Name: Renesas RL78 Series
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RL78/F13, F14 CHAPTER 16 SERIAL INTERFACE IICA

R01UH0368EJ0210 Rev.2.10 1018

Dec 10, 2015

Figure 16-2 shows a serial bus configuration example.

Figure 16-2. Serial Bus Configuration Example Using I

C Bus

Master CPU1

Slave CPU1

Address 0

SDAA0

SCLA0

Serial data bus

Serial clock

+ V

SDAA0

SCLA0

SDAA0

SCLA0

SDAA0

SCLA0

SDAA0

SCLA0

Master CPU2

Slave CPU2

Address 1

Slave CPU3

Address 2

Slave IC

Address 3

Slave IC

Address N

Default Chapter7
- Table of Contents7
Chapter 1 Overview33
- Features33
- Applications34
- Product Lineup35
- Function Overview36
- RL78/F14 Functions List36
- RL78/F13 (CAN and LIN Incorporated) Functions List38
- RL78/F13 (LIN Incorporated) Functions List40
- Block Diagram42
- RL78/F14: Block Diagram of R5F10Ppn (N = E, F, G, H, J) 100-Pin Products42
- RL78/F14: Block Diagram of R5F10Pmn (N = G, H, J) 80-Pin Products43
- RL78/F14: Block Diagram of R5F10Pln (N = G, H, J) 64-Pin Products44
- RL78/F14: Block Diagram of R5F10Pgn (N = G, H, J) 48-Pin Products45
- RL78/F14: Block Diagram of R5F10Pmn (N = E, F) 80-Pin Products46
- RL78/F14: Block Diagram of R5F10Pln (N = E, F) 64-Pin Products47
- RL78/F14: Block Diagram of R5F10Pgn (N = D, E, F) 48-Pin Products48
- RL78/F14: Block Diagram of R5F10Pbn (N = D, E) 32-Pin Products49
- RL78/F14: Block Diagram of R5F10Pan (N = D, E) 30-Pin Products50
- 80-Pin Products51
- RL78/F13: Block Diagram of R5F10Bmn (N = E, F, G) (CAN and LIN Incorporated) 80-Pin Products51
- 64-Pin Products52
- RL78/F13: Block Diagram of R5F10Bln (N = C, D, E, F, G) (CAN and LIN Incorporated) 64-Pin Products52
  - RL78/F13: Block Diagram of R5F10Bgn (N = C, D, E, F, G) (CAN and LIN Incorporated) 48-Pin Products53
  - RL78/F13: Block Diagram of R5F10Bbn (N = C, D, E, F, G) (CAN and LIN Incorporated) 32-Pin Products54
- RL78/F13: Block Diagram of R5F10Ban (N = C, D, E, F, G) (CAN and LIN Incorporated) 30-Pin Products55
- 30-Pin Products55
- RL78/F13: Block Diagram of R5F10Amn (N = E, F, G) (LIN Incorporated) 80-Pin Products56
- RL78/F13: Block Diagram of R5F10Aln (N = F, G) (LIN Incorporated) 64-Pin Products57
- RL78/F13: Block Diagram of R5F10Agn (N = F, G) (LIN Incorporated) 48-Pin Products58
- RL78/F13: Block Diagram of R5F10Aln (N = C, D, E) (LIN Incorporated) 64-Pin Products59
- RL78/F13: Block Diagram of R5F10Agn (N = A, C, D, E) (LIN Incorporated) 48-Pin Products60
- RL78/F13: Block Diagram of R5F10Abn (N = A, C, D, E) (LIN Incorporated) 32-Pin Products61
- RL78/F13: Block Diagram of R5F10Aan (N = A, C, D, E) (LIN Incorporated) 30-Pin Products62
- RL78/F13: Block Diagram of R5F10A6N (N = A, C, D, E) (LIN Incorporated) 20-Pin Products63
- Pin Configurations64
- RL78/F14 Pin Configuration for 100-Pin Products64
- RL78/F14 Pin Configuration for 80-Pin Products65
- RL78/F13 Pin Configuration for 80-Pin Products66
- RL78/F14 Pin Configuration for 64-Pin Products67
- RL78/F13 Pin Configuration for 64-Pin Product68
- RL78/F14 Pin Configuration for 48-Pin Products69
- RL78/F13 Pin Configuration for 48-Pin Products70
- RL78/F14 Pin Configuration for 32-Pin Products71
- RL78/F13 Pin Configuration for 32-Pin Products72
- RL78/F14 Pin Configuration for 30-Pin Products73
- RL78/F13 Pin Configuration for 30-Pin Products74
- RL78/F13 Pin Configuration for 20-Pin Products75
- Order Information76
Chapter 2 Pin Functions79
- Pin Function List79
- RL78/F14 100-Pin Products81
- RL78/F13 (CAN and LIN Incorporated) 80-Pin Products83
- RL78/F13 (LIN Incorporated) 80-Pin Products85
- Pins for each Product (Pins Other than Port Pins)87
- Description of Pin Functions100
- P00 to P03 (Port 0)100
- P10 to P17 (Port 1)100
- P30 to P34 (Port 3)102
- P40 to P47 (Port 4)103
- P50 to P57 (Port 5)104
- P60 to P67 (Port 6)105
- P70 to P77 (Port 7)107
- P80 to P87 (Port 8)108
- P90 to P97 (Port 9)109
- P100 to P107 (Port 10)109
- P120 to P127 (Port 12)110
- P130, P137 (Port 13)111
- P140 (Port 14)111
- P150 to P157 (Port 15)112
- VDD, Evdd0, Evdd1, Vss, Evss0, Evss1112
- Reset113
- Regc113
- Recommended Connection of Unused Pins114
Chapter 3 Cpu Architecture120
- Memory Space120
- Internal Program Memory Space146
- Mirror Area150
- Internal Data Memory Space152
- Special Function Register (SFR) Area153
- Extended Special Function Register (2Nd SFR: 2Nd Special Function Register) Area153
