Samsung S3F80JB manual Flash Memory Sector Address High Byte, Flash Memory Sector Address Low Byte

S3F80JBCONTROL REGISTERS

FMSECH — Flash Memory Sector Address Register(High Byte) ECH Set1 Bank1

Bit Identifier

Reset Value

Read/Write

Addressing Mode

.7	.6	.5	.4	.3	.2	.1	.0
0	0	0	0	0	0	0	0
R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W

Register addressing mode only

.7 – .0	Flash Memory Sector Address (High Byte)
	Note: The high-byte flash memory sector address pointer value is the higher eight
	bits of the 16-bit pointer address.

FMSECL — Flash Memory Sector Address Register(Low Byte) EDH Set1 Bank1

Bit Identifier

Reset Value

Read/Write

Addressing Mode

.7	.6	.5	.4	.3	.2	.1	.0
0	0	0	0	0	0	0	0
R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W

Register addressing mode only

.7 – .0	Flash Memory Sector Address (Low Byte)
	Note: The low-byte flash memory sector address pointer value is the lower eight bits
	of the 16-bit pointer address.

FMUSR — Flash Memory User Programming Enable Register EEH Set1 Bank1

Bit Identifier

Reset Value

Read/Write

Addressing Mode

.7	.6	.5	.4	.3	.2	.1	.0
0	0	0	0	0	0	0	0
R/W	R/W	R/W	R/W	R/W	R/W	R/W	R/W

Register addressing mode only

.7—.0	Flash Memory User Programming Enable Bits
	1	0	1	0	0	1	0	1	Enable user programming mode
			Other values						Disable user programming mode

NOTES:

1.To enable flash memory user programming, write 10100101B to FMUSR.

2.To disable flash memory operation, write other value except 10100101B into FMUSR.

4-13