欢迎访问ic37.com |
会员登录 免费注册
发布采购

UPSD3233 参数 Datasheet PDF下载

UPSD3233图片预览
型号: UPSD3233
PDF下载: 下载PDF文件 查看货源
内容描述: 闪存可编程系统设备与8032微控制器内核 [Flash Programmable System Devices with 8032 Microcontroller Core]
分类和应用: 闪存微控制器
文件页数/大小: 170 页 / 2708 K
品牌: STMICROELECTRONICS [ STMICROELECTRONICS ]
 浏览型号UPSD3233的Datasheet PDF文件第123页浏览型号UPSD3233的Datasheet PDF文件第124页浏览型号UPSD3233的Datasheet PDF文件第125页浏览型号UPSD3233的Datasheet PDF文件第126页浏览型号UPSD3233的Datasheet PDF文件第128页浏览型号UPSD3233的Datasheet PDF文件第129页浏览型号UPSD3233的Datasheet PDF文件第130页浏览型号UPSD3233的Datasheet PDF文件第131页  
uPSD3234A, uPSD3234BV, uPSD3233B, uPSD3233BV
External Chip Select
The CPLD also provides two External Chip Select
(ECS1-ECS2) outputs on Port D pins that can be
used to select external devices. Each External
Chip Select (ECS1-ECS2) consists of one product
Figure 68. Port D External Chip Select Signals
term that can be configured active High or Low.
The output enable of the pin is controlled by either
the output enable product term or the Direction
Register. (See Figure
ENABLE (.OE)
DIRECTION
REGISTER
PT1
ECS1
POLARITY
BIT
PD1 PIN
CPLD AND ARRAY
PLD INPUT BUS
ENABLE (.OE)
DIRECTION
REGISTER
PT2
ECS2
PD2 PIN
POLARITY
BIT
AI06607
127/170