Table of Contents
Advertisement
2-6. Function of Switches/LEDs on Board
2-6. Function of Switches/LEDs on Board
2-6-1. CCM-38A Board
B
CN204
1
A
2
3
4
5
6
D106
D105
Switches
n
Do not change the setting of the switches described as "Factory use only".
Ref. No.
Address
Name
S1
(D-2)
Optional operation
setting switch 1
S51
(D-6)
JTAG circuit selector
switch
S52
(D-6)
JTAG condition switch
S101
(D-4)
CPU clock frequency
setting switch 1
S102
(D-4)
CPU clock frequency
setting switch 2
S151
(E-6)
Optional operation
setting switch 2
2-6 (E)
C
D
E
S201
S1
S101
S102
ND201
S52
S151
S51
Description
Factory use only
CPU: CPU is included
in the circuit.
PLD : CPU is not included
in the circuit.
B1 :
Input signal selector to
CPU from the JTAG
circuit TRST signal
ON : JTAG DISABLE
OFF : JTAG ENABLE
B2-4 : Not used
Source oscillator of CPU is
selected by the combination
of S101 and S102.
Factory use only
F
D257
D258
D259
D260
D261
D262
D101
S156
D104
S155
D103
S154
D102
S153
Side A (Component side)
S152
Factory Setting
ON
1
PLD position
(Never change)
ON
1
(Never change)
HI position
(Never change)
LO position
(Never change)
ON
1
2
3
4
2
3
4
2
3
4
5
6
7
8
VSR-2000A
Advertisement
Table of Contents
