Table 8-41: Mediaplug Commands - Epson S1D13506 Technical Manual

Page 176
bit 2-0
Command Field
[bits 2:0]
000
001
010
011
100
101
110
111
MediaPlug Reserved CMD Register
REG[1006h]
CMD Bit 23 CMD Bit 22
CMD Bit 31 CMD Bit 30
REG[1006h] bits 15-0 MediaPlug Reserved CMD Bits [15:0]
MediaPlug Data Register
REG[1008h] to REG[1FFEh], even address
Data Bit 7 Data Bit 6
Data Bit 15 Data Bit 14
Data Register bits 15-0 MediaPlug Data Bits [15:0]
S1D13506
X25B-A-001-12
Command Field (MediaPlug Parameter C)
Selects the command as follows:

Table 8-41: MediaPlug Commands

Remote-Reset: Hardware reset of remote.
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.
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.
CMD Bit 21 CMD Bit 20
CMD Bit 29 CMD Bit 28
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.
Data Bit 5 Data Bit 4
Data Bit 13 Data Bit 12
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.
Command
CMD Bit 19 CMD Bit 18
CMD Bit 27 CMD Bit 26
Data Bit 3 Data Bit 2
Data Bit 11 Data Bit 10
Epson Research and Development
Vancouver Design Center
RW
CMD Bit 17 CMD Bit 16
CMD Bit 25 CMD Bit 24
RW
Data Bit 1 Data Bit 0
Data Bit 9 Data Bit 8
Hardware Functional Specification
Issue Date: 02/03/26