20-668-0024 Rabbit Semiconductor, 20-668-0024 Datasheet - Page 42

• Manufacturer Part Number: 20-668-0024
• Description: IC CPU RABBIT4000 128-LQFP
• Manufacturer: Rabbit Semiconductor

Specifications of 20-668-0024

• Processor Type: Rabbit 4000 8-bit
• Speed: 60MHz
• Voltage: 2.5V, 2.7V, 3V, 3.3V
• Mounting Type: Surface Mount
• Package / Case: 128-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Other names: 20-668-0022; 316-1078

4.1.1 Block Diagram
4.1.2 Registers
32
Global Control/Status Register
Real-Time Clock Control Register
Real-Time Clock Byte 0 Register
Real-Time Clock Byte 1 Register
Real-Time Clock Byte 2 Register
Real-Time Clock Byte 3 Register
Real-Time Clock Byte 4 Register
Real-Time Clock Byte 5 Register
Watchdog Timer Control Register
Watchdog Timer Test Register
Secondary Watchdog Timer Register
Global Output Control Register
Global CPU Configuration Register
Global Revision Register
Battery-Backed Onchip-Encryption RAM Byte
00–1F
Register Name
Mnemonic
VRAM00–
VRAM1F
WDTCR
WDTTR
SWDTR
RTCCR
RTC0R
RTC1R
RTC2R
RTC3R
RTC4R
RTC5R
GOCR
GCSR
GCPU
GREV
Rabbit 4000 Microprocessor User’s Manual
0x0600–0x061F
I/O Address
0x000C
0x000E
0x002E
0x0000
0x0001
0x0002
0x0003
0x0004
0x0005
0x0006
0x0007
0x0008
0x0009
0x002F
R/W
R/W
R/W
R/W
R/W
W
W
W
W
R
R
R
R
R
R
R
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
xxxxxxxx
00000000
00000000
00000000
0xx00010
0xx00000
xxxxxxxx
11000000
00000000
11111111
Reset