hilscher NXHX 4000-JTAG+, Описание устройства

Страница: 15 / 70

Descriptions and drawings 15/70
Alternative boot mode
Note:
The alternative boot mode is not yet supported by the initial version
of the netX 4000.
It will be available on the final version of the netX 4000 in serial
production.
Functions and Settings
The following table shows the functions of the individual switches of S300 :
S300 Switch Signal Position Connects to Function
1
(S300-A)
QSPI_SIO2
OFF Internal pull-up Selection of boot sequence option
(see table
S300 boot sequence
configuration [
}
page 16])
ON GND via 1.5 kΩ
2
(S300-B)
QSPI_MISO_SIO1
OFF Internal pull-up
ON GND via 1.5 kΩ
3
(S300-C)
QSPI_MOSI_SIO0
OFF Internal pull-up
ON GND via 1.5 kΩ
4
(S300-D)
QSPI_CLK
OFF Internal pull-up Sets PLL clock speed for the Dual
Cortex-A9 to 600 MHz
ON GND via 1.5 kΩ Sets PLL clock speed for the Dual
Cortex-A9 to 400 MHz
5
(S300-E)
SYS_RDY#
OFF Internal pull-up Device boots according to the
selected boot sequence option (see
table
S300 boot sequence
configuration [
}
page 16])
ON GND via 390 Ω Forces the device into console
mode regardless of the boot mode
settings
6
(S300-F)
SYS_RUN#
OFF Internal pull-up Disables alternative boot mode
ON GND via 390 Ω Enables alternative boot mode
option (not yet supported)
Table 4: Functions of the S300 DIP switches
NXHX 4000-JTAG+ | Device description
DOC170703HW02EN | Revision 2 | English | 2018-10 | Released | Public © Hilscher 2018