- Data Memory Addressing154
- Processor Registers172
- Control Registers172
- General-Purpose Registers175
- ES and CS Registers177
- Special Function Registers (Sfrs)178
- Extended Special Function Registers (2Nd Sfrs: 2Nd Special Function Registers)183
- Instruction Address Addressing216
- Relative Addressing216
- Immediate Addressing216
- Table Indirect Addressing217
- Register Direct Addressing218
- Addressing for Processing Data Addresses219
- Implied Addressing219
- Register Addressing219
- Direct Addressing220
- Short Direct Addressing221
- SFR Addressing222
- Register Indirect Addressing223
- Based Addressing224
- Based Indexed Addressing228
- Stack Addressing229
Chapter 4 Port Functions233
- Port Functions233
- Port Configuration235
- Port 0236
- Port 1241
- Port 3252
- Port 4258
- Port 5268
- Port 6278
- Port 7288
- Port 8302
- Port 9312
- Port 10315
- Port 12320
- Port 13327
- Port 14330
- Port 15332
- Registers Controlling Port Function339
- Port Mode Registers (Pmxx)351
- Port Registers (Pxx)352
- Pull-Up Resistor Option Registers (Puxx)354
- Port Input Mode Registers (PIM1, PIM3, PIM5 to PIM7, PIM12)355
- Port Output Mode Registers (POM1, POM6, POM7, POM12)356
- Port Mode Control Registers 7, 9, 12 (PMC7, PMC9, PMC12)357
- A/D Port Configuration Register (ADPC)358
- Port Input Threshold Control Register360
- (PITHL1, PITHL3 to PITHL7, PITHL10, PITHL12, PITHL15)360
- Peripheral I/O Redirection Register 0 (PIOR0)362
- Peripheral I/O Redirection Register 1 (PIOR1)363
- Peripheral I/O Redirection Register 2 (PIOR2)364
- Peripheral I/O Redirection Register 3 (PIOR3)365
- Peripheral I/O Redirection Register 4 (PIOR4)366
- Peripheral I/O Redirection Register 5 (PIOR5)368
- Peripheral I/O Redirection Register 6 (PIOR6)369
- Peripheral I/O Redirection Register 7 (PIOR7)370
- Peripheral I/O Redirection Register 8 (PIOR8)371
- Port Output Slew Rate Register (PSRSEL)372
- SNOOZE Status Output Control Register 0 (PSNZCNT0)373
- SNOOZE Status Output Control Register 1 (PSNZCNT1)374
- SNOOZE Status Output Control Register 2 (PSNZCNT2)375
- SNOOZE Status Output Control Register 3 (PSNZCNT3)376
- Port Mode Select Register (PMS)377
- Port Function Operations378
- Writing to I/O Port378
- Reading from I/O Port378
- Operations on I/O Port378
- Connecting to External Device with Different Potential (3 V)379
- Settings of Port Mode Register and Output Latch When Using Alternate Function381
- Cautions When Using Port Function392
- Cautions on 1-Bit Manipulation Instruction for Port Register N (Pn)392
- Notes on Specifying the Pin Settings393
Chapter 5 Clock Generator394
- Functions of Clock Generator394
- Configuration of Clock Generator397
- Registers Controlling Clock Generator401
- Clock Operation Mode Control Register (CMC)401
- System Clock Control Register (CKC)404
- Clock Operation Status Control Register (CSC)406
- Oscillation Stabilization Time Counter Status Register (OSTC)407
- Oscillation Stabilization Time Select Register (OSTS)409
- Peripheral Enable Registers 0, 1, 2 (PER0, PER1, PER2)411
- Operation Speed Mode Control Register (OSMC)417
- High-Speed On-Chip Oscillator Frequency Select Register (HOCODIV)418
- High-Speed On-Chip Oscillator Trimming Register (HIOTRM)419
- CAN Clock Select Register (CANCKSEL)420
- LIN Clock Select Register (LINCKSEL)421
- Clock Select Register (CKSEL)422
- PLL Control Register (PLLCTL)423
- PLL Status Register (PLLSTS)425
- Fmp Clock Division Register (MDIV)426
- System Clock Oscillator427
- X1 Oscillator427
- XT1 Oscillator427
- High-Speed On-Chip Oscillator431
- PLL Circuit431
- Low-Speed On-Chip Oscillator431
- WDT-Dedicated Low-Speed On-Chip Oscillator431
- Clock Generator Operation432
- Controlling Clock434
- Example of Setting High-Speed On-Chip Oscillator434
- Example of Setting X1 Oscillator436
- Example of Setting XT1 Oscillator437
- Examples of Setting PLL Circuit438
- Example of Setting Low-Speed On-Chip Oscillator440
- CPU Clock Status Transition Diagram441
- Conditions before Changing CPU Clock and Processing after Changing CPU Clock445
- Main System Clock452
- Conditions before Clock Oscillation Is Stopped454
- Usage Notes455
- Cpu/Peripheral Hardware Clock455
- High-Speed On-Chip Oscillator455
Chapter 6 Timer Array Unit456
- Functions of Timer Array Unit458
