668-0011 Rabbit Semiconductor, 668-0011 Datasheet - Page 237

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

Specifications of 668-0011

• Rohs Status: RoHS non-compliant
• 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
• Features: -
• Other names: 316-1043

Chapter 26 System/User Mode
Bit(s)
Bit(s)
Bit(s)
Bit(s)
External Interrupt User Enable Register
6:0
7:2
6:0
6:0
7
1
0
7
7
Quad Decode User Enable Register
Timer A User Enable Register
Timer B User Enable Register
Value
Value
Value
Value
0
1
0
1
0
1
0
1
0
1
Disable User Mode access to the Quadrature Decoder (I/O addresses 0x0090–
0x0097).
Enable User Mode access to the Quadrature Decoder (I/O addresses 0x0090–
0x0097).
These bits are reserved and should be written with zeros.
These bits are reserved and should be written with zeros.
Disable User Mode access to External Interrupt 1 (I/O address 0x0099).
Enable User Mode access to External Interrupt 1 (I/O addresses 0x0099).
Disable User Mode access to External Interrupt 0 (I/O address 0x0098).
Enable User Mode access to External Interrupt 0 (I/O addresses 0x0098).
Disable User Mode access to Timer A (I/O addresses 0x00A0–0x00AF).
Enable User Mode access to Timer A (I/O addresses 0x00A0–0x00AF).
These bits are reserved and should be written with zeros.
Disable User Mode access to Timer B (I/O addresses 0x00B0–0x00BF).
Enable User Mode access to Timer B (I/O addresses 0x00B0–0x00BF).
These bits are reserved and should be written with zeros.
(QDUER)
(TAUER)
(TBUER)
(IUER)
Description
Description
Description
Description
(Address = 0x03A0)
(Address = 0x03B0)
(Address = 0x0390)
(Address = 0x0398)
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