668-0010 Rabbit Semiconductor, 668-0010 Datasheet - Page 59
668-0010
Manufacturer Part Number
668-0010
Description
IC MPU RABIT3000 55.5MHZ 128LQFP
Manufacturer
Rabbit Semiconductor
Datasheet
1.20-668-0011.pdf
(312 pages)
Specifications of 668-0010
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
316-1016
- Current page: 59 of 312
- Download datasheet (2Mb)
Chapter 5 Memory Management
Bit(s)
Bit(s)
Bit(s)
7:0
7:0
7:4
3:0
7:6
3:2
1:0
5
4
Memory Bank x Control Register
Data Segment Register
Segment Size Register
Value
Value
Value
Write
Write
Write
Read
Read
00
01
10
11
00
01
10
11
00
01
10
11
0
1
0
1
The current contents of this register are reported.
Eight LSBs (MSBs are set to zero by write) of physical address offset to use if:
SEGSIZ[3:0] Addr[15:12] < SEGSIZ[7:4]
The current contents of this register are reported.
Boundary value for switching from DATASEG to STACKSEG for translation.
Boundary value for switching from none to DATASEG for translation.
Four (five for writes) wait states for accesses in this bank.
Two (three for writes) wait states for accesses in this bank.
One (two for writes) wait states for accesses in this bank.
Zero (one for writes) wait states for accesses in this bank.
Pass bank select address MSB for accesses in this bank.
Invert bank select address MSB for accesses in this bank.
Pass bank select address LSB for accesses in this bank.
Invert bank select address LSB for accesses in this bank.
/OE0 and /WE0 are active for accesses in this bank.
/OE1 and /WE1 are active for accesses in this bank.
/OE0 only is active for accesses in this bank (i.e., read-only). Transactions are
normal in every other way.
/OE1 only is active for accesses in this bank (i.e., read-only). Transactions are
normal in every other way.
/CS0 is active for accesses in this bank.
/CS1 is active for accesses in this bank.
/CS2 is active for accesses in this bank.
This bit combination is reserved and should not be used.
(DATASEG)
(SEGSIZ)
(MB0CR)
(MB1CR)
(MB2CR)
(MB3CR)
Description
Description
Description
(Address = 0x0012)
(Address = 0x0013)
(Address = 0x0014)
(Address = 0x0015)
(Address = 0x0016)
(Address = 0x0017)
49
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