R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 22

• Manufacturer Part Number: R5F21324CNSP#U0
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Cr

Specifications of R5F21324CNSP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 15
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-LSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

30.
31.
32.
29.5
29.6
29.7
30.1
30.2
32.1
32.2
32.3
32.4
32.5
32.6
32.7
29.4.12 Full Status Check .............................................................................................................................. 502
29.5.1
29.6.1
29.7.1
30.2.1
30.2.2
30.2.3
30.2.4
30.2.5
30.2.6
30.2.7
30.2.8
30.2.9
30.2.10 Stopping Flash Memory .................................................................................................................... 514
30.2.11 Low-Current-Consumption Read Mode ........................................................................................... 515
30.2.12 Others ................................................................................................................................................ 516
32.1.1
32.1.2
32.1.3
32.1.4
32.2.1
32.2.2
32.2.3
32.2.4
32.2.5
32.3.1
32.4.1
32.5.1
32.5.2
32.5.3
32.5.4
Reducing Power Consumption ................................................................................................... 512
Electrical Characteristics ............................................................................................................ 517
Usage Notes ............................................................................................................................... 543
Standard Serial I/O Mode ...................................................................................................................... 504
Parallel I/O Mode .................................................................................................................................. 507
Notes on Flash Memory ........................................................................................................................ 508
Overview ............................................................................................................................................... 512
Key Points and Processing Methods for Reducing Power Consumption ............................................. 512
Notes on Clock Generation Circuit ....................................................................................................... 543
Notes on Interrupts ................................................................................................................................ 545
Notes on ID Code Areas ........................................................................................................................ 548
Notes on Option Function Select Area .................................................................................................. 548
Notes on DTC ........................................................................................................................................ 549
Notes on Timer RA ............................................................................................................................... 550
Notes on Timer RB ................................................................................................................................ 551
ID Code Check Function .................................................................................................................. 504
ROM Code Protect Function ............................................................................................................ 507
CPU Rewrite Mode ........................................................................................................................... 508
Voltage Detection Circuit ................................................................................................................. 512
Ports .................................................................................................................................................. 512
Clocks ............................................................................................................................................... 512
Wait Mode, Stop Mode ..................................................................................................................... 512
Stopping Peripheral Function Clocks ............................................................................................... 512
Timers ............................................................................................................................................... 512
A/D Converter ................................................................................................................................... 512
Clock Synchronous Serial Interface ................................................................................................. 512
Reducing Internal Power Consumption ............................................................................................ 513
Stop Mode ......................................................................................................................................... 543
Wait Mode ........................................................................................................................................ 543
Oscillation Stop Detection Function ................................................................................................. 544
Oscillation Circuit Constants ............................................................................................................ 544
Reading Address 00000h .................................................................................................................. 545
SP Setting .......................................................................................................................................... 545
External Interrupt and Key Input Interrupt ....................................................................................... 545
Changing Interrupt Sources .............................................................................................................. 546
Rewriting Interrupt Control Register ................................................................................................ 547
Setting Example of ID Code Areas ................................................................................................... 548
Setting Example of Option Function Select Area ............................................................................. 548
DTC activation source ...................................................................................................................... 549
DTCENi (i = 0 to 3, 5, 6) Registers .................................................................................................. 549
Peripheral Modules ........................................................................................................................... 549
Interrupt Request ............................................................................................................................... 549
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