- Simultaneous Channel Operation Function459
- Bit Timer Operation Function (Channels 1 and 3 Only)460
- LIN-Bus Supporting Function (Channel 7 of Unit 0 Only)461
- Configuration of Timer Array Unit462
- Timer Count Register Mn (Tcrmn)468
- Timer Data Register Mn (Tdrmn)470
- Registers Controlling Timer Array Unit471
- Peripheral Enable Register 0 (PER0)472
- Timer Clock Select Register M (Tpsm)473
- Timer Mode Register Mn (Tmrmn)476
- Timer Status Register Mn (Tsrmn)482
- Timer Channel Enable Status Register M (Tem)483
- Timer Channel Start Register M (Tsm)484
- Timer Channel Stop Register M (Ttm)485
- Timer Input Select Register 0 (TIS0)486
- Timer Input Select Register 1 (TIS1)487
- Timer Input Select Register 2 (TIS2)488
- Timer Output Enable Register M (Toem)489
- Timer Output Register M (Tom)490
- Timer Output Level Register M (Tolm)491
- Timer Output Mode Register M (Tomm)492
- Noise Filter Enable Registers 1, 2 (NFEN1, NFEN2)493
- Port Mode Registers 1, 3, 4, 7, 12 (PM1, PM3, PM4, PM7, PM12)496
- PWM Output Delay Control Register 1 (PWMDLY1)498
- PWM Output Delay Control Register 2 (PWMDLY2)499
- Basic Rules of Timer Array Unit500
- Basic Rules of 8-Bit Timer Operation Function (Channels 1 and 3 Only)502
- Operation Timing of Counter503
- Start Timing of Counter505
- Operation of Counter506
- Channel Output (Tomn Pin) Control511
- Tomn Pin Output Setting512
- Cautions on Channel Output Operation513
- Collective Manipulation of Tomn Bit518
- Timer Interrupt and Tomn Pin Output at Operation Start519
- Independent Channel Operation Function of Timer Array Unit520
  - Operation as External Event Counter526
  - Operation as Frequency Divider531
  - Operation as Input Pulse Interval Measurement535
- Operation as Input Signal High-/Low-Level Width Measurement540
- Operation as Delay Counter545
- Simultaneous Channel Operation Function of Timer Array Unit550
- Operation as PWM Function558
- Operation as Multiple PWM Output Function565
- Cautions When Using Timer Array Unit574
Chapter 7 Timer Rj575
- I/O Pins576
- Timer RJ Counter Register 0 (TRJ0), Timer RJ Reload Register580
- Timer RJ Control Register 0 (TRJCR0)581
- Timer RJ I/O Control Register 0 (TRJIOC0)583
- Timer RJ Mode Register 0 (TRJMR0)585
- Timer RJ Event Pin Select Register 0 (TRJISR0)586
- Port Mode Registers 1, 4 (PM1, PM4)587
- Operation588
- Timer Mode589
- Pulse Output Mode590
- Event Counter Mode591
- Pulse Width Measurement Mode593
- Pulse Period Measurement Mode594
- Coordination with Event Link Controller (ELC)595
- Notes on Timer RJ596
- Procedure for Setting Pins TRJO0 and TRJIO0597
- Functional Restriction in STOP Mode (Event Counter Mode Only)598
Chapter 8 Timer Rd599
- Registers601
- Peripheral Enable Register 1 (PER1)602
- Clock Select Register (CKSEL)603
- Timer RD ELC Register (TRDELC)604
- Timer RD Start Register (TRDSTR)605
- Timer RD Mode Register (TRDMR)606
- Timer RD PWM Function Select Register (TRDPMR)607
- Timer RD Function Control Register (TRDFCR)608
- Timer RD Output Master Enable Register 1 (TRDOER1)610
- Timer RD Output Master Enable Register 2 (TRDOER2)611
- Timer RD Output Control Register (TRDOCR)612
- Timer RD Digital Filter Function Select Register I (Trddfi) (I = 0 or 1)615
- Timer RD Control Register I (Trdcri) (I = 0 or 1)617
- Timer RD I/O Control Register Ai (Trdiorai) (I = 0 or 1)622
- Timer RD I/O Control Register CI (Trdiorci) (I = 0 or 1)624
- Timer RD Status Register I (Trdsri) (I = 0 or 1)626
- Timer RD Interrupt Enable Register I (Trdieri) (I = 0 or 1)630
- Timer RD PWM Function Output Level Control Register I (Trdpocri) (I = 0 or 1)631
- Timer RD Counter I (Trdi) (I = 0 or 1)632
- Timer RD General Registers Ai, Bi, CI, and DI (Trdgrai, Trdgrbi,Trdgrci, Trdgrdi I = 0 or 1)634
- PWM Output Delay Control Register 0 (PWMDLY0)643
- Port Mode Registers (PM1, PM3, PM12)644
- Operation645
- Input Capture Function656
- Output Compare Function660
- PWM Function665
- Reset Synchronous PWM Mode669
- Complementary PWM Mode672
- PWM3 Mode676
- Timer RD Interrupt679
- Notes on Timer RD681
- Count Source682
- Reset Synchronous PWM Mode683
Chapter 9 Real-Time Clock688
- Registers Controlling Real-Time Clock690
- Peripheral Enable Register 0 (PER0)691
- Operation Speed Mode Control Register (OSMC)692
- Timer Input Select Register 1 (TIS1)693
- Timer Input Select Register 2 (TIS2)694
