Figure 3-7. SHIP_RST Register: Long Press Action to Enable Ship Mode
To exit Ship Mode, simply hold the TS/MR button SW1 until VSYS enables. Turning on VIN at 5 V will also exit
Ship Mode.
3.4 Shutdown Mode
To enter the Shutdown Mode state, connect the equipment as follows:
• Power Supply PS #1: VIN of the BQ25181EVM at 0 V or disconnected
• Power Supply PS #2: VBAT of the BQ25181EVM at 3.7 V
• Scope Channel SC #1: VIN at TP5
• Scope Channel SC #2: VBAT at TP8
• Scope Channel SC #3: VSYS at TP6
• Scope Channel SC #4: TS/MR at TP11
Turn ON power supply #2. Enter Shutdown Mode by setting the EN_RST_SHIP bits in the SHIP_RST register
(0x09) to 2b01. You will know you are in Shutdown Mode as the voltage on the SYS pin (SC #2) will fall to 0 V
and the voltage on the TS/MR pin falls to 0 V.
Testing Procedures
10
BQ25181 EVM User's Guide
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