# at91sam3s1c
# at91sam3s1b
# at91sam3s1a
-
+#
+# at91sam3A4C
+# at91sam3A8C
+# at91sam3X4C
+# at91sam3X4E
+# at91sam3X8C
+# at91sam3X8E
+# at91sam3X8H
if { [info exists CHIPNAME] } {
set _CHIPNAME $CHIPNAME
} else {
set _ENDIAN little
}
+# JTAG speed should be <= F_CPU/6. F_CPU after reset is 4 MHz, so use F_JTAG = 0.5MHz
+#
+# Since we may be running of an RC oscilator, we crank down the speed a
+# bit more to be on the safe side. Perhaps superstition, but if are
+# running off a crystal, we can run closer to the limit. Note
+# that there can be a pretty wide band where things are more or less stable.
+
+adapter_khz 500
+
+adapter_nsrst_delay 100
+jtag_ntrst_delay 100
+
#jtag scan chain
if { [info exists CPUTAPID] } {
set _CPUTAPID $CPUTAPID
$_TARGETNAME configure -event gdb-flash-erase-start {
halt
}
+
+# if srst is not fitted use SYSRESETREQ to
+# perform a soft reset
+cortex_m3 reset_config sysresetreq