R5F21102DFP#U0 Renesas Electronics America, R5F21102DFP#U0 Datasheet - Page 182
R5F21102DFP#U0
Manufacturer Part Number
R5F21102DFP#U0
Description
IC R8C MCU FLASH 8K 32LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/R8C/Tiny/10r
Datasheets
1.R5F211A2SPU0.pdf
(300 pages)
2.R5F21102FPU0.pdf
(30 pages)
3.R5F21102FPU0.pdf
(201 pages)
Specifications of R5F21102DFP#U0
Core Processor
R8C
Core Size
16-Bit
Speed
16MHz
Connectivity
SIO, UART/USART
Peripherals
LED, WDT
Number Of I /o
22
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
For Use With
R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521134EPB00 - KIT EMULATOR PROBE FOR PC7501R0E521134CPE00 - EMULATOR COMPACT R8C/13
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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R8C/10 Group
Rev.1.20 Jan 27, 2006
REJ09B0019-0120
19.7 Flash Memory Version
19.7.1 CPU Rewrite Mode
Before entering CPU rewrite mode (EW0 mode, EW1 mode), select 5MHz or below for the CPU clock
using the CM06 bit in the CM0 register and the CM16 to CM17 bits in the CM1 register.
The following instructions cannot be used in EW0 mode because the flash memory internal data is
referenced: UND, INTO and BRK instructions.
Write “0” to the corresponding bits before writing “1” when setting the FMR01, FMR02, and FMR11
bits to ”1”. Do not generate an interrupt between writing “0” and “1”.
In EW0 mode, if the power supply voltage drops while rewriting any block in which the rewrite control
program is stored, the flash memory may not be able to be rewritten because the rewrite control
program cannot be rewritten correctly. In this case, use stnadard serial I/O mode.
Since the CPU stops and cannot return when setting the FMSTP bit in the FMR0 register to “1” (flash
memory stops) during erase suspend in EW1 mode, do not set the FMSTP bit to “1”.
Do not enter stop mode or wait mode during erase-suspend.
Operation Speed
Instructions Diabled Against Use
How to Access
Rewriting User ROM Area
Reset Flash Memory
Entering Stop Mode or Wait Mode
page 170 of 180
19. Usage Notes
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