参数资料
型号: ST92186B3BK
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PDIP32
封装: PLASTIC, SDIP-32
文件页数: 137/148页
文件大小: 1664K
代理商: ST92186B3BK
Obsolete
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- Obsolete
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ST92186B - ON SCREEN DISPLAY CONTROLLER (OSD)
7.4.4 Horizontal and Vertical Sync
7.4.4.1 Pixel Clock Control
The Pixel clock is issued from a frequency multipli-
er which is locked to the main crystal frequency.
The synthesized frequency is software program-
mable (4-bit value defining the multiplying factor)
which provides flexibility for supporting various ap-
plication conditions, from a basic 4/3 screen for-
mat and a “1H” horizontal sweep to a 16/9 format
with a “2H” sweep, interlaced or progressive scan-
ning. For more information, refer to the Timing and
Clock Controller chapter.
Note: It is recommended to wait for a stable clock
(approx. 35 ms) from the frequency multiplier be-
fore enabling the OSDRAM controller .
相关PDF资料
PDF描述
ST92195B2T1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP64
ST92195B3B1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PDIP56
ST92195B4B1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PDIP56
ST92195B5T1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP64
ST92195B6T1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP64
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