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Wii MotionPlus contains RVL-GU chip and EEPROM. RVL-GU chip is a microprocessor NEC 78K0/KC2. It has two firmware modes. I2C bus repeater mode and 'Activated' Gyro mode.
Wii MotionPlus contains RVL-GU chip and EEPROM. RVL-GU chip is a microprocessor NEC 78K0/KC2. It has two firmware modes. I2C bus repeater mode and 'Activated' Gyro mode.
[http://www.kako.com/neta/2009-017/2009-017.html Wii_motion_plus_kaiseki] (japanese)
[http://www.kako.com/neta/2009-017/2009-017.html Wii_motion_plus_kaiseki] (japanese)
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T1-T4 on side A are test points for the gyros. W1-W7 on side B are test points for the RVL-GU. The ground plane has four large solderless pads on side A.
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{| class="wikitable"
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|-
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! Label
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! RVL-GU Pin
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|-
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| W1
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| Vdd
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|-
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| W2
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| RESET
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|-
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| W3
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| P13/TxD6
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|-
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| W4
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| P15/TOH0
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|-
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| W5
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| P14/RxD6
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|-
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| W6
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| P122/X2/EXCLK/OCD0B
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|-
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| W7
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| FLMD0
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|}
== Information ==
== Information ==