Renesas R5F211A3DSP Manuals

Manuals and User Guides for Renesas R5F211A3DSP. We have 1 Renesas R5F211A3DSP manual available for free PDF download: User Manual

Renesas R5F211A3DSP User Manual (341 pages)

16-BIT SINGLE-CHIP MICROCOMPUTER

Brand: Renesas | Category: Computer Hardware | Size: 2.88 MB

Table of Contents
10
Overview
19
Applications
19
Performance Overview
20
Block Diagram
22
Product Information
23
Pin Assignments
27
Pin Functions
30
Central Processing Unit (CPU)
33
Data Registers (R0, R1, R2, and R3)
34
Address Registers (A0 and A1)
34
Frame Base Register (FB)
34
Interrupt Table Register (INTB)
34
Program Counter (PC)
34
User Stack Pointer (USP) and Interrupt Stack Pointer (ISP)
34
Static Base Register (SB)
34
Flag Register (FLG)
34
Carry Flag (C)
34
Debug Flag (D)
34
Interrupt Enable Flag (I)
35
Stack Pointer Select Flag (U)
35
Processor Interrupt Priority Level (IPL)
35
Reserved Bit
35
Memory
36
R8C/1A Group
36
R8C/1B Group
37
Special Function Registers (Sfrs)
38
Programmable I/O Ports
42
Functions of Programmable I/O Ports
42
Effect on Peripheral Functions
42
Pins Other than Programmable I/O Ports
42
Port Settings
50
Unassigned Pin Handling
55
Resets
56
Hardware Reset
58
When Power Supply Is Stable
58
Power on
58
Power-On Reset Function
60
Voltage Monitor 1 Reset
61
Voltage Monitor 2 Reset
61
Watchdog Timer Reset
61
Software Reset
61
Voltage Detection Circuit
62
VCC Input Voltage
68
Monitoring Vdet1
68
Monitoring Vdet2
68
Digital Filter
68
Voltage Monitor 1 Reset
70
Voltage Monitor 2 Interrupt and Voltage Monitor 2 Reset
71
Processor Mode
73
Processor Modes
73
Bus
75
10. Clock Generation Circuit
76
Main Clock
83
On-Chip Oscillator Clocks
84
Low-Speed On-Chip Oscillator Clock
84
High-Speed On-Chip Oscillator Clock
84
CPU Clock and Peripheral Function Clock
85
System Clock
85
CPU Clock
85
Peripheral Function Clock (F1, F2, F4, F8, F32)
85
Fring and Fring128
85
Fring-Fast
85
Fring-S
85
Power Control
86
Standard Operating Mode
86
Wait Mode
87
Stop Mode
90
Oscillation Stop Detection Function
92
How to Use Oscillation Stop Detection Function
92
Notes on Clock Generation Circuit
94
Stop Mode
94
Wait Mode
94
Oscillation Stop Detection Function
94
Oscillation Circuit Constants
94
High-Speed On-Chip Oscillator Clock
94
11. Protection
95
12. Interrupts
96
Interrupt Overview
96
Types of Interrupts
96
Software Interrupts
97
Special Interrupts
98
Peripheral Function Interrupt
98
Interrupts and Interrupt Vectors
99
Interrupt Control
101
INT Interrupt
109
INT0 Interrupt
109
INT0 Input Filter
110
INT1 Interrupt
111
INT3 Interrupt
112
Key Input Interrupt
114
Address Match Interrupt
116
Notes on Interrupts
118
Reading Address 00000H
118
SP Setting
118
External Interrupt and Key Input Interrupt
118
Watchdog Timer Interrupt
118
Changing Interrupt Sources
119
Changing Interrupt Control Register Contents
120
13. Watchdog Timer
121
Count Source Protection Mode Disabled
124
Count Source Protection Mode Enabled
125
14. Timers
126
Timer X
127
Timer Mode
130
Pulse Output Mode
131
Event Counter Mode
133
Pulse Width Measurement Mode
134
Pulse Period Measurement Mode
137
Notes on Timer X
140
Timer Z
141