- RTC Clock Select Register (RTCCL)695
- Real-Time Clock Control Register 0 (RTCC0)696
- Real-Time Clock Control Register 1 (RTCC1)697
- Second Count Register (SEC)699
- Hour Count Register (HOUR)700
- Day Count Register (DAY)702
- Week Count Register (WEEK)703
- Month Count Register (MONTH)704
- Watch Error Correction Register (SUBCUD)705
- Bit Watch Error Correction Register (SUBCUDW)706
- Alarm Minute Register (ALARMWM)707
- Real-Time Clock Operation709
- Shifting to HALT/STOP Mode after Starting Operation710
- Reading/Writing Real-Time Clock711
- Setting Alarm of Real-Time Clock713
- Hz Output of Real-Time Clock714
- Example of Watch Error Correction of Real-Time Clock715
Chapter 10 Clock Output/Buzzer Output Controller718
- Configuration of Clock Output/Buzzer Output Controller720
- Clock Select Register (CKSEL)722
- Port Mode Register 14 (PM14)723
- Operations of Clock Output/Buzzer Output Controller724
Chapter 11 Watchdog Timer725
- Configuration of Watchdog Timer726
- Register Controlling Watchdog Timer727
- Operation of Watchdog Timer728
- Setting Overflow Time of Watchdog Timer729
- Setting Window Open Period of Watchdog Timer730
- Setting Watchdog Timer Interval Interrupt731
Chapter 12 A/D Converter732
- Function of A/D Converter733
- Configuration of A/D Converter735
  - Registers Used in A/D Converter737
  - Peripheral Enable Register 0 (PER0)738
- A/D Converter Mode Register 0 (ADM0)739
- A/D Converter Mode Register 1 (ADM1)748
- A/D Converter Mode Register 2 (ADM2)749
- Bit A/D Conversion Result Register (ADCR)752
- Bit A/D Conversion Result Register (ADCRH)753
- Analog Input Channel Specification Register (ADS)754
- Conversion Result Comparison Upper Limit Setting Register (ADUL)757
- A/D Test Register (ADTES)758
- A/D Port Configuration Register (ADPC)759
- A/D Converter Trigger Select Register 0 (ADTRGS0) (RL78/F13 Only)760
- A/D Converter Trigger Select Register 1 (ADTRGS1) (RL78/F13 Only)761
- Port Mode Control Registers 7, 9, and 12 (PMC7, PMC9, PMC12)762
- Port Mode Registers 3, 7 to 10, and 12 (PM3, PM7 to PM10, PM12)763
- A/D Converter Conversion Operations765
- Input Voltage and Conversion Results767
- A/D Converter Operation Modes768
- Software Trigger Mode (Select Mode, One-Shot Conversion Mode)769
- Software Trigger Mode (Scan Mode, Sequential Conversion Mode)770
- Software Trigger Mode (Scan Mode, One-Shot Conversion Mode)771
- Hardware Trigger No-Wait Mode (Select Mode, Sequential Conversion Mode)772
- Hardware Trigger No-Wait Mode (Select Mode, One-Shot Conversion Mode)773
- Hardware Trigger No-Wait Mode (Scan Mode, Sequential Conversion Mode)774
- Hardware Trigger No-Wait Mode (Scan Mode, One-Shot Conversion Mode)775
- Hardware Trigger Wait Mode (Select Mode, Sequential Conversion Mode)776
- Hardware Trigger Wait Mode (Select Mode, One-Shot Conversion Mode)777
- Hardware Trigger Wait Mode (Scan Mode, Sequential Conversion Mode)778
- Hardware Trigger Wait Mode (Scan Mode, One-Shot Conversion Mode)779
- A/D Converter Setup Flowchart780
- Setting up Software Trigger Mode781
- Setting up Hardware Trigger No-Wait Mode782
- Setting up Hardware Trigger Wait Mode783
- Setting up Test Mode785
- SNOOZE Mode Function786
- If an Interrupt Is Generated after A/D Conversion Ends787
- If no Interrupt Is Generated after A/D Conversion Ends788
- How to Read A/D Converter Characteristics Table789
- Cautions for A/D Converter791
CHAPTER 13 D/A CONVERTER (RL78/F14 Only)795
- Configuration of D/A Converter796
- D/A Converter Mode Register (DAM)800
- D/A Converter Mode Register 2 (DAM2)801
- D/A Conversion Value Setting Register 0 (DACS0)802
- Port Mode Register 8 (PM8)803
CHAPTER 14 COMPARATOR (RL78/F14 Only)808
- Registers to Control the Comparator810
- Comparator Control Register (CMPCTL)811
- Comparator I/O Select Register (CMPSEL)813
- Comparator Output Monitor Register (CMPMON)814
- A/D Port Configuration Register (ADPC)815
- D/A Converter Mode Register 2 (DAM2)816
- Port Mode Register 4 (PM4)817
- Port Mode Register (PM8)818
- Operation819
- Noise Filter820
- Comparator Interrupts821
- Comparator Setting Flowchart822
Chapter 15 Serial Array Unit824
- Functions of Serial Array Unit825
- Uart (Uart0, Uart1)826
- Configuration of Serial Array Unit828
  - Registers Controlling Serial Array Unit834
  - Peripheral Enable Register 0 (PER0)835
