Wire the MSP430F5529 Launchpad to the OPT3101 using the pin mapping

In Section 8 of the 《opt3101 SDK Users Guide》 :

8. Wire the Launchpad to the OPT3101 using the pin mapping for the Launchpad shown below:

1. P4.1 -> I2C Data
2. P4.2 -> I2C Clock
3. P2.0 -> RSTZ_MS

where is RSTZ_MS pin?

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