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SDA5251M-2 Datasheet(PDF) 5 Page - Siemens Semiconductor Group |
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SDA5251M-2 Datasheet(HTML) 5 Page - Siemens Semiconductor Group |
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5 / 23 page  SDA 525X-2 Semiconductor Group 5 1998-10-08 – Conceal/reveal – Transparent foreground/background - inside/outside of a box – Contrast reduction inside/outside of a box – Cursor (color changes from foreground to background color) – Flash (flash rate 1s, not depending on field rate) – Programmable horizontal and vertical sync delay – Full screen background color in outer screen – Double size/double width/double height characters • Synchronization: – Display synchronization to sandcastle or Horizontal Sync (HS) and Vertical Sync (VS) • Microcontroller: – 8 bit C500-CPU (8051 compatible) – CPU-clock 18 MHz, external 6-MHz-crystal – 333 ns instruction cycle – Parallel 8-bit data and 16 … 19-bit address bus (ROMless-Version) – Eight 16-bit data pointer registers (DPTR) – Two 16-bit timers – Watchdog timer – Capture compare timer for infrared remote control decoding – 256 bytes on-chip RAM – 8 KByte on-chip display-RAM (access via MOVX) SDA 5250-2, SDA 5254-2 to SDA 5257-2 (optional 10 Kbyte) – 1 Kbyte on-chip display-RAM (access via MOVX) for SDA 5251-2 to SDA 5253-2 – 1 Kbyte on-chip ACQ-buffer-RAM (access via MOVX) – 1 Kbyte on-chip extended-RAM (access via MOVX) for SDA 5250-2 and SDA 5254-2 to SDA 5257-2 – 6 channel 8-bit pulse width modulation unit – 2 channel 14-bit pulse width modulation unit – 4 multiplexed ADC inputs with 8-bit resolution – One 8-bit I/O port with open drain output and optional I 2C-Bus emulation – Two 8-bit multifunctional I/O ports – One 4-bit port working as digital or analog inputs – One 3-bit I/O port with optional RAM/ROM address expansion up to 512 Kbyte (ROMless-Version) • P-SDIP-52-1/P-MQFP-64-1 package for ROM-Versions (SDA 5251-2 to SDA 5253-2, SDA 5254-2 to SDA 5257-2) • P-MQFP-80-1 package for ROMless-Version (SDA 5250M-2) • P-LCC-84-2 package for Emulator-Version (SDA 5250-2) • 5 V supply voltage |
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