H8SSLASH2214 datasheet(881/936 Pages) RENESAS

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Appendix B Internal I/O Register

Rev.4.00 Sep. 18, 2008 Page 821 of 872

REJ09B0189-0400

FLMCR1—Flash Memory Control Register 1

H'FFA8

Flash

FWE

1/0

SWE1

R/W

ESU1

R/W

PSU1

R/W

EV1

R/W

PV1

R/W

Bit

Initial value

R/W

Software Write Enable Bit 1

Writes disabled

Writes enabled

[Setting condition]

• When FWE = 1

Erase Setup Bit 1

Erase setup cleared

Erase setup

[Setting condition]

• When FWE = 1 and SWE1 = 1

Program Setup Bit 1

Program setup cleared

Program setup

[Setting condition]

• When FWE = 1 and SWE1 = 1

Erase-Verify 1

Erase-verify mode cleared

Transition to erase-verify mode

[Setting condition]

• When FWE = 1 and SWE1 = 1

Program-Verify 1

Program-verify mode cleared

Transition to program-verify mode

[Setting condition]

• When FWE = 1 and SWE1 = 1

Erase 1

Erase mode cleared

Transition to erase mode

[Setting condition]

• When FWE = 1, SWE1 = 1,

and ESU1 = 1

Program 1

Program mode cleared

Transition to program mode

[Setting condition]

• When FWE = 1, SWE1 = 1,

and PSU1 = 1

Flash Write Enable Bit 1

When a low level is input to the FWE pin (hardware-protected state)

When a high level is input to the FWE pin

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