LM3S308 Luminary Micro, Inc, LM3S308 Datasheet - Page 393

• Manufacturer Part Number: LM3S308
• Description: Lm3s308 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

19.2.7
June 04, 2008
Figure 19-5. SSI Timing for SPI Frame Format (FRF=00), with SPH=1
JTAG and Boundary Scan
Table 19-13. JTAG Characteristics
Parameter No.
(SPO=0)
(SPO=1)
(master)
t
SSIFss
t
SSIClk
SSIClk
(slave)
SSIRx
SSITx
TDO_ZDV
TDO_DV
J10
J12
J11
J1
J2
J3
J4
J5
J6
J7
J8
J9
TCK fall to Data Valid from Data Valid
TCK fall to Data Valid from High-Z
S4
S5
Parameter
t
t
t
TCK_HIGH
t
TCK_LOW
t
TMS_HLD
S6
S8
t
TMS_SU
TDI_HLD
t
t
TDI_SU
TCK_R
TCK_F
f
t
MSB
MSB
TCK
TCK
S7
S9
Preliminary
Parameter Name
TCK operational clock frequency
TCK operational clock period
TCK clock Low time
TCK clock High time
TCK rise time
TCK fall time
TMS setup time to TCK rise
TMS hold time from TCK rise
TDI setup time to TCK rise
TDI hold time from TCK rise
8-mA drive with slew rate control
8-mA drive with slew rate control
2-mA drive
4-mA drive
8-mA drive
2-mA drive
4-mA drive
8-mA drive
Min
100
20
20
25
25
0
0
0
-
-
-
-
LSB
LM3S308 Microcontroller
Nom
t
t
LSB
TCK
TCK
23
15
14
18
21
14
13
18
S2
-
-
-
-
-
-
-
-
S1
Max
10
10
10
35
26
25
29
35
25
24
28
-
-
-
-
-
-
-
S3
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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