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doc: add ADC information for each platform

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Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
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Thomas Ingleby
2014-09-22 14:52:18 +01:00
parent 6a7add6b99
commit 1fcdfde02c
3 changed files with 5 additions and 0 deletions
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2
docs/edison.md
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@@ -11,3 +11,5 @@ in libmraa:
- PWM avaible on default swizzler postions. (3,5,6,9)
- SPI exposed is also used for the ADC. Try not to use your own CS.
- ADC kernel module will return 12bit number but the ADC itself only has an
accuracy of 10bits. This ADC is only included on the arduino board.

1
docs/galileorevd.md
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@@ -8,3 +8,4 @@ The rev D board has the following limitations in libmraa:
- gpio register access via /dev/uio is limited to pin2 and 3
- gpio interupts will only work on GPIO_EDGE_BOTH
- adc kernel module will return 12bit number. MRAA defaults shift this to 10bits

2
docs/galileorevh.md
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@@ -10,3 +10,5 @@ The Gen 2 board has the following limitations in libmraa:
- i2c bus is shared with multiple devices, scanning it usually fails
- pwm period is set globally for all pwm channels, when changed this will halt
all pwm channels
- adc kernel module will return 12bit number but the ADC itself only has an
accuracy of 10bits.