
M306H5T3-RPD-E User’s Manual 2. Setup
REJ10J0866-0100Z Rev.1.00 Dec.16, 2004
Page 26 of 66
2.4 Switch Settings
Here follows explanations of the switches of the M306H5T3-RPD-E.
Tables 2.2 and 2.3 list how to set toggle switches SW1 to SW6 of the M306H5T3-PRT board (MCU-dependent). Tables 2.4
and 2.5 list how to set jumper switches JP2 to JP9 on the M306H5T3-PRT (MCU-dependent board).
2.4.1 Toggle Switches SW1 to SW6 on the M306H5T3-PRT Board (MCU-dependent)
Table 2.2 Switch settings of the M306H5T3-RPD-E (1)
Signal Switch Setting Description
(Factory-setting)
H
OPEN
L
Pulls up pin START of the MCU with a resistance
of 10 kΩ. Xin-Xout is selected as an operation
clock after releasing reset.
H
OPEN
L
Does not pull up/down pin START of the MCU.
Be sure to use this setting when the user system
is connected.
START SW1
H
OPEN
L
Pulls down pin START of the MCU with a
resistance of 10 kΩ. Xcin-Xcout is selected as an
operation clock after releasing reset.
(Factory-setting)
L
OPEN
H
Pulls down pin BYTE of the MCU with a
resistance of 33 kΩ. Be sure to use this setting
when the user system is not connected in 16-bit
bus mode.
L
OPEN
H
Does not pull up/down pin BYTE of the MCU.
Be sure to use this setting when the user system
is connected.
BYTE SW2
L
OPEN
H
Pulls up pin BYTE of the MCU with a resistance
of 33 kΩ. Be sure to use this setting when the user
system is not connected in 8-bit bus mode.
(Factory-setting)
L
OPEN
H
Pulls down pin CNVSS of the MCU with a
resistance of 1 kΩ. Be sure to use this setting
when the user system is not connected in
single-chip mode or memory expansion mode.
L
OPEN
H
Does not pull up/down pin CNVSS of the MCU.
Be sure to use this setting when the user system
is connected.
CNVSS SW3
L
OPEN
H
Pulls up pin CNVSS of the MCU with a resistance
of 1 kΩ. Be sure to use this setting when the user
system is not connected in microprocessor mode.
Kommentare zu diesen Handbüchern