36
CHAPTER 4 SETTING CLOCK
1
2
3
4
5
6
7
14
13
12
11
10
9
8
Component block
Pin No.
Connection
2-13
3-12
4-11
5-10
8-9
Capacitor CB
Capacitor CA
Ceramic/crystal oscillator
Resistor Rx
Shorted
1M
11
4
3
12
CA
CB
13
2
5
10
Rx
9 8
CLOCK OUT
HCU04
HCU04
Circuit diagram
Ω
*: It is to be emphasized that these values are for reference only. Because
the circuit constants can differ depending on the resonator, if oscillation is
not produced, please consult the manufacturer of the resonator.
Typical Value*
33pF
15pF
32.768 kHz
330 k
Ω
–
4.3 Setting the Subsystem Clock
4.3.1 To use the user mounted clock
Procedure (1) or (2) below must be carried out depending upon the type of the clock to be used.
These procedures do not have to be performed on the screen debugger.
(1) To use a ceramic/crystal resonator
Prerequisites
• Component block (IE-78000-R accessory)
• Ceramic oscillator or crystal resonator
• Resistor Rx
• Capacitor CA
• Capacitor CB
• Soldering tools
Procedure
①
Solder a ceramic resonator or crystal resonator, resistor Rx, capacitor CA, and capacitor CB, all conforming to
the frequency of the resonator, to the component block.
Remarks
: The area enclosed by the broken line indicates the portion to be attached to the component block.
Содержание IE-78044-R-EM
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