S3C4510B Datasheet, PDF (251/422 Pages) Samsung semiconductor – Samsungs S3C4510B 16/32-bit RISC microcontroller is a cost-effective, high-performance microcontroller solution for Ethernet-based systems.

S3C4510B
ETHERNET CONTROLLER
BDMA Transmit Frame Descriptor Start Address Register
Registers
BDMATXPTR
Offset
0x9008
Table 7-7. BDMATXPTR Register
R/W
R/W
Description
Buffered DMA transmit control register
Reset Value
0xFFFFFFFF
Table 7-8. BDMA Transmit Frame Descriptor Start Address Register Description
Bit Number
[25:0]
Bit Name
BDMA transmit frame
descriptor start address
Description
The BDMA transmit frame descriptor start address register
contains the address of the frame descriptor on the frame to
be sent. During a BDMA operation, this start address pointer is
updated to the next frame address.
BDMA Receive Frame Descriptor Start Address Register
Registers
BDMARXPTR
Offset
0x900C
Table 7-9. BDMARXPTR Register
R/W
R/W
Description
Buffered DMA transmit control register
Reset Value
0xFFFFFFFF
Table 7-10. BDMA Receive Frame Descriptor Start Address Register Description
Bit Number
[25:0]
Bit Name
BDMA receive frame
descriptor start address
Description
The BDMA receive frame descriptor start address register
contains the address of the frame descriptor on the frame to
be saved. During a BDMA operation, this start address pointer
is updated to the next frame address.
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