![Congatec Conga-TCA Скачать руководство пользователя страница 47](http://html1.mh-extra.com/html/congatec/conga-tca/conga-tca_user-manual_2652472047.webp)
Copyright
©
2015
congatec
AG
TCEDm11
47/96
Note
Some signals have special functionality during the reset process. They may bootstrap some basic important functions of the module.
For more information refer to section 8.5 of this user’s guide.
Table 12 SPI BIOS Flash Interface Signal Descriptions
Signal
Pin # Description
I/O
PU/PD Comment
SPI_CS#
B97
Chip select for Carrier Board SPI BIOS Flash.
O 3.3VSB PU 10k
3.3VSB
Carrier may pull to SPI_POWER when external
SPI provided but not used.
SPI_MISO
A92
Data in to module from carrier board SPI BIOS flash.
I 3.3VSB
PU 10k
3.3VSB
SPI_MOSI
A95
Data out from module to carrier board SPI BIOS flash.
O 3.3VSB PU 10k
3.3VSB
SPI_CLK
A94
Clock from module to carrier board SPI BIOS flash.
O 3.3VSB
SPI_POWER
A91
Power source for carrier board SPI BIOS flash. SPI_POWER shall be used to
power SPI BIOS flash on the carrier only.
+ 3.3VSB
BIOS_DIS0#
A34
Selection strap to determine the BIOS boot device.
I 3.3VSB
PU 10k
3.3VSB
Carrier shall pull to GND or leave no-connect.
BIOS_DIS1# B88
Selection strap to determine the BIOS boot device.
I 3.3VSB
PU 10k
3.3VSB
Carrier shall pull to GND or leave no-connect