RPC-220 USER'S MANUAL REV 1Page iCopyr ight 1998 - Remote Processing Corporation. Allrights reserved. However, any part of this documentmay b
SETUP AND OPERATION SECTION 2Page 2-4Download and R un a Demo Progr amThe file "demo.hex", should be in the root directorywhere you put the
SETUP AND OPERATION SECTION 2Page 2-5something is not shorting the output. Wiring isin SECTION 4, SERIAL PORT PIN OUT.4. Check the serial parameters
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-1Figure 3-1 Code Memory MapINTRODUCTION WRITING, DEBUGGING AND SAVING SECTION 3The RP C-220 is
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-2Figure 3-2 I/O and RAM MapCode starting at 0x8000 should be exactly what youwould have if you
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-3Monitor source code and hex file are under the MON220directory.Some internal registers and po
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-4DIAll internal memory from 0 to FFH are displayed.DP D isplay I/O port Addresses for I/O dev
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-5MX M odify external memory External mem ory is RA M on the RPC card. It isaccessed using a
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-6If the download process gets stuck, y ou can pressthe < esc> key at any tim e after th
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-7SAVING YOUR PROGRAM TO FLASHYour program is saved to flash EPROM whendevelopment is done or w
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-8WRITING FOR CMem ory Models Most C compilers have different memory models. Theyare usually re
TABLE OF CONTENTSPage iiOVERVIEW SECTION 1MANUAL ORGANIZATION ... 180C552 INFORMATION ... 1RTC INFORMATION ... 1
WRITING, DEBUGGING, AND SAVING PROGRAMS SECTION 3Page 3-9Figure 3-3 Modification for 64K EPROMSolder a jumper at W5[1-2]. This connects addressline
SERIAL PORTS SECTION 4Page 4-1Figure 4-1 Serial Port Jumpers and ConnectorsFigure 4-2 Jumper W3 Pin Num beringINTRODUCTION SERIAL PORTS SECTION 4The R
SERIAL PORTS SECTION 4Page 4-2POWER CONTROLThe RS-232 driver chip U 9 has a shut dow n control toreduce power (about 10 ma). This line is controlled
RAM SECTION 5Page 5-1RAM SECTION 5This section discusses accessing RAM and batterybackup.ACCESSING RAMRAM is accessed using MOVX type instructions. T
DIGITAL LINES SECTION 6Page 6-1Figure 6-1 CPU PortDIGITAL LINES SECTION 6INTRODUCTIONThere are 19 digital lines available. All are from theCPU, have
DIGITAL LINES SECTION 6Page 6-2CPUPinFunction 1 Function 2P1.0 Capture timerCT0ILCD displayP1.1 Capture timerCT1ILCD displayP1.2 Capture timerCT2ILCD
REAL TIME CLOCK SECTION 7Page 7-1INTRODUCTION REAL TIME CLOCK SECTION 7An optional real time clock (RTC) incorporates anindustry standard DS1287 with
REAL TIME CLOCK SECTION 7Page 7-2without having to reprogram the flash every time. Onepotential downside is CPU I/O ports (and registers) arechanged
REAL TIME CLOCK SECTION 7Page 7-3Step by step instructions are:Screen DescriptionMP a00a<Enter> Your entry to accessregister A. Response isA00
REAL TIME CLOCK SECTION 7Page 7-4APPLICATION PROGRAMSThe following application programs are in the RTCdirectory.File name DescriptionRTC-1.C Prompts y
TABLE OF CONTENTSPage iiiANALOG INPUT SECTION 11CONNECTING ANALOG INPUTS ... 1ACQUIRING ANALOG DATA ... 1INPUT SIGNAL CONSIDERATIONS ...