- Serial Clock Select Register M (Spsm)836
- Serial Mode Register Mn (Smrmn)837
- Serial Communication Operation Setting Register Mn (Scrmn)839
- Higher 7 Bits of the Serial Data Register Mn (Sdrmn)842
- Serial Flag Clear Trigger Register Mn (Sirmn)844
- Serial Status Register Mn (Ssrmn)845
- Serial Channel Start Register M (Ssm)847
- Serial Channel Stop Register M (Stm)848
- Serial Channel Enable Status Register M (Sem)849
- Serial Output Enable Register M (Soem)850
- Serial Output Register M (Som)851
- Serial Output Level Register M (Solm)852
- Serial Slave Select Enable Register M (Ssem)853
- Input Switch Control Register (ISC)854
- Noise Filter Enable Register 0 (NFEN0)855
- Port Input Mode Registers 1, 3, 5 to 7, 12 (PIM1, PIM3, PIM5 to PIM7, PIM12)856
- Port Output Mode Registers 1, 6, 7, 12 (POM1, POM6, POM7, POM12)857
- Port Mode Registers 1, 3 to 7, 12 (PM1, PM3 to PM7, PM12)858
- Operation Stop Mode860
- Stopping the Operation by Units861
- Stopping the Operation by Channels862
- Operation of 3-Wire Serial I/O (CSI00, CSI01, CSI10, CSI11) Communication864
- Master Transmission866
- Master Reception876
- Master Transmission/Reception886
- Slave Transmission896
- Slave Reception906
- Slave Transmission/Reception913
- Calculating Transfer Clock Frequency923
- Procedure for Processing Errors that Occurred During 3-Wire Serial I/O CSI00, CSI01, CSI10, CSI11) Communication925
- Clock Synchronous Serial Communication with SPI Function926
- Master Transmission930
- Master Reception940
- Master Transmission/Reception950
- Slave Transmission960
- Slave Reception970
- Slave Transmission/Reception977
- Calculating Transfer Clock Frequency987
- Procedure for Processing Errors that Occurred During Clock Synchronous Serial Communication with SPI Function989
- Operation of UART (UART0, UART1) Communication990
- UART Transmission992
- UART Reception1002
- Calculating Baud Rate1009
- Procedure for Processing Errors that Occurred During UART (UART0, UART1) Communication1013
- LIN Communication Operation1014
- LIN Reception1017
- Address Field Transmission1026
- Data Transmission1032
- Data Reception1037
- Stop Condition Generation1042
- Calculating Transfer Rate1044
Chapter 16 Serial Interface Iica1048
- Configuration of Serial Interface IICA1051
- Registers Controlling Serial Interface IICA1054
- IICA Control Register 00 (IICCTL00)1055
- IICA Status Register 0 (IICS0)1060
- IICA Flag Register 0 (IICF0)1062
- IICA Control Register 01 (IICCTL01)1064
- IICA Low-Level Width Setting Register 0 (IICWL0)1066
- Port Mode Register 6 (PM6)1067
- Port Output Mode Register (POM6)1068
- Pin Configuration1069
- Setting Transfer Clock by Using IICWL0 and IICWH0 Registers1070
- Start Conditions1072
- Addresses1073
- Acknowledge (ACK)1074
- Stop Condition1075
- Wait1076
- Canceling Wait1078
- Interrupt Request (INTIICA0) Generation Timing and Wait Control1079
- Address Match Detection Method1080
- Arbitration1081
- Wakeup Function1083
- Communication Reservation1086
- Cautions1090
- Communication Operations1091
- Timing Charts1119
Chapter 17 Lin/Uart Module (Rlin3)1134
- Register Descriptions1139
- LIN Registers for Master Mode1141
- LIN Registers for Slave Mode1169
- Registers for UART1197
- Modes1227
- LIN Reset Mode1229
- LIN Mode1230
- UART Mode1232
- LIN Mode1233
- Data Transmission/Reception1241
- Transmission/Reception Data Buffering1243
- Wake-Up Transmission/Reception1246
- Status1248
- Error Status1250
- UART Mode1256
- Data Transmission/Reception1271
- Buffer Processing of Transmission Data1273
- Status1274
- Error Status1275
- LIN Self-Test Mode1276
- Change to LIN Self-Test Mode1277
- Transmission in LIN Master Self-Test Mode1278
- Reception in LIN Master Self-Test Mode1279
- Transmission in LIN Slave Self-Test Mode1280
- Reception in LIN Slave Self-Test Mode1281
- Terminating LIN Self-Test Mode1282
- Baud Rate Generator1283
- LIN Slave Mode1285
- UART Mode1287
- Noise Filter1288
- Interrupts1290
Chapter 18 Can Interface (Rs-Can Lite)1291
- Input/Output Pins1294
- Register Descriptions1295
- Cani Bit Configuration Register L (Cicfgl) (I = 0)1317
- Cani Bit Configuration Register H (Cicfgh) (I = 0)1318
- Cani Control Register L (Cictrl) (I = 0)1320
- Cani Control Register H (Cictrh) (I = 0)1322
- Cani Status Register L (Cistsl) (I = 0)1324
