NEC 78K0/Fx2, Руководство пользователя

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78K0/Fx2 – CAN it!
<2> Host connection
"Host connection" is used to select a channel for communication between the
78K0/Fx2 – CAN it!
board and host machine.
Figure 43: Device Setup Window – Host connection
[Port list box]
Select a channel for communication between the
78K0/Fx2 – CAN it!
board and host
machine.
•
COM1 to COM256
Remark Selectable ports can be checked using Device Manager. For details, refer
to
CHAPTER 8.6 Confirmation of USB Driver Installation
.
[Speed list box]
Select a communication rate for the selected communication channel from the
following:
•
9600 bps
•
19200 bps
•
38400 bps
•
115200 bps
Remark For selectable communication rates, refer to the user's manual of the
device used.
<3> Supply oscillator
"Supply oscillator" is used to select a clock that determines programming, data
transfer, and a transfer rate.
Figure 44: Device Setup Window - Supply Oscillator Selection
[Frequency box]
Sets the clock frequency of the target system.
The range of operating frequency varies from one device to another. So, check the
specifications of the device used before making a setting.
[Multiply rate]
Specifies the division rate or multiplication rate of the target device.
If the target device has an on-chip PLL circuit, enter a division rate or multiplication
rate according to the use environment.
The selectable division rate or multiplication rate differs depending on the device.
Check the specifications of the device used before making a setting.
If the target device does not have an on-chip PLL circuit, select "1.0".
On the initial screen, the default setting is displayed according to the parameter file.
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