DTS NETIMPRESS avant - Page 40

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Signal description（QSPI communication）
Below shows description of I/O signal from target side during serial (QSPI) communication
（”I/O” means input and output direction from view of probe side.）
Signal
Name
QSPI
Mode
Meaning I/O Type
IO1
SCK SCK output of SPI O A
IO2 SO/IO0
Send data output of SPI O
A
Input / output in dual or Quad modes I/O
IO3 SI/IO1
Received data input of SPI I
A
Input / output in dual or Quad mode I/O
IO4 WP#/IO2
WP output of negative logic SPI O
A
Input / output in Quad mode I/O
IO5 HOLD#/IO3
HOLD output of negative logic SPI O
A
Input / output in Quad mode I/O
IO6
CS# Chip select output of negative logic 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.