Application Note 112
Contents
1. In Class 1 enter ecode 004000h 00ffffh L251 Linker NEWP PRJ Target Options Object Debug Information E Code banking M Include comments RT 251 i Include line numbers I RIX251 tiny M Include public symbols HER Warnings Level 2 M Enable variable overlaying Cancel M Include local symbols Default M Include type informatic T Ignore default libraries Command Line Options String Class 1 ecode 004000h D0Fffth Class 2 Class 3 Cancel Class 4 Help Reserwe 1 Default Reserve Z aii Assign 1 Assign 2 Command Line Options String FIGURE 4b Additional Notes The include file reg930ax inc must be obtained from Keil Software if you are using the Demo version of the 251 compiler that comes with the eval board It must be installed in the directory c c25leval asm in order to work properly This file is included in this application note 112 zip This file is available free of charge from Keil if you do not already have it If the compiler you are using came with a copy of reg930ax inc use that version You must have a directory called c tmp on your hard drive This is created by Windows during its installation and is used by Keil for storing temporary files STEP 3 START251 A51 changes 1 Set SET CONFIGB 1 set to 1 for off chip external configure bytes 2 Set RDRGEQUO 256k external address space 3 Change include reg251s inc TO include reg930ax inc 4 Change CS2. this special program Keil Software phone 800 348 8051 16990 Dallas Parkway Suite 120 phone 972 735 8052 Dallas Texas 75248 1903 fax 972 735 8055 Email sales keil com Web www keil com Keil Software Inc 1997
3. gt IES mE C COMPILERS REAL TIME OS SIMULATORS EDUCATION EVALUATION BOARDS 16990 Dallas Parkway Suite 120 Dallas Texas 75248 800 348 8051 www keil com Application Note 112 version 1 1 Installing a User program in EPROM on the Intel 8x930 4 Port USB Evaluation Board July 16 1997 Dallas Texas by Robert Boys Keil Software Inc rboys keil com 800 348 8051 Neil Spatz Micro Vu Inc This document provides information needed to get a User program that is contained in an EPROM to work standalone in the Intel USB Evaluation board The following comments refer to the Intel USB evaluation board REV B This board has 4 USB ports plus 1 upstream port The Keil C Compiler Version 2 1 Full version or the demo version can be used This program may work for the Intel 3 port board but it has not been tested There are two versions of the Keil Quick Start Tutorial the original one that comes with the evaluation board and an expanded one available from Keil The original tutorial is not complete The new version is available on the Web as Application Note 111 at www keil com appnotes or www keil com market as usbstart zip The source code can be found in the file named 112 zip on this CD This document is believed to be accurate Please report any errors or omissions to Robert Boys at Keil Software The latest version of this document will be as Application Note 112 at www keil com appnotes For additional information regard
4. EG AT OFFF8 TO CSEG AT O7FF8 for 32K byte EPROM 5 All other settings leave at default 6 The sample start251 a51 file included with neil zip contains the modified file STEP 4 Do a BUILD ALL This is done from within uVision This operates the compiler assembler and linker locator A hex file is generated No warnings or errors should be generated This assumes you are using the neil prj as provided in neil zip Otherwise you will have to generate your own project by typing in the C source STEP 5 Load HEX file into an EPROM programmer and program the 32K EPROM with Intel Hex STEP 6 Install the EPROM into Socket A of the Intel board be sure to justify the EPROM STEP 7 Power up USB board The LEDs should be activated as in the C program Keil Software Inc Dallas Texas 800 348 8051 Keil Software develops manufactures and distributes embedded software development tools for the 8051 251 USB and 166 167 microcontroller families Tools include C compilers Assemblers Real time Executives Debuggers and Simulators Integrated Environments and Evaluation Boards Keil has a training facility in Dallas for 8051 166 and USB products Keil provides distribution product development and technical support from its office in Dallas Texas Keil s web site www keil com provides the latest information about our development tools demo programs software updates application notes example programs and links to other sources
5. er etc to the same values as illustrated in the next section Keil Software has a Make utility that can compile and link C and or assembly coded files It also has other configuration and default setting features Before using the make utility configure the make options Make the changes as indicated and leave all other options set to their default values UWVision allows you to set various options with mouse clicks and these are all saved in your project file 1 Configure the Make utility Open the Options menu and choose Make Configure the options in the window as shown in Figure and press OK Make Options NEWP PRJ Alter Compile Stop f Run L251 Linker angel C Run LIB251 Librarian Help i Run OH251 Object Hex Converter Default FIGURE 1 2 Configure the Compiler e Open the Options menu and choose C251 Compiler e Make sure the options are set as shown in Figure 2 e Under Object select Include Debug Information so it is active Cz Compiler Options NEWP PRJ E r M Li Figure 2 3 Configure the Assembler e Open the Options menu and choose A251 Assembler e Configure the options in the window under Object as shown in Figure 3 and press OK Binary Hode FIGURE 3 4 5 Configure the Linker Open the Options menu and choose L257 Linker and choose the Linking tab Configure the options in the window as shown in Figure 4a and press OK Choose the Misc tab Figure 4b opens up
