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| Weltrend Semiconductor, Inc. WT61P5 MCU for TV with 128K Flash Data Sheet 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 WT61P5 Data Sheet GENERAL DESCRIPTION The WT61P5 is a highly integrated Micro controller for LCD monitor or LCD TV with VBI decoder and TTL OSD output. FEATURES * 8-bit 80C51 compatible CPU with 24MHz operating frequency * 128K bytes flash memory, 256 internal SRAM, 1024 bytes on-chip auxiliary (external) SRAM * 4K EEPROM support * Build-In 64k bytes downloadable OSD Font Table * Semi-Transparent background OSD signal output for CC application * 4 channels PWM outputs (3x 8-bit + 1x 16-bit) and 2 channels low frequency PWM outputs (2x 8-bits, under1KHz) * Sync signal processor with H+V separation, H/V frequency counter, H/V polarity detection/control and clamp pulse output * Programmable H and V mode change interrupt for fast blanking * DMA DDC1/2B module for EDID1.3, EDID2.0 (A2/A3, A6/A7) and Enhance EDID (60/61) 512 byte * Fast mode master/slave I2C interface (up to 400KHz) * 8-bit A/D converter with 4 selectable inputs * Watchdog timer * Build-In IR decoder (NEC, RC5, TOSHIBA) * Standard UART port support * Three timers compatible to 8051 * Two external interrupt request input (8031 INT0/INT1) * Parallel bus support for fast communication with external device * Power down mode supported * ISP function supported * on-chip S/W ICE supported * C compiler supported * Programmable I/O pins * 5 volt IO, 2.5V core operating voltage supported * Low VDD reset supported (guard 2.0V, power-off-reset / power-on-reset) Weltrend Semiconductor, Inc. Page 2 |
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