MCS7703 MosChip, MCS7703 Datasheet - Page 7

• Manufacturer Part Number: MCS7703
• Description: Usb 1.1 To Single Serial Port
• Manufacturer: MosChip

Rev. 1.6
Device Configuration
The table below describes the function of each bit in the three Control Registers. In the absence of the
EEPROM the default values are used for device configuration.
Device Control Register 0:
Register
DCR0
2-3
4-5
Bit
0
1
6
7
GPIO_Mode
Mode Select
GPIO_1_Tri
8/16 Mode
RS_SDM
RTS_CM
Name
RS-232 Transceiver shut down mode:
0 = Normal Operation
1 = Shut Down the transceiver when USB Suspend is
GPIO-1 Pin State:
0 = Tri-Mode input (default).
1 = Assign as GPIO pin
(Default 00)
(Default 00)
0 = RS-232 Serial mode (default).
1 = Not Used
0 = Standard Serial Port (default).
1 = 16-bit Serial Character mode.
engaged (default).
USB 1.1 to Single Serial Port
Description
MCS7703
Page 7