20-668-0011 Rabbit Semiconductor, 20-668-0011 Datasheet - Page 65

• Manufacturer Part Number: 20-668-0011
• Description: IC MPU RABIT3000A 55.5MHZ128LQFP
• Manufacturer: Rabbit Semiconductor

Specifications of 20-668-0011

• Processor Type: Rabbit 3000 8-Bit
• Speed: 55.5MHz
• Voltage: 2.5V, 2.7V, 3V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 128-LQFP
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 55.5 MHz
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 55 C
• Number Of Programmable I/os: 56
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 316-1061

Chapter 5 Memory Management
Bit(s)
Write-Protect Segment x High Register
7
6
5
4
3
2
1
0
Value
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Disable 4K write protect for physical address 0xF000–0xFFFF in WP Segment x.
Enable 4K write protect for physical address 0xF000–0xFFFF in WP Segment x.
Disable 4K write protect for physical address 0xE000–0xEFFF in WP Segment x.
Enable 4K write protect for physical address 0xE000–0xEFFF in WP Segment x.
Disable 4K write protect for physical address 0xD000–0xDFFF in WP Segment x.
Enable 4K write protect for physical address 0xD000–0xDFFF in WP Segment x.
Disable 4K write protect for physical address 0xC000–0xCFFF in WP Segment x.
Enable 4K write protect for physical address 0xC000–0xCFFF in WP Segment x.
Disable 4K write protect for physical address 0xB000–0xBFFF in WP Segment x.
Enable 4K write protect for physical address 0xB000–0xBFFF in WP Segment x.
Disable 4K write protect for physical address 0xA000–0xAFFF in WP Segment x.
Enable 4K write protect for physical address 0xA000–0xAFFF in WP Segment x.
Disable 4K write protect for physical address 0x9000–0x9FFF in WP Segment x.
Enable 4K write protect for physical address 0x9000–0x9FFF in WP Segment x.
Disable 4K write protect for physical address 0x8000–0x8FFF in WP Segment x.
Enable 4K write protect for physical address 0x8000–0x8FFF in WP Segment x.
(WPSAHR)
(WPSBHR)
Description
(Address = 0x0482)
(Address = 0x0486)
55