R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 540

MCU 1KB FLASH 16K ROM 32-LQFP

R5F21334CNFP#U0

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

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
-

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R5F21334CNFP#U0
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R8C/33C Group
REJ09B0570-0100 Rev.1.00 Dec. 14, 2009
Page 510 of 589
Figure 30.9
Program Flowchart (Flash Ready Status Interrupt Enabled)
Write the command code 40h
Write data to the write address
I = 1 (interrupt enabled)
Program completed
RDYSTIE = 1
Start
RDYSTI: Bit in FST register
RDYSTIE: Bit in FMR0 register
Flash ready status
Full status check
RDYSTI = 0
interrupt
REIT
30. Flash Memory

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