-bit A/D converter with 4 selectable inputs
• Watchdog timer
• Maximum 35 programmable I/O pins (PLCC package)
• Two external interrupt request input
• 5/3.3 volt operate voltage supported
• Low VDD reset supported
• ISP function supported
• Power down mode supported
• IR detect
• C compiler supported
ORDERING INFORMATION
Package Type
40-pin PDIP
40-pin PDIP
42-pin Shrink PDIP
42-pin Shrink PDIP
44-pin PLCC
44-pin PLCC
Part Number
61P4-N400WT(3.3v/5v)
61P4-N401WT(3.3v)
61P4-K420WT(3.3v/5v)
61P4-K421WT(3.3v)
61P4-L440WT(3.3v/5v)
61P4-L441WT(3.3v/5v)
Weltrend Semiconductor, Inc.
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