Timer Mode
146
Programmable Waveform Generation Mode
148
Programmable One-Shot Generation Mode
151
Programmable Wait One-Shot Generation Mode
154
Notes on Timer Z
158
Timer C
159
Input Capture Mode
165
Output Compare Mode
167
Notes on Timer C
169
15. Serial Interface
170
Clock Synchronous Serial I/O Mode
176
Polarity Select Function
179
LSB First/Msb First Select Function
179
Continuous Receive Mode
180
Clock Asynchronous Serial I/O (UART) Mode
181
CNTR0 Pin Select Function
184
Bit Rate
185
Notes on Serial Interface
186
16. Clock Synchronous Serial Interface
187
Mode Selection
187
Clock Synchronous Serial I/O with Chip Select (SSU)
188
Transfer Clock
197
SS Shift Register (SSTRSR)
199
Interrupt Requests
200
Communication Modes and Pin Functions
201
Clock Synchronous Communication Mode
202
Operation in 4-Wire Bus Communication Mode
209
SCS Pin Control and Arbitration
215
Notes on Clock Synchronous Serial I/O with Chip Select
216
I 2 C Bus Interface
217
Transfer Clock
227
Interrupt Requests
228
C Bus Interface Mode
229
Clock Synchronous Serial Mode
240
Noise Canceller
243
Bit Synchronization Circuit
244
Examples of Register Setting
245
Notes on I 2 C Bus Interface
249
17. A/D Converter
250
One-Shot Mode
254
Repeat Mode
256
Sample and Hold
258
A/D Conversion Cycles
258
Internal Equivalent Circuit of Analog Input Block
259
Inflow Current Bypass Circuit
260
Output Impedance of Sensor under A/D Conversion
261
Notes on A/D Converter
262
18. Flash Memory
263
Overview
263
Memory Map
265
Functions to Prevent Rewriting of Flash Memory
267
ID Code Check Function
267
ROM Code Protect Function
268
CPU Rewrite Mode
269
EW0 Mode
270
EW1 Mode
270
Software Commands
279
Status Register
284
Full Status Check
285
Standard Serial I/O Mode
287
ID Code Check Function
287
Parallel I/O Mode
291
ROM Code Protect Function
291
Notes on Flash Memory
292
CPU Rewrite Mode
292
19. Electrical Characteristics
294
20. Usage Notes
314
Notes on Clock Generation Circuit
314
Stop Mode
314
Wait Mode
314
Oscillation Stop Detection Function
314
Oscillation Circuit Constants
314
High-Speed On-Chip Oscillator Clock
314
Notes on Interrupts
315
Reading Address 00000H
315
SP Setting
315
External Interrupt and Key Input Interrupt
315
Watchdog Timer Interrupt
315
Changing Interrupt Sources
316
Changing Interrupt Control Register Contents
317
Precautions on Timers
318
Notes on Timer X
318
Notes on Timer Z
318
Notes on Timer C
319
Notes on Serial Interface
320
Precautions on Clock Synchronous Serial Interface
321
Notes on Clock Synchronous Serial I/O with Chip Select
321
Notes on I 2 C Bus Interface
322
Notes on A/D Converter
323
Notes on Flash Memory
324
CPU Rewrite Mode
324
Notes on Noise
326
Inserting a Bypass Capacitor between VCC and VSS Pins as a Countermeasure against Noise and Latch-Up
326
Countermeasures against Noise Error of Port Control Registers
326
21. Notes on On-Chip Debugger
327
Appendix 1. Package Dimensions
328
Appendix 2. Connection Examples between Serial Writer and On-Chip Debugging Emulator
330
Appendix 3. Example of Oscillation Evaluation Circuit
331
Register Index
332

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