Analog Devices ADuCM356 User Manual

Reference Manual ADuCM356
REGISTER DETAILS: ADC CIRCUIT
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GAIN CALIBRATION FOR HIGH-SPEED TIA CHANNEL REGISTER
Address: 0x400C2284, Reset: 0x00004000, Name: ADCGNHSTIA
Table 83. Bit Descriptions for ADCGNHSTIA
Bits Bit Name Settings Description Reset Access
[31:15] Reserved Reserved. 0x0 R
[14:0] VALUE Gain Error Calibration High-Speed TIA Channel. 0x4000 R/W
0x7FFF 2 (maximum positive gain adjustment).
0x4001 1.000061 (minimum positive gain adjustment).
0x4000 1.0. ADC result multiplied by 1. No gain adjustment. Default value.
0x3FFF 0.999939 (minimum negative gain adjustment).
0x2000 0.5. ADC result multiplied by 0.5.
0x0001 0.000061 (maximum negative gain adjustment).
0x0000 0. Invalid value. Results in ADC result of 0.
OFFSET CALIBRATION VOLTAGE CHANNEL (PGA GAIN = 1) REGISTER
Address: 0x400C2244, Reset: 0x00000000, Name: ADCOFFSETGN1
Table 84. Bit Descriptions for ADCOFFSETGN1
Bits Bit Name Settings Description Reset Access
[31:15] Reserved Reserved. 0x0 R
[14:0] VALUE Offset Calibration Gain 1. ADC offset correction for voltage channel with gain = 1, represented as a twos
complement number. The calibration resolution is 0.25 LSBs of the ADCDAT LSB size.
0x0 R/W
0x3FFF 4095.75 (maximum positive offset calibration value).
0x0001 0.25 (minimum positive offset calibration value).
0x0000 0 (no offset adjustment).
0x7FFF −0.25 (minimum negative offset calibration value).
0x4000 −4096 (maximum negative offset calibration value).
GAIN CALIBRATION VOLTAGE INPUT CHANNEL (PGA GAIN = 1) REGISTER
Address: 0x400C2240, Reset: 0x00004000, Name: ADCGAINGN1
Table 85. Bit Descriptions for ADCGAINGN1
Bits Bit Name Settings Description Reset Access
[31:15] Reserved Reserved. 0x0 R
[14:0] VALUE Gain Calibration PGA Gain 1. ADC gain correction for voltage input channels. Stored as a signed
number. Bit 14 is the sign bit and Bits[13:0] represent the fractional part.
0x4000 R/W
0x7FFF 2 (maximum positive gain adjustment).
0x4001 1.000061 (minimum positive gain adjustment).
0x4000 1.0. ADC result multiplied by 1. No gain adjustment. Default value.
0x3FFF 0.999939 (minimum negative gain adjustment).
0x2000 0.5. ADC result multiplied by 0.5.
0x0001 0.000061 (maximum negative gain adjustment).
0x0000 0. Invalid value. Results in ADC result of 0.
OFFSET CALIBRATION VOLTAGE CHANNEL (PGA GAIN = 1.5) REGISTER
Address: 0x400C22CC, Reset: 0x00000000, Name: ADCOFFSETGN1P5

Analog Devices ADuCM356 Specifications

General

Brand	Analog Devices
Model	ADuCM356
Category	Microcontrollers
Language	English