mcs7705 MosChip, mcs7705 Datasheet - Page 11

• Manufacturer Part Number: mcs7705
• Description: Usb 1.1 To Single Printer Port
• Manufacturer: MosChip

Rev. 1.7
USB Vendor Specific Commands:
The purpose of the vendor commands is to configure the Parallel Printer port.
The following tables provide information for the Vendor Specific Commands.
PARALLEL PRINTER PORT
Get Application
Vendor Specific Command
(Parallel Printer Port)
Set Application
Vendor Specific Command
(Parallel Printer Port)
Vendor Specific Command Parameters
Brequest: specifies whether to Read or Write
Wvalue: Specifies the Application Number.
Windex: Is the offset of the register to Read/Write.
Wlength: Is the length of the data we are going to read or write.
0x0E = write to the application register.
0x0D = read from the application register.
0x0100 is the application number for the Parallel Printer port.
0x0200 is reserved.
0x0000 is the application number provided for accessing the other control registers to control the
xx specifies the Byte value to be written into the register.
Parallel Printer port (i.e. Setting the clock frequency, etc.)
BmrequestType Brequest Wvalue Windex Wlength Register Name
BmrequestType Brequest Wvalue Windex Wlength Register Name
0xC0
0xC0
0xC0
0xC0
0xC0
0xC0
0xC0
0x40
0x40
0x40
0x40
0x40
0x40
0x40
0x0D
0x0D
0x0D
0x0D
0x0D
0x0D
0x0D
0x0E
0x0E
0x0E
0x0E
0x0E
0x0E
0x0E
0x01xx 0x0000
0x01xx 0x0001
0x01xx 0x0002
0x01xx 0x0008
0x01xx 0x0008
0x01xx 0x0009
0x01xx 0x000A
0x01xx 0x0000
0x01xx 0x0001
0x01xx 0x0002
0x01xx 0x0008
0x01xx 0x0008
0x01xx 0x0009
0x01xx 0x000A
USB 1.1 to Single Printer Port
MCS7705
0x0001
0x0001
0x0001
0x0001
0x0001
0x0001
0x0001
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
0x0000
PP_CONF_B
PP_CONF_B
PP_CONF_A
PP_CONF_A
PP_C_FIFO
PP_C_FIFO
PP_DPR
PP_DSR
PP_DCR
PP_ECR
PP_DPR
PP_DSR
PP_DCR
PP_ECR
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