R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 21
R5F21334CNFP#U0
Manufacturer Part Number
R5F21334CNFP#U0
Description
MCU 1KB FLASH 16K ROM 32-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/3x/33Cr
Datasheet
1.R5F21331CNFPU0.pdf
(622 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21334CNFP#U0R5F21334CNFP#V2
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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27.
28.
29.
30.
27.1
27.2
27.3
27.4
27.5
27.6
27.7
27.8
27.9
27.10
28.1
28.2
29.1
29.2
29.3
29.4
30.1
30.2
30.3
30.4
27.2.1
27.2.2
27.2.3
27.2.4
27.2.5
27.2.6
27.3.1
27.3.2
27.3.3
27.3.4
27.3.5
27.3.6
27.3.7
28.2.1
28.2.2
29.2.1
29.2.2
29.2.3
29.3.1
30.3.1
30.3.2
30.3.3
A/D Converter ............................................................................................................................. 456
D/A Converter ............................................................................................................................. 480
Comparator B ............................................................................................................................. 483
Flash Memory ............................................................................................................................. 490
Overview ............................................................................................................................................... 456
Registers ................................................................................................................................................ 458
Common Items for Multiple Modes ...................................................................................................... 464
One-Shot Mode ..................................................................................................................................... 470
Repeat Mode 0 ....................................................................................................................................... 471
Repeat Mode 1 ....................................................................................................................................... 472
Single Sweep Mode ............................................................................................................................... 474
Repeat Sweep Mode .............................................................................................................................. 476
Output Impedance of Sensor under A/D Conversion ............................................................................ 478
Notes on A/D Converter ........................................................................................................................ 479
Overview ............................................................................................................................................... 480
Registers ................................................................................................................................................ 482
Overview ............................................................................................................................................... 483
Registers ................................................................................................................................................ 485
Functional Description .......................................................................................................................... 487
Comparator B1 and Comparator B3 Interrupts ..................................................................................... 489
Overview ............................................................................................................................................... 490
Memory Map ......................................................................................................................................... 491
Functions to Prevent Flash Memory from being Rewritten .................................................................. 492
CPU Rewrite Mode ............................................................................................................................... 494
On-Chip Reference Voltage Control Register (OCVREFCR) ......................................................... 458
A/D Register i (ADi) (i = 0 to 7) ...................................................................................................... 459
A/D Mode Register (ADMOD) ........................................................................................................ 460
A/D Input Select Register (ADINSEL) ............................................................................................ 461
A/D Control Register 0 (ADCON0) ................................................................................................. 462
A/D Control Register 1 (ADCON1) ................................................................................................. 463
Input/Output Pins .............................................................................................................................. 464
A/D Conversion Cycles .................................................................................................................... 464
A/D Conversion Start Condition ....................................................................................................... 466
A/D Conversion Result ..................................................................................................................... 468
Low Current Consumption Function ................................................................................................ 468
Extended Analog Input Pins ............................................................................................................. 468
A/D Open-Circuit Detection Assist Function ................................................................................... 468
D/Ai Register (DAi) (i = 0 or 1) ....................................................................................................... 482
D/A Control Register (DACON) ...................................................................................................... 482
Comparator B Control Register (INTCMP) ..................................................................................... 485
External Input Enable Register 0 (INTEN) ...................................................................................... 485
INT Input Filter Select Register 0 (INTF) ........................................................................................ 486
Comparator Bi Digital Filter (i = 1 or 3) .......................................................................................... 488
ID Code Check Function .................................................................................................................. 492
ROM Code Protect Function ............................................................................................................ 493
Option Function Select Register (OFS) ............................................................................................ 493
A - 12
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