UM220-IV NV User Manual
4
to 460800bps
7
. During design in, please ensure that COM1 is connected to a PC or an
external processor for firmware upgrades.
COM2 only supports data transmission, and cannot be used for firmware upgrade
purpose. It is reserved for future use.
1PPS
UM220-IV NV-GN outputs 1PPS with adjustable pulse width and polarity.
2
Product Installation
2.1
Installation Preparation
UM220-IV NV-GN Modules are Electrostatic Sensitive Devices and require special
precautions when handling.
Follow the steps in section 2.2 in the correct order
Electrostatic discharge (ESD) may cause damage to the device. All operations
mentioned in this chapter should be carried out on an antistatic workbench,
wear an antistatic wrist strap and use a conductive foam pad. If an antistatic
workbench is not available, wear an antistatic wrist strap and connect the other
end to a metal frame to prevent the damage of ESD
Hold the edge of the module, not in direct contact with the components
Please check carefully whether the module has obviously loose or damaged
components. If you have questions, please contact us or your local dealer.
Figure 2-1 shows the typical installation of UM220-IV NV-GN EVK suites
Figure 2-1
7
Refer to
UFirebird_Standard Positioning Products Protocol Specification
for details
Antenna
Receiver or the
built-in UM220-IV
NV-GN EVK