- Cani Status Register H (Cistsh) (I = 0)1326
- Cani Error Flag Register L (Cierfll) (I = 0)1327
- Cani Error Flag Register H (Cierflh) (I = 0)1330
- CAN Global Configuration Register L (GCFGL)1331
- CAN Global Configuration Register H (GCFGH)1333
- CAN Global Control Register L (GCTRL)1334
- CAN Global Control Register H (GCTRH)1335
- CAN Global Status Register (GSTS)1336
- CAN Global Error Flag Register (GERFLL)1337
- CAN Global Transmit Interrupt Status Register (GTINTSTS)1338
- CAN Timestamp Register (GTSC)1339
- CAN Receive Rule Number Configuration Register (GAFLCFG)1340
- CAN Receive Rule Entry Register Jal (Gaflidlj) (J = 0 to 15)1341
- CAN Receive Rule Entry Register Jah (Gaflidhj) (J = 0 to 15)1342
- CAN Receive Rule Entry Register Jbl (Gaflmlj) (J = 0 to 15)1343
- CAN Receive Rule Entry Register Jbh (Gaflmhj) (J = 0 to 15)1344
- CAN Receive Rule Entry Register Jcl (Gaflplj) (J = 0 to 15)1345
- CAN Receive Rule Entry Register Jch (Gaflphj) (J = 0 to 15)1346
- CAN Receive Buffer Number Configuration Register (RMNB)1347
- CAN Receive Buffer Receive Complete Flag Register (RMND0)1348
- CAN Receive Buffer Register Nal (Rmidln) (N = 0 to 15)1349
- CAN Receive Buffer Register Nah (Rmidhn) (N = 0 to 15)1350
- CAN Receive Buffer Register Nbl (Rmtsn) (N = 0 to 15)1351
- CAN Receive Buffer Register Nbh (Rmptrn) (N = 0 to 15)1352
- CAN Receive Buffer Register Ncl (Rmdf0N) (N = 0 to 15)1353
- CAN Receive Buffer Register Nch (Rmdf1N) (N = 0 to 15)1354
- CAN Receive Buffer Register Ndl (Rmdf2N) (N = 0 to 15)1355
- CAN Receive Buffer Register Ndh (Rmdf3N) (N = 0 to 15)1356
- CAN Receive FIFO Control Register M (Rfccm) (M = 0, 1)1357
- CAN Receive FIFO Status Register M (Rfstsm) (M = 0, 1)1359
- CAN Receive FIFO Pointer Control Register M (Rfpctrm) (M = 0, 1)1361
- CAN Receive FIFO Access Register Mal (Rfidlm) (M = 0, 1)1362
- CAN Receive FIFO Access Register Mah (Rfidhm) (M = 0, 1)1363
- CAN Receive FIFO Access Register Mbl (Rftsm) (M = 0, 1)1364
- CAN Receive FIFO Access Register Mbh (Rfptrm) (M = 0, 1)1365
- CAN Receive FIFO Access Register Mcl (Rfdf0M) (M = 0, 1)1366
- CAN Receive FIFO Access Register Mch (Rfdf1M) (M = 0, 1)1367
- CAN Receive FIFO Access Register Mdl (Rfdf2M) (M = 0, 1)1368
- CAN Receive FIFO Access Register Mdh (Rfdf3M) (M = 0, 1)1369
- Cani Transmit/Receive FIFO Control Register Kl (Cfcclk) (I = 0) (K = 0)1370
- Cani Transmit/Receive FIFO Control Register Kh (Cfcchk) (I = 0) (K = 0)1372
- Cani Transmit/Receive FIFO Status Register K (Cfstsk) (I = 0) (K = 0)1374
- Cani Transmit/Receive FIFO Pointer Control Register K (Cfpctrk) (I = 0) (K = 0)1376
- Cani Transmit/Receive FIFO Access Register Kal (Cfidlk) (I = 0) (K = 0)1377
- Cani Transmit/Receive FIFO Access Register Kah (Cfidhk) (I = 0) (K = 0)1378
- Cani Transmit/Receive FIFO Access Register Kbl (Cftsk) (I = 0) (K = 0)1379
- Cani Transmit/Receive FIFO Access Register Kbh (Cfptrk) (I = 0) (K = 0)1380
- Cani Transmit/Receive FIFO Access Register Kcl (Cfdf0K) (I = 0) (K = 0)1381
- Cani Transmit/Receive FIFO Access Register Kch (Cfdf1K) (I = 0) (K = 0)1382
- Cani Transmit/Receive FIFO Access Register Kdl (Cfdf2K) (I = 0) (K = 0)1383
- Cani Transmit/Receive FIFO Access Register Kdh (Cfdf3K) (I = 0) (K = 0)1384
- Receive FIFO Message Lost Status Register (RFMSTS)1385
- Cani Transmit/Receive FIFO Message Lost Status Register (CFMSTS) (I = 0)1386
- CAN Receive FIFO Interrupt Status Register (RFISTS)1387
- CAN Transmit/Receive FIFO Receive Interrupt Status Register (CFISTS)1388
- Cani Transmit Buffer Control Register P (Tmcp) (I = 0) (P = 0 to 3)1389
- Cani Transmit Buffer Status Register P (Tmstsp) (I = 0) (P = 0 to 3)1391
- Cani Transmit Buffer Transmit Request Status Register (TMTRSTS) (I = 0)1392
- Cani Transmit Buffer Transmit Complete Status Register (TMTCSTS) (I = 0)1393
- Cani Transmit Buffer Transmit Abort Status Register (TMTASTS) (I = 0)1394
- Cani Transmit Buffer Interrupt Enable Register (TMIEC) (I = 0)1395
- Cani Transmit Buffer Register Pal (Tmidlp) (I = 0) (P = 0 to 3)1396
- Cani Transmit Buffer Register Pah (Tmidhp) (I = 0) (P = 0 to 3)1397
- Cani Transmit Buffer Register Pbh (Tmptrp) (I = 0) (P = 0 to 3)1398
- Cani Transmit Buffer Register Pcl (Tmdf0P) (I = 0) (P = 0 to 3)1399
- Cani Transmit Buffer Register Pch (Tmdf1P) (I = 0) (P = 0 to 3)1400
- Cani Transmit Buffer Register Pdl (Tmdf2P) (I = 0) (P = 0 to 3)1401
