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RZ/G1M/G1N Qseven Development Platform Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
2.9
Additional Features
2.9.1
SPI Flash
The RZ/G1M/G1N Qseven carrier board supports SPI Flash through RZ/G1M/G1N CPU’s MSIOF2 interface. This SPI
interface signals from Qseven MXM connector is connected to SPI Flash “SST25VF016B-50” and operating at 3.3V
Level.
2.9.2
RTC Coin Cell Holder
The RZ/G1M/G1N Qseven carrier board supports Coin Cell Holder to connect “2032” series coin cell. This coin cell
voltage is connected to Qseven SOM for RTC back up voltage when VCC main power is off. This Coin Cell Holder (J18)
is physically located at the top of the board as shown below.
Figure 19: Coin Cell Holder