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Cisco 1240 Connected Grid Router Hardware Installation Guide
OL-26223-04
Chapter 3 Router Hardware Description
Hardware Features Detailed Description
Specifications
USB Ports
The router features two standard USB 2.0 ports for connecting and powering optional USB peripheral
devices. These ports also support USB devices that are powered by an external source, such as an AC
adapter or batteries.
These ports are labeled as follows (see Figure 3-21):
The USB ports operate at the following speeds:
• 1Mbps
• 12 Mbps
• 480 Mbps
Note Currently not supported. This hardware feature will be supported in a future software release.
B000 DC Level Shift (DCLS)
pulse-width coded
None BCD time of year,
CF and SBS
RS232/RS485
B120 Amplitude Modulation
(AM)
1kHz sine wave BCD time of year,
CF and SBS
50 ohms BNC
Specification Description
Connector type
SMB coaxial RF
Supported Code Formats
IRIG-B000 and B120
Table 3-17 Supported IRIG Serial Time Code Formats
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