2.7.3.3 SysTick Current Value Register

The SYST_CVR register contains the current value of the SysTick counter. See the register summary in Table 2-65 for its attributes. The bit assignments are:

Figure 2-43. SYST_CVR Register Bit Assignments
Table 2-68. SYST_CVR Register Bit Assignments
Bits Name Function
[31:24] Reserved.
[23:0] CURRENT Reads return the current value of the SysTick counter.

A write of any value clears the field to 0, and also clears the SysTick CTRL.COUNTFLAG bit to 0.