NS7520B-1-I46 Digi International, NS7520B-1-I46 Datasheet - Page 334

• Manufacturer Part Number: NS7520B-1-I46
• Description: IC ARM MICROPROCESSOR 177BGA
• Manufacturer: Digi International
• Series: NET+ARM®r

Specifications of NS7520B-1-I46

• Applications: Network Processor
• Core Processor: ARM7
• Program Memory Type: External Program Memory
• Controller Series: -
• Ram Size: External
• Interface: EBI/EMI, Ethernet, DMA, SPI, UART
• Number Of I /o: 16
• Voltage - Supply: 1.4 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 177-LFBGA
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

I n d e x -
6
M
MAC Configuration register 1
MAC Configuration register 2
MAC module
MASK field
Maximum Frame register
media access controller.
MEM module
memory controller module.
memory management unit (MMU)
Memory Module Configuration register
memory space
memory timing control fields
memory-to-memory mode
A27 and A26 bit settings
BSIZE configuration
Chip Select Base Address register
Chip Select Option Register A
Chip Select Option Register B
configuration
DRAM module
EDO DRAM controller
FP DRAM controller
hardware initialization
Memory Module Configuration
NS7520 DRAM address
NS7520 SDRAM interconnect
peripheral page burst size
SDRAM
SRAM controller
DMA buffer descriptor
external transfers
Mode register
read cycles
write cycles
module.
register
multiplexing
111 - 124
88 , 97
154 - 155
85 - 125
89
87
109
120
89
122
102 - 105
119
147
109 - 111
118
105 - 109
See
109 - 111
185
131
86
See
92
MAC.
176
178
97 , 101
124
MEM
112
97
101
36
92
89
memory-to-memory operation
MII Management Address register
MII Management Command register
MII Management Configuration
MII Management Indicators register
MII Management Read Data register
MII Management Write Data register
multicast hash table entries
N
NET+ARM
NO CONNECT
Non-Back-to-Back Inter-Packet-Gap
NS7520
definition
pins
ARM debugger
bootstrap initialization
chip select controller
clock module block diagrams
DRAM address multiplexing
Ethernet interface MAC
features
general-purpose I/O
JTAG test
NO CONNECT pins
operating frequency
packaging
pinout
power supply
SDRAM interconnect
system bus interface
system clock and reset
system mode
register
register
21
1
7 - 28
1 - 6
11
26
7 - 9
189
183
25
28
26
21
112
21
6
12
16
24
59
18
200
130
105 - 109
50
192
191
195
194
193