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mcp4451: Add initial support for programming the mcp4451 on lpc176x

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Add support for programming smoothieboard current.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2018-05-29 20:59:17 -04:00
parent cc6b416660
commit d725160706
5 changed files with 178 additions and 1 deletions
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16
config/generic-smoothieboard.cfg
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@@ -85,3 +85,19 @@ max_z_accel: 100
[static_digital_output leds]
pins: P1.18, P1.19, P1.20, P1.21, P4.28
[mcp4451 stepper_digipot1]
i2c_address: 88
# Scale the config so that values can be specified in amps.
scale: 2.25
# wiper 0 is X (aka alpha), 1 is Y, 2 is Z, 3 is E0
wiper_0: 1.0
wiper_1: 1.0
wiper_2: 1.0
wiper_3: 1.0
[mcp4451 stepper_digipot2]
i2c_address: 90
scale: 2.25
# wiper 0 is E1
wiper_0: 1.0