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Home >> Products >> I/O Connectivity ICs >> USB Bridge >> MCS7840

 MCS7840 -- USB 2.0 to Quad Serial Controller

The MCS7840 is a USB-2.0 to Quad-Serial Port device. It has been developed to connect a wide range of standard serial devices to a USB host.

The MCS7840 has a USB Device Controller connected to four (4) individual UARTs.

Support for the following serial communication programs is included: HyperTerminal, PComm, Windows direct connection, Windows dial-up connection through modem, Networking over IrDA and Windows direct connection over IrDA, Minicom.

Feature:

  • USB-2.0 Device Controller
  • On-Chip USB-2.0 PHY
  • On-Chip Voltage Regulators
  • Four 16c450/16c550 compatible UARTs
  • Supports SIR IrDA Mode on any/all ports
  • Supports RS-232, RS-485 and RS-422 Serial Ports
  • 5, 6, 7 & 8-bit Serial Data support
  • Hardware and Software Flow Control
  • Serial Port speeds from 50 bps to 6 Mbps
  • Custom BAUD Rates supported through external clock and/or by programming the internal PLL
  • On-Chip 512-Byte FIFOs for upstream and downstream data transfers for each Serial Port
  • Supports Remote Wakeup and Power Management features
  • Serial Port Transceiver Shut-Down support
  • Two-Wire I²C Interface for EEPROM
  • EEPROM read/write through USB
  • iSerial feature support with EEPROM
  • One Bi-directional multi-function GPIO
  • On-Chip buffers for Serial Port signals to operate without external Transceivers over short cable lengths
  • Bus-Powered Device
  • 64-Pin LQFP Package RoHS compliant
  • Operating temperature range: 0°C to +70°C
Target Applications:
  • Serial Attached Devices
  • Modems, Serial Mouse, Generic Serial Devices
  • Serial-Port Server
  • Data Acquisition System
  • POS Terminal & Industrial PC

Technical Documentation

 Product Brief, Product Introduction and Datasheet

MCS7840 Brief143.2 KB2012-02-14
Download

 Drivers

Driver TypeRevision Release DateDescriptionFile Size
Linux kernel 4.x/3.x/2.6.x Driver V3.2.02017-09-29 For all Android systems, Linux kernel 2.6.15 and later32 KB
Download
Windows 10/8.x 32-bit Driver V3.18.4.02017-09-14 For 32-bit x86 CPU platform, HLK/WHCK certified975 KB
Download
Windows 10/8.x 64-bit Driver V3.18.4.02017-09-14 For 64-bit x86 CPU platform, HLK/WHCK certified1 MB
Download
Windows 7/Vista/XP 32-bit Driver V3.12.4.02017-09-14 For 32-bit x86 CPU platform, WHCK certified1.1 MB
Download
Windows 7/Vista/XP 64-bit Driver V3.12.4.02017-09-14 For 64-bit x86 CPU platform, WHCK certified1.1 MB
Download

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