R5F2121AJFP#U0 Renesas Electronics America, R5F2121AJFP#U0 Datasheet - Page 407

• Manufacturer Part Number: R5F2121AJFP#U0
• Description: MCU FLASH 96K 5K CMOS 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/21r

Specifications of R5F2121AJFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 96KB (96K x 8)
• Program Memory Type: FLASH
• Ram Size: 5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/20 Group, R8C/21 Group
Rev.2.00 Aug 27, 2008
REJ09B0250-0200
Figure 19.8
FMR00 bit in
FMR0 register
FMR46 bit in
FMR4 register
FMR44 bit in
FMR4 register
FMR43 bit in
FMR4 register
Figure 19.8 shows the Timing of Suspend Operation.
Timing of Suspend Operation
1
0
1
0
1
0
1
0
The above figure shows an example of the use of program-suspend during programming following erase-suspend.
NOTE:
1. If program-suspend is entered during erase-suspend, always restart programming.
Erase
starts
Page 389 of 458
During erase
Erase
suspends
Check that the
FMR43 bit is set to 1
(during erase
execution), and that
the erase operation
has not ended.
Remains 0 during suspend
Program
starts
During program
Remains 1 during suspend
Program
suspends
Check that the
FMR44 bit is set to 1
(during program
execution), and that
the program has not
ended.
Program
restarts
During program
Program
ends
Check the status,
and that the
program ends
normally.
Erase
restarts
During erase
19. Flash Memory
Erase
ends
Check the status,
and that the erase
operation ends
normally.