668-0011 Rabbit Semiconductor, 668-0011 Datasheet - Page 279

• 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

B.1.1 Rabbit Internal I/O Registers
Table B-2 summarizes the reset state of the new I/O registers added in the Rabbit 3000A
revision. Table B-2 summarizes the reset state of the existing I/O registers with new features.
Appendix B Rabbit 3000 Revisions
Secondary Watchdog Timer Register
RAM Segment Register
Write Protect Control Register
Stack Limit Control Register
Stack Low Limit Register
Stack High Limit Register
Write Protect Low Register
Write Protect High Register
Write Protect Segment A Register
Write Protect Segment A Low Register
Write Protect Segment A High Register
Write Protect Segment B Register
Write Protect Segment B Low Register
Write Protect Segment B High Register
Real Time Clock User Enable Register
Slave Port User Enable Register
Parallel Port A User Enable Register
Parallel Port B User Enable Register
Parallel Port C User Enable Register
Parallel Port D User Enable Register
Parallel Port E User Enable Register
Parallel Port F User Enable Register
Parallel Port G User Enable Register
Input Capture User Enable Register
I/O Bank User Enable Register
PWM User Enable Register
Quad Decode User Enable Register
Table B-2. Reset State of New Rabbit 3000A I/O Registers
Register Name
Mnemonic
WPSAHR
WPSALR
WPSBHR
WPSBLR
STKHLR
STKLLR
SWDTR
RAMSR
PWUER
WPSAR
WPSBR
QDUER
PDUER
PGUER
STKCR
RTUER
PAUER
PBUER
PCUER
PEUER
SPUER
PFUER
ICUER
IBUER
WPCR
WPHR
WPLR
Address
0x000C
0x0448
0x0440
0x0444
0x0445
0x0446
0x0460
0x0461
0x0480
0x0481
0x0482
0x0484
0x0485
0x0486
0x0300
0x0320
0x0330
0x0340
0x0350
0x0360
0x0370
0x0338
0x0348
0x0358
0x0380
0x0388
0x0390
I/O
R/W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
00000000
00000000
00000000
xxxxxxxx
xxxxxxxx
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
11111111
Reset
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