- Cani Transmit Buffer Register Pdh (Tmdf3P) (I = 0) (P = 0 to 3)1402
- Cani Transmit History Buffer Control Register (Thlcci) (I = 0)1403
- Cani Transmit History Buffer Status Register (Thlstsi) (I = 0)1404
- Cani Transmit History Buffer Access Register (Thlacci) (I = 0)1405
- Cani Transmit History Buffer Pointer Control Register (Thlpctri) (I = 0)1406
- CAN Global RAM Window Control Register (GRWCR)1407
- CAN Global Test Configuration Register (GTSTCFG)1408
- CAN Global Test Control Register (GTSTCTRL)1409
- CAN Global Test Protection Unlock Register (GLOCKK)1410
- CAN RAM Test Register R (Rpgaccr) (R = 0 to 127)1411
- CAN Modes1412
- Channel Modes1414
- Reception Function1419
- Timestamp1421
- Transmission Functions1422
- Transmission Using Transmit Buffers1423
- Transmission Using FIFO Buffers1424
- Transmit History Function1426
- Test Function1427
- Self-Test Mode (Loopback Mode)1428
- Interrupt1429
- RAM Window1433
- Initial Settings1434
- Clock Setting1436
- Communication Speed Setting1437
- Receive Rule Setting1439
- Buffer Setting1440
- Reception Procedure1442
- FIFO Buffer Reading Procedure1444
- Transmission Procedure1447
- Procedure for Transmission from Transmit/Receive FIFO Buffers1450
- Transmit History Buffer Reading Procedure1453
- Test Settings1454
- Protection Unlock Procedure1455
- RAM Test Setting Procedure1456
- Notes on the CAN Module1457
Chapter 19 Dtc1458
- Registers1460
- Allocation of DTC Control Data Area and DTC Vector Table Area1462
- DTC Control Data Allocation1463
- DTC Vector Table1464
- Peripheral Enable Register 1 (PER1)1468
- DTC Activation Enable Register I (Dtceni) (I = 0 to 5)1469
- DTC Base Address Register (DTCBAR)1472
- DTC Control Register J (Dtccrj) (J = 0 to 23)1473
- DTC Block Size Register J (Dtblsj) (J = 0 to 23)1474
- DTC Transfer Count Reload Register J (Dtrldj) (J = 0 to 23)1475
- High-Speed DTC Channel Select Register 0 (SELHS0)1476
- High-Speed DTC Channel Select Register 1 (SELHS1)1477
- High-Speed DTC Control Register M (HDTCCR0/1) (M = 0, 1)1478
- High-Speed DTC Transfer Count Register M (HDTCCT0/1) (M = 0, 1)1479
- DTC Transfer Count Reload Register M (HDTRLD0/1) (M = 0, 1)1480
- Operation1481
- Normal Mode1483
- Repeat Mode1485
- Chain Transfers1489
- High-Speed Transfer Operation1491
- Notes on DTC1492
- DTC Pending Instruction1493
- Number of DTC Execution Clock Cycles1494
- Number of High-Speed DTC Execution Clock Cycles1495
- DTC Response Time1496
- Operation in Standby Mode Status1497
CHAPTER 20 EVENT LINK CONTROLLER (ELC) (RL78/F14 Only)1498
- Registers1499
- Event Output Destination Select Register N (Elselrn) (N = 00 to 25)1500
- Timer Input Select Register 01503
- Operation1504
Chapter 21 Interrupt Functions1505
- Interrupt Sources and Configuration1506
- Registers Controlling Interrupt Functions1516
- Interrupt Request Flag Registers (IF0L, IF0H, IF1L, IF1H, IF2L, IF2H, IF3L)1522
- Interrupt Mask Flag Registers (MK0L, MK0H, MK1L, MK1H, MK2L, MK2H, MK3L)1524
  - Priority Specification Flag Registers (PR00L, PR00H, PR01L, PR01H, PR02L, PR02H, PR03L PR10L, PR10H, PR11L, PR11H, PR12L, PR12H, PR13L)1526
  - External Interrupt Rising Edge Enable Registers (EGP0, EGP1 External Interrupt Falling Edge Enable Registers (EGN0, EGN1)1529
- Interrupt Source Determination Flag Register 0 (INTFLG0)1531
- Interrupt Mask Register (INTMSK)1534
- Input Switch Control Register (ISC)1535
- Program Status Word (PSW)1536
- Interrupt Servicing Operations1537
- Software Interrupt Request Acknowledgment1540
- Interrupt Servicing During Division Instruction1544
- Interrupt Request Hold1546
Chapter 22 Key Interrupt Function1547
- Configuration of Key Interrupt1548
- Register Controlling Key Interrupt1549
Chapter 23 Standby Function1550
- Registers Controlling Standby Function1551
- Oscillation Stabilization Time Counter Status Register (OSTC)1552
- Oscillation Stabilization Time Select Register (OSTS)1553
- STOP Status Output Control Register (STPSTC)1554
- Standby Function Operation1555
- STOP Mode1562
- SNOOZE Mode1568
Chapter 24 Reset Function1573
- Register for Confirming Reset Source1584
- POR/CLM Reset Confirmation Register (POCRES)1585
Chapter 25 Power-On-Reset Circuit1587
- Configuration of Power-On-Reset Circuit1588
- Cautions for Power-On-Reset Circuit1591
Chapter 26 Voltage Detector1593
