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Epson Research and Development
Vancouver Design Center
bit 2-0
Command Field (MediaPlug Parameter C)
Selects the command as follows:
Table 8-41: MediaPlug Commands
Command Field
Command
[bits 2:0]
000
Remote-Reset: Hardware reset of remote.
001
Stream-End: Indicates end of data streaming operation.
Write-Register: Write remote register INDEX[5:0] with DATA.
Read-Register: Read remote register INDEX[5:0] to DATA.
Write_Stream: Begin streaming data to the remote.
010
011
100
101
NOP: The command is sent across the MediaPlug. There is no other effect.
NOP: The command is sent across the MediaPlug. There is no other effect.
Read-Stream: Begin streaming data from the remote.
110
111
MediaPlug Reserved CMD Register
REG[1006h]
RW
CMD Bit 23
CMD Bit 31
CMD Bit 22
CMD Bit 30
CMD Bit 21
CMD Bit 29
CMD Bit 20
CMD Bit 28
CMD Bit 19
CMD Bit 27
CMD Bit 18
CMD Bit 26
CMD Bit 17
CMD Bit 25
CMD Bit 16
CMD Bit 24
REG[1006h] bits 15-0 MediaPlug Reserved CMD Bits [15:0]
This register is not implemented and is reserved for future expansion of the CMD register.
A write to this register has no hardware effect. A read from this register always return
0000h.
MediaPlug Data Register
REG[1008h] to REG[1FFEh], even address
RW
Data Bit 7
Data Bit 6
Data Bit 5
Data Bit 4
Data Bit 3
Data Bit 2
Data Bit 1
Data Bit 9
Data Bit 0
Data Bit 15
Data Bit 14
Data Bit 13
Data Bit 12
Data Bit 11
Data Bit 10
Data Bit 8
Data Register bits 15-0 MediaPlug Data Bits [15:0]
A 16-bit register used for read/write and streaming read/write of MediaPlug data. This
register is loosely decoded from 1008h to 1FFEh so that the port may be accessed using
DWORD block transfer instructions.
S1D13506
X25B-A-001-10
Hardware Functional Specification
Issue Date: 01/02/06
EPSON [ EPSON COMPANY ]
