20-668-0011 Rabbit Semiconductor, 20-668-0011 Datasheet - Page 225

• 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

26.2 Dependencies
26.2.1 I/O Pins
There are no pin dependencies for the System/User Mode.
26.2.2 Clocks
There are no clock dependencies for the System/User Mode.
26.2.3 Other Registers
Any writes to the internal I/O registers listed in Table 26-2 are ignored when the System/
User Mode is enabled and the processor is in the User Mode.
Chapter 26 System/User Mode
Global Control/Status Register
Watchdog Timer Control Register
Watchdog Timer Test Register
Global Clock Modulator 0 Register
Global Clock Modulator 1 Register
Secondary Watchdog Timer Register
Global Power Save Control Register
Global Output Control Register
Global Clock Double Register
MMU Instruction/Data Register
Stack Segment Register
Data Segment Register
Segment Size Register
Memory Bank 0 Control Register
Memory Bank 1 Control Register
Memory Bank 2 Control Register
Memory Bank 3 Control Register
MMU Expanded Code Register
Memory Timing Control Register
Breakpoint/Debug Control Register
User Enable registers
Memory Protection registers
* These registers are only available on the Rabbit 3000A.
Table 26-2. I/O Addresses Inaccessible in User Mode
Register Name
*
*
*
STACKSEG
Mnemonic
DATASEG
SEGSIZE
WDTCR
WDTTR
MMIDR
GCM0R
GCM1R
SWDTR
MB0CR
MB1CR
MB2CR
MB3CR
GPSCR
MECR
MTCR
GOCR
GCDR
BDCR
GCSR
I/O Address
0x000D
0x000A
0x000B
0x000C
0x001C
0x0000
0x0008
0x0009
0x000E
0x000F
0x0010
0x0012
0x0013
0x0014
0x0015
0x0016
0x0017
0x0018
0x0019
0x03xx
0x04xx
0x0011
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