WT61P6 v1.01
Monitor Controller
GENERAL DESCRIPTION
The WT61P6 is a microcontroller for digital controlled monitor with 1) 8051 compatible cpu, 2) 128K
bytes Flash memory, 3) 1536 bytes SRAM, 4) 16 PWMs, 5) SYNC signal processor, 6) 2 timers, 7) two
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) embedded ICE mode.
FEATURES
• 8-bit 8051 compatible CPU with 12/24MHz operating frequency
• 128K bytes flash memory, 1536 bytes SRAM (256 bytes internal + 1280 bytes external)
• 12/24MHz crystal oscillator
• 16 channels PWM outputs (15/ 8-bit + 1/ 12-bit), 1/ 8-bit also support low speed 60Hz PWM output
• 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
• Two 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
• C compiler supported
• Embedded ICE mode supported
ORDERING INFORMATION
Package Type
42-pin Shrink PDIP
44-pin PLCC
Part Number
61P6-K420WT(3.3v/5v)
61P6-L440WT(3.3v/5v)
61P6-L441WT(3.3v/5v)
Weltrend Semiconductor, Inc.
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