Renesas F-ZTAT H8 Series Hardware Manual page 597

Bit 6—Software Write Enable Bit 2 (SWE2): Enables or disables flash memory programming
and erasing (applicable addresses: H'40000 to H'7FFFF). Set this bit when setting bits 5 to 0 and
bits 7 to 4 of EBR2.
Bit 6: SWE2 Description
0 Writes disabled
Writes enabled *
1
[Setting condition]
When FWE = 1
Note: * Do not execute a SLEEP instruction while the SWE2 bit is set to 1.
Bit 5—Erase Setup Bit 2 (ESU2): Prepares for a transition to erase mode (applicable addresses:
H'40000 to H'7FFFF). Set this bit to 1 before setting bit E2 to 1 in FLMCR2. Do not set the PSU2,
EV2, PV2, E2, or P2 bit at the same time.
Bit 5: ESU2 Description
0 Erase setup cleared
Erase setup
1
[Setting condition]
When FWE = 1 and SWE2 = 1
Bit 4—Program Setup Bit 2 (PSU2): Prepares for a transition to program mode (applicable
addresses: H'40000 to H'7FFFF). Set this bit to 1 before setting bit P2 to 1 in FLMCR2. Do not set
the ESU2, EV2, PV2, E2, or P2 bit at the same time.
Bit 4: PSU2 Description
Program setup cleared
0
Program setup
1
[Setting condition]
When FWE = 1 and SWE2 = 1
Rev. 3.00 Mar 21, 2006 page 569 of 814
Section 18 ROM
(Initial value)
(Initial value)
(Initial value)
REJ09B0302-0300