6. industry benchmarks some is proprietary Code for internal testing A51 A251 A166 Macro Assemblers for all Keil supported microcontrollers These three Macro Assemblers are included with their respective Compiler package or are available separately All utilities needed to complete your project are included for all members of the assembler s family These Assemblers are DOS based or can be run from Vision which is included with every Assembler and Compiler package uVision Integrated Development Environment Windows based User Interface uVision is a USA developed Windows based front end for all Keil Compilers and Assemblers It includes an editor project manager and make facility Compiler assembler and linker options are set by pointing and clicking on prompted selections Program Manager conveniently accesses your files and 3 party executables and also calls the Keil Simulator dScope easing the transition from utility to utility Works with Windows 3 11 95 and NT dScope Debugger and Simulator for the 8051 251 930 and Siemens166 167 Windows or DOS based dScope is a source level debugger that lets you debug programs created by Keil compilers dScope simulates your program either in stand alone mode or in your target using the monitor External hardware signals and interrupts can be simulated Viewable windows include View Program from I O Trace Stack Watch and CPU registers plus more TR51 FR51 Full Function RTOS for
7. ing USB microcontrollers Keil compilers in general or the 251 or other not yet announced parts see www keil com market A short C program is provided that will cause some of the board s LEDs to blink off and on A copy of the software plus the project file used in this note is embedded in this appnote 112 include lt reg251S h gt include lt reg930 h gt void main void int x 10000 while 1 open loop while x gt 1 10000 count delay Pl Ox0f set leds on PORT1 to 00001111 X dec x while x lt 10000 10000 count delay P1 0x00 set leds on PORT1 to 00000000 x if ince X EXAMPLE C SOURCE CODE STEP 1 Configuring the Intel RISM board 1 Remove the Intel RISM EPROM It will be replaced with a 32K byte EPROM that contains the target user program The USB board will start the binary program from reset to perform the example program s function as a demonstration 2 Set Dip switch S2 4 to OFF to turn RISM off This switch is marked RISM Leave all other switches and jumpers in the default positions as per the Intel User s manual STEP 2 UWVISION set up 1 2 3 4 Make sure the include file reg930ax inc is in c c251 asm directory Make a copy of the start251 a51 file and add it to your project directory with the sample C code This file need to be modified Under FILE TOOL_SET select version V2 x Set all options L251_linker A251_assembl
8. of information See also www keil com market C51 C Compiler for the entire 8051 family and the MCS 151 The C51 is a full ANSI C compiler with assembler WVision is the Windows User Interface that drives the optimizing C51 The Compiler Assembler and Linker options are point and click UVision and the manuals are written in the USA and extensive on line help is included Free technical support from Dallas via a 1 800 line is included for one year C251 C Compiler for the MCS 251 and the 8x930 USB Family The C251 ANSI compiler with the A251 assembler are designed specifically for the Intel and Temic 251 microcontroller family including the 8x930 USB C251 is 100 compatible with existing 8051 programs Extensions provide access to all 251 hardware components Sample USB 251 code is available www keil com usb C251 supports code banking source and binary modes Keil has a free tutorial available for the new Intel 4 port USB evaluation module and the C251 www keil com market C166 C Compiler for the entire Siemens 166 167 family The C166 ANSI compiler and A166 assembler are designed specifically for the Siemens 161 163 165 166 167 167CR and future derivatives The SGS Thomson ST10 family is supported The C166 easily integrates with the Keil RTOS The C166 operates with the Keil dScope Simulator and all In circuit emulators Extensions provide access to on chip peripherals The Keil C166 provides the fastest and smallest code using
9. the entire 8051 family FR251 for the 251 and 930 The RTX51 is a multitasking Real time Operating System for the entire 8051 family This powerful tool lets you manage multiple tasks on a single CPU The RTX51 Full includes CAN libraries The RTX51 Tiny is a subset of the RTX51 Full Functions include interrupt and memory management clock and semaphores Royalty free A Tiny version is available FR166 Full Function RTOS for the Siemens 166 167 family The FR166 is a multitasking real time operating system for the Siemens and SGS Thomson 166 167 family You can manage multiple tasks on a single CPU making your programs much easier to develop The RTX166 Full includes CAN libraries The RTX166 Tiny is a subset of the RTX166 Full and is included with all 166 C Compiler Kits from Keil CAN Library The RTX51 and RTX166 Full RTOS supports CAN controllers with the included libraries The CAN libraries are sold with the RTOS The CAN interface is becoming popular for automotive and industrial markets 11 and 29 bit identifiers are supported Keil 166 and 8051 C compilers interface with the RTOS and CAN libraries Keil supports all CAN microcontrollers based on the Siemens C515C and C167CR the Philips 592 and the Intel 526 and 527 Upgrades Free updates for Keil compilers are available from the Web to registered users Special upgrade prices are available for selected Franklin and Archimedes compilers Call Keil for details on how to save money using
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