LM3S6753 Datasheet, PDF (583/625 Pages) Texas Instruments – Stellaris LM3S6753 Microcontroller

Stellaris® LM3S6753 Microcontroller
Figure 23-3. 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 23-4. JTAG TRST Timing
TCK
TRST
J14
J15
23.2.4 Reset
Table 23-14. 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_VDDRISE
T_MIN
Parameter Name
Min
Reset threshold
-
Brown-Out threshold
2.85
Power-On Reset timeout
-
Brown-Out timeout
-
Internal reset timeout after POR
6
Internal reset timeout after BOR^a
0
Internal reset timeout after hardware reset 0
(RST pin)
Internal reset timeout after software-initiated 2.5
system reset ^a
Internal reset timeout after watchdog reset^a 2.5
Supply voltage (V_DD) rise time (0V-3.3V)
-
Minimum RST pulse width
2
Nom
2.0
2.9
10
500
-
-
-
-
-
-
-
Max
-
2.95
-
-
11
1
1
20
20
250
-
Unit
V
V
ms
µs
ms
µs
ms
µs
µs
µs
µs
April 05, 2010
583
Texas Instruments-Production Data