参数资料
型号: PSD8134V20JT
厂商: 意法半导体
英文描述: Flash In-System Programmable ISP Peripherals For 8-bit MCUs
中文描述: Flash在系统可编程ISP的外设的8位微控制器
文件页数: 63/110页
文件大小: 1685K
代理商: PSD8134V20JT
63/110
PSD813F1
External Chip Select
The CPLD also provides three External Chip Se-
lect (ECS0-ECS2) outputs on Port D pins that can
be used to select external devices. Each External
Chip Select (ECS0-ECS2) consists of one product
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
32
.)
Figure 32. Port D External Chip Select Signals
P
POLARITY
BIT
PD2 PIN
PT2
ECS2
DIRECTION
REGISTER
POLARITY
BIT
PD1 PIN
PT1
ECS1
ENABLE (.OE)
ENABLE (.OE)
DIRECTION
REGISTER
POLARITY
BIT
PD0 PIN
PT0
ECS0
ENABLE (.OE)
DIRECTION
REGISTER
C
AI02890
相关PDF资料
PDF描述
PSD8134V90JT Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8135V70JT Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8135V90JT Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSF21911 ISDN Echocancellation Circuit for Terminal Applications IEC-Q TE
PSB21911 ISDN Echocancellation Circuit for Terminal Applications IEC-Q TE
相关代理商/技术参数
参数描述
PSD8134V20MIT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8134V20MT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8134V70JIT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8134V70JT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs
PSD8134V70MIT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Flash In-System Programmable ISP Peripherals For 8-bit MCUs