IMU connections #276
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viper10652
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Hi, thanks for the speedy response on my previous questions.
On the STEM board schematic, I find a header U3 for the IMU board MPU6050.
It has the pins IMU_INT, IMU_ADC, XCI, XDA, SDA, SCI, GND, 3,3V (8 pins single line)
The part has the pins INT, AD0, XCL, XDA, SDA, SCL, GND, VCC
based on the order of the pins, I am assuming IMU_INT corresponds with INT, IMU_ADC corresponds with AD0, XCI with XCL, SCI with SCL.
Concerning the jumpers JP17 .. JP20, the wording is not clear to me.
Are JP17 and JP19 closed by default, and are JP18 and JP20 open by default?
I didn't see you doing anything with them in the video (unless I missed it).
Can I assume that the default configures it to connect the 2 sensors to the Arduino?
To connect the sensors to the Raspberry Zero 2W on the MAIN board, do I solder close the connectors JP18 and JP20, and cut open JP17 and JP19?
Do they connect to the Raspberry Pi via the J1 connector?
If so, to which pins on J1 are the IMU pins INT, AD0, XCL, XDA, SDA, SCL, connected to?
The comment in the schematic says I2C1 which I think are pins 3 and 5 for SDA/SCL. Is this correct?
But where are INT, AD0, XCL and XDA connected to on the Raspberry?
INT is corrected to the Arduino and STM32 boards. But I dont's see the others being connected at all.
In the videos, I see you leave JP13 and JP12 unpopulated. What do these connectors connect to if populated?
What is their purpose?
Regards
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