Pin list STi5516
30/709 STMicroelectronics Confidential 7368868E
Confidential
Table 6: System pins
Pin Location I/O Function
Pad
type
CLK27MA
A
A18 I Selectable input clock to PLL or for x1 mode C4
CLKSPEEDSEL
a
C16 I PLL speed select C4
AUXCLKOUT
a
D17 O Auxiliary clock for general use C4
NOT_RESET
B
AE7 I System reset -
NOT_WDOGRSTOUT
a
AF8 O Internal watchdog timer reset. C4
a. 5 V tolerant
b. 1.8 V tolerant
Table 7: JTAG pins
Pin Location I/O Function
Pad
type
TDI
A
AC7 I Boundary scan test data input C4
TMS
a
AD7 I Boundary scan test mode select C4
TCK
a
AF7 I Boundary scan test clock -
NOT_TRST
a
AE6 I Boundary scan test logic reset C4
TDO
a
AF6 O Boundary scan test data output C4
a. 5 V tolerant
Table 8: DCU pins
Pin Location I/O Function
Pad
type
DCUTRIGGERIN
a
P1 I External trigger input to DCU C4
DCUTRIGGEROUT
A
R3 O Signal to trigger external debug circuitry C4
a. 5 V tolerant
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