- Configuration of Voltage Detector1594
- Voltage Detection Register (LVIM)1595
- Voltage Detection Level Register (LVIS)1596
- Operation of Voltage Detector1599
- When Used as Interrupt Mode1601
- When Used as Interrupt and Reset Mode1603
- Cautions for Voltage Detector1609
- Delay from the Time LVD Reset Source Is Generated until the Time LVD Reset Has Been Generated or Released1610
Chapter 27 Safety Functions1611
- Registers Used by Safety Functions1613
- Operation of Safety Functions1614
- CRC Operation Function (General-Purpose CRC)1618
- RAM-ECC Function1622
- CPU Stack Pointer Monitor Function1628
- Clock Monitor1631
- RAM Guard Function1632
- SFR Guard Function1633
- Invalid Memory Access Detection Function1634
- Frequency Detection Function1637
- A/D Test Function1640
- Digital Output Signal Level Detection Function for I/O Ports1645
Chapter 28 Regulator1646
Chapter 29 Option Byte1647
- On-Chip Debug Option Byte (000C3H/ 020C3H)1648
- Format of User Option Byte1649
- Format of On-Chip Debug Option Byte1653
- Setting of Option Byte1654
Chapter 30 Flash Memory1655
- Serial Programming Using Flash Memory Programmer1657
- Programming Environment1659
- Serial Programming Using External Device (that Incorporates UART)1661
- Communication Mode1662
- Connection of Pins on Board1663
- Port Pins1664
- Serial Programming Method1665
- Flash Memory Programming Mode1666
- Selecting Communication Mode1667
- Communication Commands1668
- Processing Time for each Command When PG-FP5 Is in Use (Reference Value)1669
- Self-Programming1670
- Self-Programming Procedure1671
- Boot Swap Function1672
- Flash Shield Window Function1674
- Security Settings1675
- Data Flash1677
- Register Controlling Data Flash Memory1678
- Procedure for Accessing Data Flash Memory1679
Chapter 31 On-Chip Debug Function1680
- Connecting E1 On-Chip Debugging Emulator to RL78/F13 or RL78/F141682
- On-Chip Debug Security ID1683
Chapter 32 Bcd Correction Circuit1686
- BCD Correction Circuit Operation1687
Chapter 33 Instruction Set1689
- Conventions Used in Operation List1690
- Description of Operation Column1691
- Description of Flag Operation Column1692
- Operation List1693
Chapter 34 Electrical Specifications (Grade L)1711
- Absolute Maximum Ratings1712
- Oscillator Characteristics1714
- On-Chip Oscillator Characteristics1715
- Subsystem Clock Oscillator Characteristics1716
- PLL Circuit Characteristics1717
- DC Characteristics1718
- Supply Current Characteristics1724
- AC Characteristics1729
- Peripheral Functions Characteristics1732
- Serial Interface IICA1751
- On-Chip Debug (UART)1752
Chapter 35 Electrical Specifications (Grade K)1762
- Absolute Maximum Ratings1763
- Oscillator Characteristics1765
- On-Chip Oscillator Characteristics1766
- Subsystem Clock Oscillator Characteristics1767
- PLL Circuit Characteristics1768
- DC Characteristics1769
- Supply Current Characteristics1775
- AC Characteristics1780
- Peripheral Functions Characteristics1783
- Serial Interface IICA1802
- On-Chip Debug (UART)1803
- Analog Characteristics1804
- Temperatures Sensor Characteristics1808
- POR Circuit Characteristics1809
- LVD Circuit Characteristics1810
- Power Supply Voltage Rising Time1811
- Flash Memory Programming Characteristics1812
Chapter 36 Electrical Specifications (Grade Y)1813
- Absolute Maximum Ratings1814
- Oscillator Characteristics1816
- On-Chip Oscillator Characteristics1817
- Subsystem Clock Oscillator Characteristics1818
- PLL Circuit Characteristics1819
- DC Characteristics1820
- Supply Current Characteristics1826
- AC Characteristics1831
- Peripheral Functions Characteristics1834
- Serial Interface IICA1853
- On-Chip Debug (UART)1854
- Analog Characteristics1855
- Temperatures Sensor Characteristics1859
- POR Circuit Characteristics1860
- LVD Circuit Characteristics1861
- Power Supply Voltage Rising Time1862
- Flash Memory Programming Characteristics1863
Appendix A Related Products1872

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Renesas RL78 Series Specifications

General

Core	RL78
CPU Clock Speed	Up to 32 MHz
Flash Memory	Up to 512 KB
RAM	Up to 32 KB
Operating Voltage	1.6 V to 5.5 V
Low Power Modes	HALT, STOP, SNOOZE
CPU Architecture	16-bit
Temperature Range	-40°C to +85°C
Package	LQFP
Timers	16-bit timers
Communication Interfaces	UART, I2C, LIN
A/D Converter	12-bit