کاربرد CP2104
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ویژگی CP2104
Single-Chip USB to UART Data Transfer
Integrated USB transceiver; no external resistors
required
Integrated clock; no external crystal required
Integrated 1024-Byte One-Time Programmable ROM
for customizable product information
On-chip power-on reset circuit
On-chip voltage regulator: 3.45 V output
USB Function Controller
USB Specification 2.0 compliant; full-speed (12 Mbps)
USB Suspend states supported via SUSPEND and
SUSPEND pins
Asynchronous Serial Data BUS (UART)
All handshaking and modem interface signals
Data formats supported:
– Data bits: 5, 6, 7, and 8
– Stop bits: 1, 1.5, and 2
– Parity: odd, even, mark, space, no parity
Baud rates: 300 bps to 2 Mbits
576 byte receive buffer; 576 byte transmit buffer
Hardware or X-On/X-Off handshaking supported
Four GPIO signals for status and control
Configurable I/O (1.8 V to VDD) using VIO pin
Configurable I/O (VDD to 5 V) using external pull-up
RS-485 mode with bus transceiver control
Virtual COM Port Device Drivers
Works with Existing COM Port PC Applications
Royalty-Free Distribution License
Windows 7®/Vista®/XP®/Server 2003®/2000®
Mac® OS-X
Linux®
USBXpress™ Direct Driver Support
Royalty-Free Distribution License
Windows 7/Vista/XP/Server 2003/2000
Windows CE® 6.0, 5.0, and 4.2
Example Applications
Upgrade of RS-232 legacy devices to USB
Upgrade of RS-485 legacy devices to USB
Cellular phone USB interface cable
PDA USB interface cable
USB to RS-232 serial adapter
Supply Voltage
Self-powered: 3.0 to 3.6 V
USB bus powered: 4.0 to 5.25 V
I/O voltage: 1.8 V to VDD
