Advantech SOM-7532 User Manual page 18

1.3.8.8 Watchdog Timer
Supports multi-level watchdog time-out output. Provides 1-65535 level, from a 100ms
to 109.22 minute intervals.
1.3.8.9 Serial Port
2 x 2-wire serial port (Tx/Rx) supports 16550 UART compliance.
Programmable FIFO or character mode

16-byte FIFO buffer on transmitter and receiver in FIFO mode

Programmable serial-interface characteristics: 5, 6, 7, or 8-bit character

Even, odd, or no parity bit selectable

1, 1.5, or 2 stop bit selectable

Baud rate up to 115.2K

1.3.8.10 TPM
Supports TPM 2.0 module by option.
1.3.8.11 Smart Fan
Supports 1 Fan PWM control signals and 1 tachometer input for fan speed detection.
Provides 1 on carrier board following PICMG COM Express R3.0 specifications.
1.3.8.12 BIOS
The BIOS chip is on module by default. Users can place BIOS chip on the carrier
board with appropriate design and jumper setting in BIOS_DIS#[1:0].
Table 1.8: BIOS
BIOS_DIS#0
Open
Open
GND
Note: If system COMS is cleared, Advantech strongly suggests going to the
BIOS setup menu and loading default settings on the first boot up.
SOM-7532 User Manual
BIOS_DIS#1 Boot up destination/function
Open Boot from Module's SPI BIOS
GND SPI_CS0# to Carrier Board, SPI_CS1# to Module
GND SPI_CS0# to Module, SPI_CS1# to Carrier Board
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