例句與造句

1. The video display RAM was not memory-mapped as it had been on the previous Models I and III . Rather, whenever a program called functions requiring video RAM to be modified, TRSDOS executed code that switched the 2KB bank of video RAM into Z-80 address space ( the upper 2KB of hexadecimal F400-FFFF ).
2. Use the following criteria to create your own desktop-PC comparison-shopping and track your favorite vendors'prices for at least a week : CPU and clock speed; secondary ( L2 ) cache; system RAM; hard drive ( size and interface ); graphics card ( chip set, amount and type of display RAM, any multimedia features ); sound card and speakers; monitor; bundled software; warranty; return policy.
3. This counter drove the X address of the display RAM . On every row, the CPU updates the row number selected from the character ROM ( and programmable character RAM ) and every 16th row it increments the Y address of the display RAM . At the end of the screen the output is blanked, and the CPU gets to do some  real work until the FIRQ pin is pulsed by the 50 Hz line from the power supply.
4. This counter drove the X address of the display RAM . On every row, the CPU updates the row number selected from the character ROM ( and programmable character RAM ) and every 16th row it increments the Y address of the display RAM . At the end of the screen the output is blanked, and the CPU gets to do some  real work until the FIRQ pin is pulsed by the 50 Hz line from the power supply.
5. It's difficult to find display ram in a sentence. 用display ram造句挺難的