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338 Rabbit 3000 Microprocessor
M
memory
A16, A19 inversions (/CS1
enable) .........................121
access time .......................215
access time delays ...........220
access times with clock
doubler ........................221
allocation of extended code
and data space .............123
breakpoint/debug control-
ler ................................123
compiler operation ...........127
data and clock delays .......216
I and D space ...................125
I/O access time ................223
I/O read time delays ........224
I/O write time delays .......224
instruction and data space
support .........................124
power consumption .........234
read and write cycles (no wait
states) ..................217, 219
read time delays ...............218
write time delays .............218
memory interface ..........25, 119
battery backup .................115
SRAM ..............................115
typical connections ..........116
memory mapping ................117
memory mapping unit .....23, 24
memory protection ..............284
memory timing ....................122
memory-mapping unit .........117
Modbus ................................196
O
opcodes ................................293
revision block effects ......294
System/User mode ...........318
open-drain outputs .................51
oscillator ..............................209
main oscillator .................209
oscillators
32.768 kHz ..........80, 81, 209
main clock .................80, 209
output pins
alternate assignment ..........90
P
Parallel Port D
open-drain outputs .............51
parallel ports ........................129
conflict between Port A and
Port F ...................129, 141
Parallel Port A .................130
Parallel Port B .................131
Parallel Port C .................132
Parallel Port D .................133
Parallel Port E .................137
Parallel Port F ..................140
Parallel Port G .................143
pin descriptions .....................62
alternate functions .............65
pinout
BGA package ....................59
LQFP package ...................56
ports
Rabbit slave port .............199
slave port lines .................203
slave port registers ...........204
power consumption .......85, 229
clock ........................235, 236
Dynamic C ......................241
mechanisms .....................232
memory ...........................234
sleepy mode .............231, 233
power management .............241
power usage, standby mode 210
programming port ...............269
alternate programming port
.....................................270
use as diagnostic port ......270
PWM modulator ..........103, 311
PWM outputs ..................17, 50
Q
quadrature decoder ..............110
quadrature encoder inputs .....17
R
Rabbit 3000
block diagram ......................5
comparison with Rabbit 2000
.....................................259
crystal frequencies ...........271
design features .....................9
features ................................1
list of advantages .................6
on-chip peripherals ............11
programing port ...............269
revision history ........273, 276
specifications ...................2, 4
Rabbit 3000A
internal I/O registers ........327
opcodes ............................293
Rabbit Semiconductor
history ..................................1
Z-World support ..................1
RAM segment relocation ....291
registers .................................21
accumulators .....................22
alternate registers ..............22
BDCR ..............................123
clocked serial port status
registers .......................171
default values ....................73
GCDR ................................83
GCMxR ...................213, 319
GCPU ................80, 282, 319
GCSR ................................82
GOCR ................................90
GPSCR ......................88, 297
GRAM configuration ........79
GREV ........................80, 282
GROM configuration ........79
GSCR ..............................298
I/O bank control ..............145
IBxCR 146, 152, 154, 157, 296
ICCR .......................105, 108
ICCSR .....................105, 107
ICLxR ......................105, 109
ICMxR .....................105, 109
ICSxR ......................105, 109
ICTxR ......................105, 108
index registers ...................22
internal I/O registers ........277
interrupt priority register ...22
interrupts ...........................44
MB0CR ...........................319
MBxCR ...........................120
MECR .............................122
memory bank control ......120
memory-mapping seg-
ments ...........................118
MMIDR ...........121, 124, 295
MTCR .....................122, 319
PADR ..............................130
parallel port alternate func-
tions ...............................67
PBDDR ...........................131
PBDR ..............................131
PCDR ..............................132
PCFR ...............................132
PDBxR ............................133
PDCR ......................133, 135
PDDCR ...........................133