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Digital control board documentation (view source)
Revision as of 20:22, 20 August 2010
, 20:22, 20 August 2010→Channel Descriptions
| SPI chip select for ADC
| SPI chip select for ADC
|-
|-
| P4 || SPI || SPI_SDO
| P4 || SPI || SPI_SDI
| '''Erroneously wired SPI bus trace'''<br>Now connects to SDO on temp. sensor and on ADC
| '''Corrected
|-
|-
| P5 || CLK_5MHZ || SPI_SCLK
| P5 || CLK_5MHZ || SPI_SCLK
|
|
|-
|-
| P97 || (former AD7928/DOUT) ||
| P97 || SPI_SDI ||
| '''Erroneously wired ADC SPI bus connection'''<br>Connects to DOUT on ADC
| '''Corrected
|-
|-
| P98 || AD5535/RESET || DAC_iRst
| P98 || AD5535/RESET || DAC_iRst
| B7
| B7
| B14
| B14
| B14
| 14
|-
|-
| 14
| 14
| A8
| A8
| B8
| B8
|
| B16
|
| 16
|-
|-
| 17
| 17
| B9
| B9
| C9
| C9
|
| B17
|
| 17
|-
|-
| 18
| 18
| F9
| F9
| C16
| C16
|
| B31
|
| GAINMODE
|-
|-
| 19
| 19
| E10
| E10
| B11
| B11
|
| B22
|
| 22
|-
|-
| 20
| 20
| A10
| A10
| B9
| B9
|
| B18
|
| 18
|-
|-
| 21
| 21
| B11
| B11
| B10
| B10
|
| B20
|
| 20
|-
|-
| 22
| 22
| C12
| C12
| B12
| B12
|
| B24
|
| 24
|-
|-
| 23
| 23
| D13
| D13
| B13
| B13
|
| B26
|
| 26
|-
|-
| 24
| 24
| E12
| E12
| B14
| B14
|
| B28
|
| 28
|-
|-
| 25
| 25
| A12
| A12
| C11
| C11
|
| B21
|
| 21
|-
|-
| 26
| 26
| B13
| B13
| C12
| C12
|
| B23
|
| 23
|-
|-
| 27
| 27
| H13
| H13
| B16
| B16
|
| B30
|
| 30
|-
|-
| 28
| 28
| G14
| G14
| B15
| B15
|
| B27
|
| 27
|-
|-
| 29
| 29
| C14
| C14
| C13
| C13
|
| B25
|
| 25
|-
|-
| 30
| 30
| F13
| F13
| C15
| C15
|
| B29
|
| 29
|-
|-
| 31
| 31
| E14
| E14
| C14
| C14
|
| Not connected
| DACHEALTH<br>See [[#Channel Descriptions | ADC Channel Descriptions]].
| No amplifier connection<br>DACHEALTH<br>See [[#Channel Descriptions | ADC Channel Descriptions]].
|}
|}
| 15
| 15
| AD5535/CATHODE
| AD5535/CATHODE
| This is the thermal diode output from the DAC. Should read 4.35V (typical) at 25°C. Drops 2.20mV/°C.
| This is the thermal diode output from the DAC. Should read 4.35V (typical) at 25°C. Drops -2.20mV/°C.
|-
|-
| VIN2
| VIN2
| 12
| 12
| ADC_EXT1
| ADC_EXT1
| This trace routes to the backplane via Eurocard pin A7. It is intended to measure the output of thermistor on the amplifier board.
| This trace routes to the backplane via Eurocard pin A8. It is intended to measure one of the transistor base voltages on the amplifier board.
|-
|-
| VIN5
| VIN5
| 10
| 10
| ADC_EXT2
| ADC_EXT2
| This trace routes to the backplane via Eurocard pin A8. It is intended to measure one of the transistor base voltages on the amplifier board.
| This trace routes to the backplane via Eurocard pin A7. It is intended to measure the output of thermistor on the amplifier board.
|-
|-
| VIN7
| VIN7