Key Features .................................................................................................................................................................3
Microcontroller Bus Interface ................................................................................................................................7
JTAG Port .............................................................................................................................................................7
Power Management Unit ......................................................................................................................................8
Development System ....................................................................................................................................................9
General Purpose PLD (GPLD)......................................................................................................................33
Microcontroller Bus Interface ..............................................................................................................................35
Interface to a Multiplexed 8-bit Bus...............................................................................................................35
Interface to a Non-multiplexed 8-bit Bus .......................................................................................................35
General Port Architecture..............................................................................................................................42
Port Operating Modes ...................................................................................................................................44
Port Configuration Registers (PCRs) ............................................................................................................47
Port Data Registers.......................................................................................................................................49
Ports A and B – Functionality and Structure .................................................................................................49
Port C – Functionality and Structure .............................................................................................................51
Port D – Functionality and Structure .............................................................................................................51
For additional information,
Call 800-832-6974
Fax: 510-657-8495
Web Site: http://www.psdst.com
E-mail: ask.psd@st.com
i
PSD9XX Family
PSD913F2
PSD934F2
PSD954F2
Configurable Memory System on a Chip for 8-Bit Microcontrollers
Table of Contents
Power Management............................................................................................................................................54
Automatic Power Down (APD) Unit and Power Down Mode ........................................................................54
Other Power Savings Options.......................................................................................................................58
Reset and Power On Requirement ...............................................................................................................59
Programming In-Circuit using the JTAG Interface ..............................................................................................60
Standard JTAG Signals.................................................................................................................................61
Security and Flash Memories Protection ......................................................................................................61
Absolute Maximum Ratings.........................................................................................................................................62
Operating Range .........................................................................................................................................................62
Example of Typical Power Calculation at Vcc = 5..0 V .......................................................................................64
Example of Typical Power Calculation at Vcc = 5..0 V in Turbo Off Mode .........................................................65
DC Characteristics (5 V ± 10% versions) ....................................................................................................................66
Microcontroller Interface – AC/DC Parameters (5 V ± 10% versions).........................................................................67
Power Down Timing............................................................................................................................................70
AC Testing Input/Output Waveforms...........................................................................................................................81
AC Testing Load Circuit...............................................................................................................................................81
Part Number Construction ...........................................................................................................................................87
[table][tr][td]Power Supply Development Diary - Part II [/td][/tr][/table][table][tr][td]
[font=Arial][size=10pt]By Dr. Ray Ridley, Ridley Engineering[/size][/font][font=Arial][size=10pt][b]Power Supp...
Now I have split the power layer into two pieces. Now I want to copper-fill them. Should I use the FILL tool? But after playing with it, I found that there is no network number in the properties. Did ...
I found that when I load an image in the bootloader and load another image in the kernel and put it in the display buffer, when I press the power button to start the system, there is still a black scr...
[font=Verdana][size=2]Hello,[/size][/font] I am a registered user of Electronic Engineering World [url]https://www.eeworld.com.cn/[/url], registered on August 6, 2008, and published about 20 articles ...
I have been working in hardware for more than a year after graduation and found that I am more interested in embedded systems. I hope that seniors who have studied embedded systems can give me some ad...
[i=s]This post was last edited by deweyled on 2014-5-24 22:30[/i] Today I played around with the raw toolpath file in ArtCAM and carved a Chinese character "凤" (my wife's name has the word "凤", so I'm...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]