cp2200 Silicon Laboratories, cp2200 Datasheet - Page 76

• Manufacturer Part Number: cp2200
• Description: Single-chip Ethernet Controller
• Manufacturer: Silicon Laboratories

CP2200/1
76
Bits 7-0: FLKEY: Flash Lock and Key Register
Bits7–0: FLASHADDRH: Flash Address Register High Byte
Bits7–0: FLASHADDRL: Flash Address Register Low Byte
R/W
R/W
R/W
Bit7
Bit7
Bit7
This register must be written to unlock the Flash for writing or erasing. To unlock the Flash, first write
0xA5 and then 0xF1 to this register. The V
unlocked. The device must be unlocked prior to each Flash write/erase operation.
Holds the most significant eight bits of the target FLASH address.
Holds the least significant eight bits of the target FLASH address.
Register 61. FLASHADDRH: FLASH Address Register High Byte
Register 62. FLASHADDRL: FLASH Address Register Low Byte
R/W
R/W
R/W
Bit6
Bit6
Bit6
Register 60. FLASHKEY: FLASH Lock and Key Register
R/W
R/W
R/W
Bit5
Bit5
Bit5
R/W
R/W
R/W
Bit4
Bit4
Bit4
R/W
R/W
R/W
Bit3
Bit3
Bit3
Rev. 1.0
DD
Monitor should not be disabled while the Flash is
R/W
R/W
R/W
Bit2
Bit2
Bit2
R/W
R/W
R/W
Bit1
Bit1
Bit1
R/W
R/W
R/W
Bit0
Bit0
Bit0
00000000
00000000
00000000
Reset Value
Reset Value
Reset Value
Address:
Address:
Address:
0x67
0x69
0x68