Purpose
Controls the drive strengths and slew rates of trace data output pads.
Usage constraints
There are no usage constraints.
Configurations
Available in all N1 board configurations.
Memory offset and full register reset value
See
4.5.1 Serial Configuration Control registers summary
The following table shows the TRACE_PAD_CTRL0 Register bit assignments.
Table 4-111 TRACE_PAD_CTRL0 Register bit assignments
Bits
Name
Type
Function
[31:29] -
-
Reserved.
[28]
IO_SR_TRACE_DATA 3
RW
Slew rate control of trace port output pads
TRACE_DATA[31:24]:
0b0
: Fast.
0b1
: Slow.
Reset value
0b1
.
[27:26] -
-
Reserved.
[25:24] IO_DS_TRACE_DATA 3
RW
Drive strength control of trace port output
pads TRACE_DATA[31:24]:
0b00
: 2mA.
0b01
: 8mA.
0b10
: 4mA.
0b11
: 12mA.
Reset value
0b01
.
[23:21] -
-
Reserved.
[20]
IO_SR_TRACE_DATA 2
RW
Slew rate control of trace port output pads
TRACE_DATA[23:16]:
0b0
: Fast.
0b1
: Slow.
Reset value
0b1
.
[19:18] -
-
Reserved.
4 Programmers model
4.5 Serial Configuration Control registers
101489_0000_02_en
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