cx28560 Mindspeed Technologies, cx28560 Datasheet - Page 73

• Manufacturer Part Number: cx28560
• Description: Hdlc Controller
• Manufacturer: Mindspeed Technologies

CX28560 Data Sheet
Figure 3-5. EBUS Connection, Multiplexed Address/Data, 8 Framers, No Local MPU
3.1.10.1
Figure 3-6. EBUS Connection, Multiplexed Address/Data, 4 Framers, No Local MPU
28560-DSH-001-B
EAD[8:0]
AS*, R/WR*, DS*,
ECLK Control Lines
EAD[10:9]
EBE[3:0]*
CX28560
EBUS
Figure 3-5
local MPU.
Multiplexing Address
Figure 3-6
devices are multiplexing the address in shared memory. The framer’s configuration
software must read the whole block of framers configuration before it starts
demultiplexing data per device.
Select
Chip
EAD[31:0]
illustrates the EBUS connection, multiplexed address/data, 8 framers, no
illustrates the EBUS connections of four 8-bit peripheral devices. The four
Mindspeed Technologies™
CS0*,CS4*
BE2
BE1
BE0
Advance Information
CS*
Data Addr
LATCH
EAD[25:31]
EAD[16:24]
ADDR
EAD[8:15]
Bt8370
EAD[0:7]
CS1*,CS5*
AD[0:X]
CS*
Data Addr
Bt8370
CS2*,CS6*
A0–A9
A0–A9
A0–A9
A0–A9
Data Addr
CS*
Bt8370
CS3*,CS7*
Bt8370
Bt8370
Bt8370
Bt8370
Data Addr
CS*
Expansion Bus (EBUS)
Bt8370
101302_009
101302_010
3
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