User's Manual

CY8CKIT-042-BLE-A Bluetooth® Low Energy (BLE) Pioneer Kit Guide, Doc. # 002-11468 Rev. *A 112
Hardware
5.2.6 BLE Passives
Module boards include a 24-MHz crystal and a 32-kHz crystal, the CMOD and shield (CTANK) circuit
for CapSense, a SAR bypass capacitor, and adequate decoupling capacitors for all the power
domains, as shown in Figure 5-26.
Figure 5-26. Schematics and Board Highlight – External Crystal, CMOD, CTANK, Decaps, Jumpers