參數(shù)資料
型號(hào): ST92186B3BK
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 24 MHz, MICROCONTROLLER, PDIP32
封裝: PLASTIC, SDIP-32
文件頁數(shù): 127/148頁
文件大?。?/td> 1664K
代理商: ST92186B3BK
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ST92186B - GENERAL DESCRIPTION
INTRODUCTION (Cont’d)
1.1.4 On-chip Peripherals
OSD Controller
The On Screen Display displays any text or menu
data generated by the application. Rows of up to
63 characters can be displayed with two user-de-
finable fonts. Colors, character shape and other
attributes are software programmable.
Parallel I/O Ports
The ST9 is provided with dedicated lines for input/
output. These lines, grouped into 8-bit ports, can
be independently programmed to provide parallel
input/output or to carry input/output signals to or
from the on-chip peripherals and core. All ports
have active pull-ups and pull-down resistors com-
patible with TTL loads. In addition pull-ups can be
turned off for open drain operation and weak pull-
ups can be turned on to save chip resistive pull-
ups. Input buffers can be either TTL or CMOS
compatible.
Analog/Digital Converter
The ADC provides up to 5 (SDIP42) or 3 (SDIP32)
analog inputs with on-chip sample and hold.
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