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R8C2K Folha de dados(PDF) 395 Page - Renesas Technology Corp

Nome de Peças R8C2K
Descrição Electrónicos  RENESAS MCU R8C FAMILY / R8C/2x SERIES
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Fabricante Electrônico  RENESAS [Renesas Technology Corp]
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R8C2K Folha de dados(HTML) 395 Page - Renesas Technology Corp

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R8C/2K Group, R8C/2L Group
20. Flash Memory
Rev.1.10
Dec 21, 2007
Page 378 of 450
REJ09B0406-0110
Figure 20.12
Program Command in EW0 Mode (When Suspend Function Enabled)
Start
Write the command code 40h
Write data to the write address
FMR44 = 0 ?
Full status check
Program completed
No
Yes
FMR40 = 1
NOTES:
1. In EW0 mode, the interrupt vector table and interrupt routine for interrupts to be used should be allocated to the RAM area.
2. When no interrupt is used, the instruction to enable interrupts is not needed.
3. td(SR-SUS) is needed until program is suspended after the FMR42 bit in the FMR4 register is set to 1.
Maskable interrupt(1)
FMR46 = 1 ?
REIT
Yes
FMR42 = 1(3)
FMR42 = 0
Access flash memory
FMR44 = 1 ?
Yes
No
No
I = 1 (enable interrupt)(2)
Access flash memory



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