at91rm3400 ATMEL Corporation, at91rm3400 Datasheet - Page 442

• Manufacturer Part Number: at91rm3400
• Description: Atmel Advanced At91 Arm Microcontroller
• Manufacturer: ATMEL Corporation

JTAG/ICE Timings
ICE Interface Signals
442
AT91RM3400
Table 85 shows timings relative to operating condition limits defined in the section “Conditions
and Timings Computation” on page 439.
Table 85. ICE Interface Timing specification
Figure 181. ICE Interface Signals
Symbol
ICE
ICE
ICE
ICE
ICE
ICE
ICE
TMS/TDI
0
1
2
3
4
5
6
TCK
TDO
Parameter
TCK Low Half-period
TCK High Half-period
TCK Period
TDI, TMS, Setup before TCK
High
TDI, TMS, Hold after TCK High
TDO Hold Time
TCK Low to TDO Valid
ICE
5
ICE
ICE
6
0
ICE
ICE
C
C
C
C
2
3
Conditions
TDO
TDO
TDO
TDO
= 0 pF
derating
= 0 pF
derating
ICE
4
ICE
1
0.037
24.0
24.0
48.0
Min
1.1
4.3
0
0.037
Max
10.7
1790A–ATARM–11/03
Units
ns/pF
ns/pF
ns
ns
ns
ns
ns
ns
ns