M16C User Manual.pdf

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Programmable I/O PortMitsubishi microcomputers<strong>M16C</strong> / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERPort control registerb7 b6 b5 b4 b3 b2 b1 b0Symbpl Address When resetPCR 03FF16 0016Bit symbolBit nameFunctionPCR0 Port P1 control register 0 : When input port, read portinput level. When output port,read the contents of port P1register.1 : Read the contents of port P1register though input/outputport.R WNothing is assigned.In an attempt to write to these bits, write “0”. The value, if read, turnsout to be “0”.Figure 1.23.9. Port control register175
Programmable I/O PortMitsubishi microcomputers<strong>M16C</strong> / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERTable 1.23.1. Example connection of unused pins in single-chip modePin nameConnectionPorts P0 to P10(excluding P85)XOUT (Note)NMIAVCCAfter setting for input mode, connect every pin to VSS or VCC via aresistor; or after setting for output mode, leave these pins open.OpenConnect via resistor to VCC (pull-up)Connect to VCCAVSS, VREF, BYTENote: With external clock input to XIN pin.Connect to VSSTable 1.23.2. Example connection of unused pins in memory expansion mode and microprocessor modePin namePorts P6 to P10(excluding P85)P45 / CS1 to P47 / CS3BHE, ALE, HLDA,XOUT (Note 1), BCLK (Note 2)HOLD, RDY, NMIAVCCAVSS, VREFConnectionAfter setting for input mode, connect every pin to VSS or VCC via aresistor; or after setting for output mode, leave these pins open.Sets ports to input mode, sets bits CS1 through CS3 to 0, and connectsto Vcc via resistors (pull-up).OpenConnect via resistor to VCC (pull-up)Connect to VCCConnect to VSSNote 1: With external clock input to XIN pin.Note 2: When the BCLK output disable bit (bit 7 at address 000416) is set to “1”, connect to VCC via a resistor (pull-up).MicrocomputerMicrocomputerPort P0 to P10 (except for P85)Port P6 to P10 (except for P85)(Input mode)·(Input mode)·(Input mode)·(Input mode)·(Output mode)Open(Output mode)OpenNMIXOUTAVCCOpenVCCPort P45 / CS1to P47 / CS3NMIBHEHLDAALEXOUTBCLK (Note)OpenVCCBYTEHOLDAVSSRDYVREFAVCCAVSSVREFVSSVSSIn single-chip modeIn memory expansion mode orin microprocessor modeNote : When the BCLK output disable bit (bit 7 at address 000416) is set to “1”, connect to VCC via a resistor (pull-up).Figure 1.23.10. Example connection of unused pins176
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To all our customersRegarding the c
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Keep safety first in your circuit d
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This manual comprises of eight chap
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Table of ContentsChapter 1 Hardware
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2.5 Clock-Asynchronous Serial I/O (
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4.2.1 Interrupt Enable Flag .......
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Quick Reference to Pages Classified
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Quick Reference to Pages Classified
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DescriptionMitsubishi microcomputer
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Pin DescriptionMitsubishi microcomp
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CPUMitsubishi microcomputersM16C /
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CPUMitsubishi microcomputersM16C /
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ResetMitsubishi microcomputersM16C
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ResetMitsubishi microcomputersM16C
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SFRMitsubishi microcomputersM16C /
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Memory Space Expansion FunctionsMit
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Software ResetMitsubishi microcompu
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Processor ModeMitsubishi microcompu
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Bus SettingsMitsubishi microcompute
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Specified address rangeBus ControlM
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Bus ControlMitsubishi microcomputer
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Clock Generating CircuitMitsubishi
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Clock Generating CircuitMitsubishi
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Wait ModeMitsubishi microcomputersM
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Power controlMitsubishi microcomput
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ProtectionMitsubishi microcomputers
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InterruptMitsubishi microcomputersM
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______INT InterruptMitsubishi micro
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Address Match InterruptMitsubishi m
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Precautions for InterruptsMitsubish
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Watchdog TimerMitsubishi microcompu
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DMACMitsubishi microcomputersM16C /
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TimerMitsubishi microcomputersM16C
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Timer AMitsubishi microcomputersM16
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Timer BMitsubishi microcomputersM16
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Timers’ functions for three-phase
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Serial I/OMitsubishi microcomputers
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Clock synchronous serial I/O modeMi
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Page 169 and 170: A-D ConverterMitsubishi microcomput
Page 179 and 180: D-A ConverterMitsubishi microcomput
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Page 183 and 184: Programmable I/O PortMitsubishi mic
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Page 193 and 194: Usage precautionMitsubishi microcom
Page 195 and 196: Usage precautionMitsubishi microcom
Page 197 and 198: Electrical characteristicsMitsubish
Page 199 and 200: Electrical characteristics (Vcc = 5
Page 201 and 202: Timing (VCC=5V)Mitsubishi microcomp
Page 207 and 208: TimingMitsubishi microcomputersM16C
Page 209 and 210: Timing (Vcc = 5V)Mitsubishi microco
Page 213 and 214: Electrical characteristics (Vcc = 3
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Page 229 and 230: IssuancesignatureReceiptMitsubishi
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IssuancesignatureReceiptMitsubishi
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IssuancesignatureReceiptMitsubishi
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Description (Flash Memory Version)M
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CPU Rewrite Mode (Flash Memory Vers
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Functions To Inhibit Rewriting (Fla
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Appendix Parallel I/O Mode (Flash M
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Appendix Standard Serial I/O Mode (
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ProtectMitsubishi microcomputersM16
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ProtectMitsubishi microcomputersM16
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Counter content (hex)Timer AMitsubi
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Counter content (hex)Timer BMitsubi
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Counter content (hex)Timer BMitsubi
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Clock-Synchronous Serial I/OMitsubi
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UARTMitsubishi microcomputersM16C /
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SIM interfaceMitsubishi microcomput
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SI/O3, 4Mitsubishi microcomputersM1
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SI/O3, 4Mitsubishi microcomputersM1
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A-D ConverterMitsubishi microcomput
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Converted analog input pinConverted
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D-A ConverterMitsubishi microcomput
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CRC Calculation CircuitMitsubishi m
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Key-Input InterruptMitsubishi micro
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Key-Input InterruptMitsubishi micro
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Power ControlMitsubishi microcomput
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Programmable I/O PortsMitsubishi mi
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ApplicationsMitsubishi microcompute
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Timer A1 countercontent (hex)Timer
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Timer A ApplicationsMitsubishi micr
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DMAC ApplicationsMitsubishi microco
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DMAC ApplicationsMitsubishi microco
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Controlling Power ApplicationsMitsu
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External BusesMitsubishi microcompu
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External ROMMitsubishi microcompute
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Standard CharacteristicsMitsubishi
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Absolute error [LSB]Standard Charac
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Absolute accuracy [mV]Absolute accu
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Appendix 1Mitsubishi microcomputers
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Appendix 2 Hexadecimal instruction
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Appendix 3 Setting register for pin
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MITSUBISHI Single-Chip Microcompute
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