LM3S317 Datasheet, PDF (509/551 Pages) List of Unclassifed Manufacturers – Microcontroller

Stellaris^® LM3S317 Microcontroller
Figure 18-3. JTAG Test Access Port (TAP) Timing
TCK
TMS
TDI
TDO
J7
J8
J7
J8
TMS Input Valid
TMS Input Valid
J9
J10
J9
J10
TDI Input Valid
TDI Input Valid
J11
J12
J13
TDO Output Valid
TDO Output Valid
Figure 18-4. JTAG TRST Timing
TCK
TRST
J14
J15
18.2.4 Reset
Table 18-11. Reset Characteristics
Parameter
No.
R1
R2
R3
R4
R5
R6
R7
Parameter
V_TH
V_BTH
T_POR
T_BOR
T_IRPOR
T_IRBOR
T_IRHWR
R8
T_IRSWR
R9
R10
R11
a. 20 * t _{MOSC_per}
T_IRWDR
T_IRLDOR
T_VDDRISE
Parameter Name
Reset threshold
Brown-Out threshold
Power-On Reset timeout
Brown-Out timeout
Internal reset timeout after POR
Internal reset timeout after BOR^a
Internal reset timeout after hardware reset
(RST pin)
Internal reset timeout after
software-initiated system reset ^a
Internal reset timeout after watchdog reset^a
Internal reset timeout after LDO reset^a
Supply voltage (V_DD) rise time (0 V-3.3 V)
Min
-
2.85
-
-
15
2.5
2.9
2.5
2.5
2.5
-
Nom
2.0
2.9
10
500
-
-
-
-
-
-
-
Max
-
2.95
-
-
30
20
29
20
20
20
100
Unit
V
V
ms
µs
ms
µs
µs
µs
µs
µs
ms
July 14, 2014
509
Texas Instruments-Production Data