WT6148/WT6160v1.02
Digital Monitor Controller
GENERAL DESCRIPTION
The WT6148/ WT6160 is a microcontroller for digital controlled monitor. It contains an 8-bit CPU, 48K
/60K bytes ROM, 1056 bytes RAM, 14 PWMs, parallel I/Os, SYNC signal processor, timer, DDC1/2B
interface, master/slave I2C interface, 6-bit A/D converter and watch-dog timer.
FEATURES
• 8-bit 6502 compatible CPU with 6MHz operating frequency
• WT6148 : 48K bytes ROM,
WT6160 : 60K bytes ROM,
,1024 bytes SRAM+32 bytes bit addressable SRAM
• 12MHz crystal oscillator
• 14 channels 8-bit PWM outputs
• Sync signal processor with H+V separation, H/V frequency counter, H/V polarity detection/control
and clamp pulse output
• Six free-running sync signal outputs (Horizontal frequency up to 106KHz 85Hz@1600x1200)
• Self-test pattern
• DDC1/2B module for EDID1.3, EDID2.0 and Enhance EDID
• Fast mode master/slave I2C interface (up to 400KHz)
• Watch-dog timer
• Maximum 28 programmable I/O pins
• One 8-bit programmable timer
• 6-bit A/D converter with 4 selectable inputs
• One external interrupt request input
• Low VDD reset
ORDERING INFORMATION
Package Type
42-pin PDIP
42-pin Shrink PDIP
40-pin PDIP
44-pin SOP
44-pin PLCC
Part Number
WT6148/ WT6160-N42
WT6148/ WT6160-K42
WT6148/ WT6160-N40
WT6148/ WT6160-S44
WT6148/ WT6160-L44
Weltrend Semiconductor, Inc.
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