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: 21/148页
文件大小: 1664K
代理商: ST92186B3BK
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ST92186B - ON SCREEN DISPLAY CONTROLLER (OSD)
OSD CONTROLLER (Cont’d)
Note: For further information, refer to the Timing
and Clock Control chapter.
Table 25. OSDRAM Interface Configuration
DION OSDE
OSDRAM
Interface clock
OSD Function
Detailed Configuration
State
0
off, no RAM access off
The OSDRAM controller and the Display are both disa-
bled. The CPU has no access to the OSDRAM.
1
0
on, CPU clock
off
The Display is disabled. The OSDRAM controller is run-
ning using the CPU clock, allowing for CPU accesses.
2
0
1
on, Pixel clock
no OSD, time
control on
The Display is partially enabled. The OSDRAM control-
ler is running with the Pixel clock, allowing CPU access-
es. The OSD pixel processing is disabled (RGB & FB
outputs are turned off), the TV oriented time control is
still running, such as event line control, interrupt genera-
tion, flag bits and field calculation. The border control is
inactive.
3
1
on, Pixel clock
fully on
The OSDRAM controller and the Display are both ena-
bled. The OSDRAM controller is running with the Pixel
clock, allowing CPU accesses. The RGB & FB outputs
are turned on. The border control is activated.
4
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ST92195B2T1/XXX 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PQFP64
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