Renesas RL78/G22 User Manual page 37

Fast prototyping board
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RL78/G22 Fast Prototyping Board
(2) Not using the serial connection function of QE
After the changes to the circuit have been made as described under "(1) Usage with the serial connection
function of QE", if you want to restore the settings to those for COM port debugging (including the case of
the usage described under note above), make the following change of setting as follows.
J16: short-circuit
J16: Short-circuit
Figure 6-4 Settings for Use with COM Port Debugging (Top Side)
R20UT5121EJ0100 Rev. 1.00
Nov.16.22
6. Handling Precautions
Page 31 of 35

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