Automotive Module Series
AG521R-NA QuecOpen
Hardware Design
AG521R-NA_QuecOpen_Hardware_Design 25 / 104
USB_SS_TX_P
93
AO
USB 3.0 super-speed
transmit (+)
Compliant with USB
3.0 standard
specification. Require
differential impedance
of 90 Ω.
USB_SS_TX_M 91
AO
USB 3.0 super-speed
transmit (-)
USB_SS_RX_P
90
AI
USB 3.0 super-speed
receive (+)
USB_SS_RX_M 88
AI
USB 3.0 super-speed
receive (-)
GPIO Interfaces
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
GPIO1
100
IO
General-purpose
input/output
V
IL
min = -0.3 V
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
IH
max = 2.1 V
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep them
open.
GPIO2
101
IO
General-purpose
input/output
GPIO3
102
IO
General-purpose
input/output
GPIO4
104
IO
General-purpose
input/output
GPIO5
116
IO
General-purpose
input/output
GPIO6
243
IO
General-purpose
input/output
GPIO7
246
IO
General-purpose
input/output
GPIO8
249
DO
General-purpose
output
V
IL
min = TBD
V
IL
max = 0.63 V
V
IH
min = 0.9 V
V
IH
max = TBD
V
OL
max = 0.36 V
V
OH
min = 1.44 V
UART1 Interface
Pin Name
Pin No.
I/O
Description
DC
Characteristics
Comment
UART1_CTS
71
DO
UART1 clear to send
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
Can be configured to
GPIOs.
If unused, keep them
open.
UART1_RTS
74
DI
UART1 request to
send
V
IL
min = -0.3 V
V
IL
max = 0.63 V
V
IH
min = 1.17 V
V
IH
max = 2.1 V
