Cypress CY8CKIT-042-BLE User Manual page 91

When the BLE Pioneer Baseboard is powered from an external voltage supply, remove the USB
■
cable from J13. Connect the positive terminal of the external voltage supply to the positive termi-
nal of the ammeter and the negative terminal of the ammeter to the upper pin of J15. Connect the
negative terminal of the external voltage supply to and GND pin on board.
required connections.
Figure 5-7. Current Measurement when Powered Separately
To measure the power consumption of only module with coin cell, connect the coin cell directly to the
modules, as shown in
protect the BLE device and the F-RAM in Arduino environment. Note that power consumption
measurements on the BLE Pioneer Baseboard will also include the power consumed by these
additional circuits.
Connect the positive terminal of the coin cell to pin J2.2 and negative terminal to pin J2.4 using
wires.
CY8CKIT-042-BLE Bluetooth® Low Energy (BLE) Pioneer Kit Guide, Doc. # 001-93731 Rev. *C
VOLTAGE
SOURCE
- +
Figure 5-8. The BLE Pioneer Baseboard is designed with additional circuits to
Hardware
Figure 5-7 shows the
91