4.3.8
SYS_24MHZ Register
The SYS_24MHZ Register characteristics are:
Purpose
A 32-bit counter that updates at 24MHz. The clock source is the 24MHz clock generator on the
V2M-Juno r2 motherboard.
Usage constraints
This register is read-only.
Configurations
Available in all V2M-Juno r2 motherboard configurations.
The following figure shows the bit assignments.
31
0
24MHZ_COUNT
Figure 4-9 SYS_24MHZ Register bit assignments
The following table shows the bit assignments.
Table 4-11 SYS_24MHZ Register bit assignments
Bits
Name
Function
[31:0]
24MHZ_COUNT
Contains the count, at 24MHz, from the
last
CB_nRST
reset.
CB_nRST
sets the register to zero and
then the count resumes.
Related concepts
4.3.1 APB system register summary
4.3.9
SYS_MISC Register
The SYS_MISC Register characteristics are:
Purpose
Denotes the presence or absence of a LogicTile Express daughterboard fitted in the
daughterboard site.
Usage constraints
Bit[19] is read-write. Bit[13] is read-only.
Configurations
Available in all V2M-Juno r2 motherboard configurations.
The following figure shows the bit assignments.
31
0
Reserved
Reserved
nDBDET
SWINT
20 19
Reserved
18
14 13 12
Figure 4-10 SYS_MISC Register bit assignments
The following table shows the bit assignments.
4 Programmers Model
4.3 APB system registers
ARM 100114_0200_03_en
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