COUNTER/TIMERS SECTION 8Page 8-1J3PinName Timingfunction1 P1.0 CTOI2 P4.3 CMSR33 P1.1 CT1I4 RTC Square wave5 P1.2 CT2I6 P3.2 T0 gate7 P1.3 CT3I8 +5V9
COUNTER/TIMERS SECTION 8Page 8-2TIMER 2Timer 2 is used to m easure time between edges, genera tetimed interrupts, or set, clear, and toggle certain b
WATCHDOG TIMER SECTION 9Page 9-1Figure 9-1 Watchdog Jumper LocationWATCHDOG TIMER SECTION 9A watch dog timer resets the CPU if it enters erroneousproc
EXTERNAL INTERRUPTS SECTION 10Page 10-1INTRODUCTION EXTERNAL INTERRUPTS SECTION 10There are external CPU interr upts: INT 0 and INT 1. Ifyou do not u
ANALOG INPUT SECTION 11Page 12-1Figure 11-1 Analog Input and Reference Adj.INTRODUCTION ANALOG INPUT SECT ION 11There are eight single ended analog to
ANALOG INPUT SECTION 11Page 12-2EXTERNAL TRIGGERExternal trigger (CPU signal STADC) at J1-16 causes anA-D conversion on a positive or rising pulse.
ANALOG INPUT SECTION 11Page 12-3MEASURING HIGHER VOLTAGESVoltages higher than + 5V are measur ed by inserting aseries resistor to the input. A r esis
ANALOG INPUT SECTION 11Page 12-4J1 Pin Name1 Analog input 02 Ground3 Analog input 14 Ground5 Analog input 26 Ground7 Analog input 38 Ground9 Analog in
PWM AND ANALOG OUTPUT SECTION 12PAGE 12-1INTRODUCTIONPWM AND ANALOG OUTPUT SECTION 12The RPC-220 has two program mable PW M outputs.These outputs are
PWM AND ANALOG OUTPUT SECTION 12PAGE 12-2Second is step response time. Pulses are filtered througha 1 pole filter. This means there is some delay ti
OVERVIEW SECTION 1Page 1-1DESCRIPTIONOVERVIEW SECTION 1The RPC-220 is a small embedded controllerprogrammable in C or assembly. Included is a monitor
DISPLAY PORT SECTION 13Page 13-1J5pinCPULineLCD function1 P1.2 Data2 P1.3 Data3 P1.0 Data4 P1.1 Data5 NC no connect6 NC no connect7 NC no connect8 NC
DISPLAY PORT SECTION 13Page 13-2J5pinDisp.pinSymbol Function2 1 DB7 Data bus1 2 DB6 Data bus4 3 DB5 Data bus3 4 DB4 Data bus6 5 DB3 no connect5 6 DB2
DISPLAY PORT SECTION 13Page 13-3Figure 13-1 LCD Connector and Angle Adjust
EXPANSION PORT SECTION 14Page 14-1Figure 14-1 Power Input, Jumper, andExpansion ConnectorsEXPANSION PORT AND POWER SECTION 14INTRODUCTIONExpansion po
EXPANSION PORT SECTION 14Page 14-2If you expect to operate the board at highertemperatures, use the following formula to determinemaximum pow er diss
TECHNICAL SPECIFICATIONS SECTION 15Page 15-1TECHNICAL SPECIFICATIONS SECTION 15CPU Phillips 80C552 operating at 22.1184 MhzPower Supply Inputs: 5 ±0.
TECHNICAL SPECIFICATIONS SECTION 15Page 15-2Interfaces to RPC P/ N 1723 char acter display. Contrastadjustment provided.Serial Ports Type: RS-232Port
TECHNICAL SPECIFICATIONS SECTION 15Page 15-3Figure 15-1 Board Size and Connector PlacementConnector PositionsLeaders in Figure 15-1 show the location
OVERVIEW SECTION 1Page 1-226 Pin Connector Pin OutMANUAL CONVENTIONSInformation appearing on your screen is shown in adifferent type. Example:Remote P
OVERVIEW SECTION 1Page 1-3RPC-220 C omponent LocationThis practice is common am ong 8 bitcontrollers.TECHNICAL SUPPORTIf you have a question about the
SETUP AND OPERATION SECTION 2Page 2-1INTRODUCTION SETUP AND OPERATION SECTION 2The RPC-220 is ready as soon as you connect it to a PCand apply power.
SETUP AND OPERATION SECTION 2Page 2-2Figure 2-1 Start up connector locationsAn inconvenience using some of the Microsoft Windowseditors is a lack of l
SETUP AND OPERATION SECTION 2Page 2-3now ready to send a program.DOWNLOADING PROGRAMSWhen downloading progr ams, select ASC II text form at.XMODEM ,
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