1,004
edits
Changes
Jump to navigation
Jump to search
Digital control board documentation (view source)
Revision as of 20:22, 20 August 2010
, 20:22, 20 August 2010→Channel Descriptions
Line 58:
Line 58:
| SPI chip select for ADC
| SPI chip select for ADC
|-
|-
−| P4 || SPI || SDO
+| P4 || SPI || SPI_SDI
−| '''Erroneously wired SPI bus trace'''<br>Connects to SDO on temp. sensor and DIN on ADC
+| '''Corrected
|-
|-
| P5 || CLK_5MHZ || SPI_SCLK
| P5 || CLK_5MHZ || SPI_SCLK
Line 103:
Line 103:
|
|
|-
|-
−| P19 || No connection ||
+| P19 || dBinfo_Start ||
|
|
|-
|-
−| P20 || No connection ||
+| P20 || dBinfo_Stream ||
|
|
|-
|-
Line 328:
Line 328:
| Chip enable for temperature sensor
| Chip enable for temperature sensor
|-
|-
−| P94 || (''needs manual connection?''') || SPI_iRst_out
+| P94 || No connection ||
|
|
|-
|-
Line 337:
Line 337:
|
|
|-
|-
−| 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
Line 607:
Line 607:
| B7
| B7
| B14
| B14
−| B14
+| 14
|-
|-
| 14
| 14
Line 624:
Line 624:
| 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]].
|}
|}
Line 747:
Line 747:
| 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
Line 762:
Line 762:
| 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
Line 772:
Line 772:
| 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