NEC IE-789835-NS-EM1, Руководство пользователя

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CHAPTER 3 INSTALLATION
User’s Manual U16290EJ1V0UM
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(2) When using clock mounted by user
Perform the settings described under either (a) or (b) depending on the type of clock to be used.
When starting the integrated debugger (ID78K0S-NS), open the configuration dialog box and select “Internal” in
the area (Clock) for selecting the CPU’s clock source (this selects the emulator’s internal clock).
(a) When using a ceramic resonator or crystal resonator
•
Items to be prepared
•
Parts board
•
Capacitor CA
•
Ceramic resonator or crystal resonator
•
Capacitor CB
•
Resistor Rx
•
Solder kit
<Steps>
<1> Solder the target ceramic resonator or crystal resonator, resistor Rx, capacitor CA, and capacitor CB
(all with suitable oscillation frequency) onto the parts board (as shown below).
Figure 3-11. Connections on Parts Board (Main System Clock)
Parts board (X1)
Pin No. Connection
2-13 Capacitor CA
3-12 Capacitor CB
4-11 Ceramic resonator or crystal resonator
5-10 Resistor Rx
8-9 Shorted
Circuit diagram
Remark The sections enclosed in broken lines indicate parts that are attached to the parts board.
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1 M
Ω
11
4
3
12
CB
CA
13
2
5
10
Rx
9 8
CLOCK OUT
HCU04 HCU04