M16C User Manual.pdf

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S I/O3, 4Mitsubishi microcomputers<strong>M16C</strong> / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERS I/O3, 4S I/O3 and S I/O4 are exclusive clock-synchronous serial I/Os.Figure 1.19.31 shows the S I/O3, 4 block diagram, and Figure 1.19.32 shows the S I/O3, 4 control register.Table 1.19.12 shows the specifications of S I/O3, 4.f1f8SMi1SMi0Data busP90/CLK3(P95/CLK4)f32SMi3SMi6SMi6Synchronouscircuit1/2 1/(ni+1)Transfer rate register (8)S I/O counter i (3)S I/Oiinterrupt requestP92/SOUT3(P96/SOUT4)SMi2SMi3SMi5 LSBMSBP91/SIN3(P97/SIN4)S I/Oi transmission/reception register (8)8Note: i = 3, 4.ni = A value set in the S I/O transfer rate register i (036316, 036716).Figure 1.19.31. S I/O3, 4 block diagram149
S I/O3, 4Mitsubishi microcomputers<strong>M16C</strong> / 62 GroupSINGLE-CHIP 16-BIT CMOS MICROCOMPUTERS I/Oi control register (i = 3, 4) (Note 1)b7 b6 b5 b4 b3 b2 b1 b0Symbol Address When resetSiC 036216, 036616 4016BitsymbolBit nameDescriptionRWSMi0SMi1SMi3SMi5SMi6SMi7Internal synchronousclock select bitS I/Oi port select bit(Note 2)Transfer direction selectbitSynchronous clockselect bit (Note 2)SOUTi initial valueset bitb1 b00 0 : Selecting f10 1 : Selecting f81 0 : Selecting f321 1 : Not to be usedSMi2 SOUTi output disable bit 0 : SOUTi output1 : SOUTi output disable(high impedance)0 : Input-output port1 : SOUTi output, CLK functionNothing is assigned.In an attempt to write to this bit, write “0”. The value, if read, turns out to be “0”.0 : LSB first1 : MSB first0 : External clock1 : Internal clockEffective when SMi3 = 00 : L output1 : H outputNote 1: Set “1” in bit 2 of the protection register (000A16) in advance to write to theS I/Oi control register (i = 3, 4).Note 2: When using the port as an input/output port by setting the SI/Oi portselect bit (i = 3, 4) to “0”, be sure to set the sync clock select bit to “1”.SI/Oi bit rate generatorb7 b0 Symbol Address When resetS3BRG 036316 IndeterminateS4BRG 036716 IndeterminateIndeterminateAssuming that set value = n, BRGi divides the countsource by n + 1Values that can be set0016 to FF16R WSI/Oi transmit/receive registerb7 b0 Symbol Address When resetS3TRR 036016 IndeterminateS4TRR 036416 IndeterminateIndeterminateTransmission/reception starts by writing data to this register.After transmission/reception finishes, reception data is input.RWFigure 1.19.32. S I/O3, 4 related register150
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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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Page 145 and 146: Clock asynchronous serial I/O (UART
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Page 159 and 160: UART2 Special Mode RegisterMitsubis
Page 161 and 162: UART2 Special Mode Register 2Mitsub
Page 163: UART2 Special Mode Register 2Mitsub
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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
Page 193 and 194: Usage precautionMitsubishi microcom
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Page 197 and 198: Electrical characteristicsMitsubish
Page 199 and 200: Electrical characteristics (Vcc = 5
Page 201 and 202: Timing (VCC=5V)Mitsubishi microcomp
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Page 209 and 210: Timing (Vcc = 5V)Mitsubishi microco
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Timing (Vcc = 3V)Mitsubishi microco
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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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274Mitsubishi microcomputersM16C /
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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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