R5F21191SP#U0 Renesas Electronics America, R5F21191SP#U0 Datasheet - Page 14

• Manufacturer Part Number: R5F21191SP#U0
• Description: IC R8C MCU FLASH 8K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/19r

Specifications of R5F21191SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x1b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

16. Comparator
17. Flash Memory Version
18. Electrical Characteristics
19. Usage Notes
15.2
15.3
16.1
16.2
16.3
17.1
17.2
17.3
17.4
17.5
17.6
17.7
19.1
15.2.1
15.2.2
17.3.1
17.3.2
17.4.1
17.4.2
17.4.3
17.4.4
17.4.5
17.5.1
17.6.1
17.7.1
19.1.1
19.1.2
19.1.3
19.1.4
Clock Asynchronous Serial I/O (UART) Mode ........................................157
Notes on Serial Interface.........................................................................162
One-Shot Mode .......................................................................................167
Repeat Mode...........................................................................................169
Notes on Comparator ..............................................................................171
Overview .................................................................................................172
Memory Map ...........................................................................................174
Functions to Prevent Rewriting of Flash Memory....................................176
CPU Rewrite Mode..................................................................................178
Standard Serial I/O Mode........................................................................195
Parallel I/O Mode.....................................................................................199
Notes on Flash Memory Version .............................................................200
Notes on Clock Generation Circuit ..........................................................217
CNTR0 Pin Select Function..............................................................160
Bit Rate.............................................................................................161
ID Code Check Function ..................................................................176
ROM Code Protect Function ............................................................177
EW0 Mode........................................................................................179
EW1 Mode........................................................................................179
Software Commands ........................................................................188
Status Register .................................................................................192
Full Status Check .............................................................................193
ID Code Check Function ..................................................................195
ROM Code Protect Function ............................................................199
CPU Rewrite Mode...........................................................................200
Stop Mode and Wait Mode ...............................................................217
Oscillation Stop Detection Function..................................................217
Oscillation Circuit Constants.............................................................217
High-Speed On-Chip Oscillator Clock ..............................................217
A - 5
163
172
202
217