Trend Download Board Connector (X8); Software Upgrade Connector (X11) - GE TruSat Technical Reference Manual

Trend Download board connector (X8)

Pin # Signal Name
1 VDD
2 VDD
3 OPT_BRD_ID
4 SPI_UP_DOUT_BUFF
5 GND
6 SPI_UP_DIN_BUFF
7 GND
8 SPI_CLK_BUFF
9 GND
______________________
10
SPI_CS_OPTION0
______________________
11
SPI_CS_OPTION1
12 GND
13 UART_TXD
14 UART_RXD
15 UART_CTS
16 UART_RTS
17 GND
18 NURSE_CALL
19 BATT+
20 BATT+

Software upgrade connector (X11)

Pin # Signal Name
1 GND
2 SPI_UP_DIN
3 SPI_UP_DOUT
4 SPI_CK
____________________
5
UP_CS_UPG_FL
6 VDD
7 GND
I/O Description
PWR +3 V power signal, isolated by ferrite
PWR +3 V power signal, isolated by ferrite
I Trend Download board ID, analog signal
O SPI data-out signal, isolated by buffer
GND Non-isolated ground
I SPI data-in signal, isolated by buffer
GND Non-isolated ground
O SPI clock, isolated by buffer
GND Non-isolated ground
O SPI chip select 0
O SPI chip select 1
GND Non-isolated ground
O RS-232 transmit data
I RS-232 receive data
I RS-232 hardware handshaking
O RS-232 hardware handshaking
GND Non-isolated ground
O "Nurse call" alarm signal
PWR Battery voltage, isolated by ferrite
PWR Battery voltage, isolated by ferrite
I/O Description
GND Non-isolated ground
I SPI serial data input
O SPI serial data output
O SPI clock
O Program upgrade flash chip select
PWR +3 V power signal
GND Non-isolated ground
Troubleshooting
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