forked from M-Labs/nix-servo
disable calibration and 1V ref
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9e34cd9dff
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0f628aecc7
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@ -58,7 +58,7 @@ def check_version(spi):
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def configure_dac(spi):
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power_down_reg = spi_read(spi, 0x01)
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spi_write(spi, 0x01, power_down_reg & ~(1 << 0)) # Clear EXTREF bit for internal reference
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spi_write(spi, 0x0D, 0x00) # Set RREF to 10 kΩ for 1.0V reference
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# spi_write(spi, 0x0D, 0x00) # Set RREF to 10 kΩ for 1.0V reference
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spi_write(spi, 0x04, 0xA0) # Enable on-chip IRSET (1.6 kΩ for 20mA output)
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spi_write(spi, 0x07, 0xA0) # Enable on-chip QRSET (1.6 kΩ for 20mA output)
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spi_write(spi, 0x05, 0x00) # Disable internal IRCML
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@ -125,7 +125,7 @@ def configure_ad9117():
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return False
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configure_dac(spi)
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dac_self_calibration(spi)
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# dac_self_calibration(spi)
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# Enable DAC outputs
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spi_write(spi, 0x01, spi_read(spi, 0x01) & ~((1 << 4) | (1 << 3)))
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