R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 11

• Manufacturer Part Number: R5F21334CNFP#U0
• Description: MCU 1KB FLASH 16K ROM 32-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/33Cr

Specifications of R5F21334CNFP#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: 27
• 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 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

6.
7.
5.7
5.8
6.1
6.2
6.3
6.4
6.5
6.6
7.1
7.2
7.3
7.4
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.2.6
6.2.7
6.2.8
6.2.9
6.3.1
6.3.2
6.3.3
7.4.1
7.4.2
7.4.3
7.4.4
7.4.5
7.4.6
7.4.7
7.4.8
7.4.9
7.4.10
7.4.11
7.4.12
7.4.13
7.4.14
7.4.15
7.4.16
7.4.17
7.4.18
7.4.19
7.4.20
7.4.21
Voltage Detection Circuit .............................................................................................................. 37
I/O Ports ........................................................................................................................................ 55
Cold Start-Up/Warm Start-Up Determination Function ......................................................................... 36
Reset Source Determination Function ..................................................................................................... 36
Overview ................................................................................................................................................. 37
Registers .................................................................................................................................................. 41
VCC Input Voltage .................................................................................................................................. 49
Voltage Monitor 0 Reset ......................................................................................................................... 50
Voltage Monitor 1 Interrupt .................................................................................................................... 51
Voltage Monitor 2 Interrupt .................................................................................................................... 53
Functions of I/O Ports ............................................................................................................................. 55
Effect on Peripheral Functions ................................................................................................................ 56
Pins Other than I/O Ports ......................................................................................................................... 56
Registers .................................................................................................................................................. 68
Voltage Monitor Circuit Control Register (CMPA) ........................................................................... 41
Voltage Monitor Circuit Edge Select Register (VCAC) .................................................................... 42
Voltage Detect Register 1 (VCA1) ..................................................................................................... 42
Voltage Detect Register 2 (VCA2) ..................................................................................................... 43
Voltage Detection 1 Level Select Register (VD1LS) ......................................................................... 44
Voltage Monitor 0 Circuit Control Register (VW0C) ........................................................................ 45
Voltage Monitor 1 Circuit Control Register (VW1C) ........................................................................ 46
Voltage Monitor 2 Circuit Control Register (VW2C) ........................................................................ 47
Option Function Select Register (OFS) .............................................................................................. 48
Monitoring Vdet0 ............................................................................................................................... 49
Monitoring Vdet1 ............................................................................................................................... 49
Monitoring Vdet2 ............................................................................................................................... 49
Port Pi Direction Register (PDi) (i = 0 to 4) ....................................................................................... 68
Port Pi Register (Pi) (i = 0 to 4) .......................................................................................................... 69
Timer RA Pin Select Register (TRASR) ............................................................................................ 70
Timer RB/RC Pin Select Register (TRBRCSR) ................................................................................. 70
Timer RC Pin Select Register 0 (TRCPSR0) ..................................................................................... 71
Timer RC Pin Select Register 1 (TRCPSR1) ..................................................................................... 72
UART0 Pin Select Register (U0SR) ................................................................................................... 73
UART1 Pin Select Register (U1SR) ................................................................................................... 73
UART2 Pin Select Register 0 (U2SR0) .............................................................................................. 74
UART2 Pin Select Register 1 (U2SR1) .............................................................................................. 74
SSU/IIC Pin Select Register (SSUIICSR) .......................................................................................... 75
INT Interrupt Input Pin Select Register (INTSR) ............................................................................... 75
I/O Function Pin Select Register (PINSR) ......................................................................................... 76
Pull-Up Control Register 0 (PUR0) .................................................................................................... 77
Pull-Up Control Register 1 (PUR1) .................................................................................................... 77
Port P1 Drive Capacity Control Register (P1DRR) ............................................................................ 78
Port P2 Drive Capacity Control Register (P2DRR) ............................................................................ 78
Drive Capacity Control Register 0 (DRR0) ........................................................................................ 79
Drive Capacity Control Register 1 (DRR1) ........................................................................................ 80
Input Threshold Control Register 0 (VLT0) ....................................................................................... 81
Input Threshold Control Register 1 (VLT1) ....................................................................................... 82
A - 2