DTS NETIMPRESS avant - Page 28

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Signal description（Probe Connector）
Signal description（Serial communication）
Below shows description of I/O signal from target side during CSI/UART I/O communication
（”I/O” means input and output direction from view of probe side.）
Signal
Name
Serial
Mode
Meaning I/O Type
IO1
TCK Clock output for clock synchronous communication O A
IO2
TTXD Transmitted data output for serial communication O(I/O) A
IO3
TRXD Received data input for serial communication I(I/O) A
IO4
TBUSY BUSY input I(I/O) A
IO5
TAUX
I/O terminal (definition varies according to definition program) I/O A
IO6
TAUX2
I/O terminal (definition varies according to definition program) I/O A
IO7
TAUX3
I/O terminal (definition varies according to definition program) I/O A
IO8
TAUX4
I/O terminal (definition varies according to definition program) I/O B
IO9
TMODE
I/O terminal (definition varies according to definition program) I/O B
IO10
/TICS
I/O terminal (definition varies according to definition program) I/O B
VCC
5V output (MAX 100mA) O C
/TRES
Re-set output of negative logic (open collector output) (*1) O D
WDT Watchdog timer output (open collector output) (*1) O D
TVccd User power input (driver power for I/F) I E
PROBE SELECT Terminal selection signal of target probe I F
GND GND － －
*1 /TRES,WDT are open collector signal with 1MΩ pull down.
Please note that no voltage output to target side.
pin
No
Signal Name definition
I/O
1
RX1+ Received data 1 + Input
I
2
RX1- Received data 1 - Input
I
3
TX1+ Send data 1 + Output O
4
TX1- Send data 1 - Output O
5
Reserved Reserved signal line -
6
Reserved Reserved signal line -
7
PWR Power
O
8
GND GND
-