AM79C978 Advanced Micro Devices, AM79C978 Datasheet - Page 179
AM79C978
Manufacturer Part Number
AM79C978
Description
Single-Chip 1/10 Mbps PCI Home Networking Controller
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C978.pdf
(261 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AM79C978AKC/W
Manufacturer:
AMD
Quantity:
20 000
Company:
Part Number:
AM79C978AKCW
Manufacturer:
AMD
Quantity:
6 605
- Current page: 179 of 261
- Download datasheet (4Mb)
1 Mbps HomePNA PHY Internal Registers
The registers of the HomePNA PHY are accessible via
the internal MII interface. This interface uses the MII
Control, Address, and Data Registers (BCR32,
HPR0: HomePNA PHY MII Control (Register 0)
Bits
6:0
15
14
13
12
10
11
9
8
7
MII_CONTROL
RESET
Loopback
Speed Selection
Auto-Negotiation Enabled
Power Down
Isolate
Restart Auto-Negotiation
Duplex Mode
Collision Test
Reserved
Mnemonic
Table 46. HPR0: HomePNA PHY MII Control (Register 0)
1 = RESET
0 = Normal operation
** Self Clearing
1 = MII Loopback enabled
0 = MII Loopback disabled
0 = 10 Mbps
1 = Enabled
0 = Disabled
1 = Power down
0 = Normal operation
(This bit is mirrored in PHY Control bit 4)
1 = Electrically isolate PHY from MII
0 = Normal operation
1 = Restart Auto-Negotiation
0 = Normal operation
** Self Clearing
1 = Full-Duplex (for test purposes only)
0 = Half-Duplex
0 = Disable COL test signal
Write as 0, Ignore Read
Am79C978
Description
BCR33, and BCR34) in the integrated PCnet controller
to control and communicate to the HomePNA PHY via
the MDC and MDIO signals.
See Table 46 through Table 63.
Read/
Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
Default
Hex
0
0
0
0
0
1
0
0
0
0
Reset
Soft
0
0
0
0
0
1
0
0
0
0
179
Related parts for AM79C978
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Advanced Micro Devices [4,096-Bit (512x8) Bipolar PROM]
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Advanced Micro Devices [4,096-Bit (512x8) Bipolar PROM]
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Advanced Micro Devices [8 Megabit (512 K x 16-Bit) CMOS 3.0 Volt-only Burst Mode Flash Memory]
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
M41000001YAdvanced Micro Devices [32 Megabit (4 M x 8-Bit/2 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 4 Mbit (512 K x 8-Bit/256 K x 16-Bit) Static RAM]
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Advanced Burst Error Processor
Manufacturer:
Advanced Micro Devices
Part Number:
Description:
Serial interface adapter (SIA)
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Universal interrupt controller
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
256 kilobit CMOS EPROM
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
2048 x 8 static RAM, 100ns
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Three-State Octal Buffers
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
AM2966PCOctal Dynamic Memory Drivers with Three-State Outputs
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Three-State Octal Buffers
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
Three-State Octal Buffers
Manufacturer:
Advanced Micro Devices
Datasheet:
Part Number:
Description:
TTL programmable array logic, 7ns
Manufacturer:
Advanced Micro Devices
Datasheet: