Old MCE Documents

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Note: this page is no-longer updated. It is kept for legacy reasons. Newer documentation may be found elsewhere on the wiki.

Introduction

  • Function Description of the Multi-Channel Electronics [PDF] (Sep. 27, 2003)
  • MCE Getting Started Manual [PDF] (SC2_ELE_S580_520)
  • MCE Interface [PDF] (SC2_ELE_S580_005)
  • MCE-Cryostat Diagram - cartoons of squid chain setup, servo loop calculations, and word-sizes [PDF]
  • Output Drive Calculations [XLS]
  • Download Firmware: sof/pof/jic

MCE Hardware

Related topics:
▼ Hardware‎ (8 C, 4 P)
► Accessories‎ (1 C, 10 P)
► Address Card‎ (1 C, 6 P)
► Bias Card‎ (1 C, 15 P)
► Clock Card‎ (1 C, 8 P)
► Computing Hardware‎ (1 C, 3 P)
► Power‎ (10 P)
► Readout Card‎ (1 C, 10 P)
► Subrack‎ (1 C, 7 P)
  MCE hardware
  Cryocable Impedance
  MCE usage
  Ordering MCE Hardware
  • Clock Card Dual-Configuration Technical Note [PDF] (SC2-ELE-S8xx-xxx) (Oct. 01, 2003)
  • FPGA Configuration Block Diagram [PDF] (SC2-ELE-S560-003)
  • Subrack Mounting Instructions [DOC] (SC2-MEC-S580-504)
  • Cryostat Mounting Test Results [PDF]
Component Type/Part Doc. Id Technical
Description† 		Block
Diagram† 		Schematics Rev. Notes
Clock Card S581 [PDF] [PDF] [PDF] B5
Readout Card S582 [PDF] [PDF] [PDF] B9
[PDF] E0 Low-power RC
Bias Card S583 [PDF] [PDF] [PDF] D6 Original design
[PDF] D7/8 High-current det_bias
[PDF] D11 High-current det_bias/no heater
[PDF] E0 Multiple det_bias lines
[PDF] F0 Multi det_bias & MHz-response bias lines; Low-noise bias lines turned off
[PDF] F1 Power turned off on ln_bias
[PDF] F2 Minor change in ln_bias circuit
[PDF] F3 low 1/f-noise opamp for channel 0-15
[PDF] F4 low 1/f-noise opamp for channel 15-31
Address Card S584 [PDF] [PDF] [PDF] C4
[PDF] D0
Instrument Backplane MCEv1 S587-101 [PDF] — [PDF] C3 Obsolete
[PDF] C5
MCEv2 5MDM C587-201 — [PDF] A
MCEv2 3MDM C587-101 [PDF] [PDF] B
[PDF] C1
[PDF] C2
Bus Backplane MCEv1 S586 [PDF] [PDF] — C Obsolete
MCEv2 3MDM C586-101 — [PDF] A
MCEv2 5MDM C586-201 [PDF] D
Filter Board MCEv1 S587-111 — — [PDF] B2 Obsolete
MCEv2 3MDM C587-111 [PDF] A
MCEv2 5MDM C587-210 [PDF] A
Power Supply Assembly PSU S585-103 — [DOC] [PDF] B Obsolete
PSUC S585-102 — [PDF] G8
Wiring S585-104 — [PDF] B

†: Not updated since early design stages.

External Hardware and Accessories

Component Part Doc. Id Technical
Description† 		Block
Diagram 		Schematics Rev. Notes
MDM Breakout Board S58H — — [XLS] B
Linear Feed Card C585-104 — — [PDF] B
Vicor Power Assembly PCB C585-401 — — [PDF] C2
Wiring Harness C584-402 — [PDF] A
Sync Box PCB S589-101 [PDF] — [PDF] A2 Used in both Sync Box enclosures
AC-in: Internal Wiring S589-102 [PDF] [PDF] A2
AC-in: Cable Wiring S589-103 [PDF]
DC-in: Internal Wiring C589-102 [PDF] [PDF] A
PCI fibre card — — — [PDF] 5A
Extender Card S565-008 [PDF] — [PDF]
IB Tester S58E-502 [PDF] — [PDF] C
2-slot Backplane S58G — — [PDF] A
— — [PDF] B
SCUBA2 24V Power Distribution S565-010 [PDF] [PDF] — Obsolete
AC-DC Unit Rectifier Board S588-103 [DOC] — [PDF] A Obsolete
Controller Board S588-104 [PDF] A
Wiring S588-105 [PDF] A

†: Not updated since early design stages.

Firmware Documentation

Related topics:
► Firmware
► Software
▼ Communication‎ (2 C, 1 P)
► Commanding‎ (3 P)
► PCI Card Firmware‎ (7 P)
  MCE fibre protocol

MCE Communication Protocols


MAS (MCE Acquisition Software)

Related topics:
► Software
► MAS‎ (1 C, 34 P)

IB Tester Scripts

Application Notes

  • Characterization and Locking SQUIDs with Multi-Channel Electronics [PDF] (Jun. 07, 2005)
  • "Functional Description of Read-out Electronics for Time-Domain Multiplexed Bolometers for Millimeter and Sub-millimeter Astronomy" [PDF] (vol. 151, no. 3-4, J. Low-Temp Phys, May 2008)
  • "Automated SQUID tuning procedure for kilo-pixel arrays of TES bolometers on the Atacama Cosmology Telescope" [PDF] (SPIE Astronomical Instrumentation Conf, Jun. 2008)
  • Tuning Algorithm for ACT SQUIDs - poster [PDF]
  • Monitoring MCE Status [DOC] (Nov. 9, 2006)

Design Analysis

  • Monitoring Voltages/Currents of PSU [XLS]
  • Main Concerns for the MCE [PDF] (Oct. 02, 2003)
  • Address Card DAC Bus Scheme [PDF]
  • Analysis of Digital Filters for the Readout Card [PDF]
  • Data Rates for the SCUBA2 Arrays [PDF]
  • Fiber Optics Interface Analysis [PDF]
  • FPGA Asynchronous Communication [PDF]
  • Readout Card Pre-Amplifier settling time tests [PDF]
  • Bias Card Heater and Bolometer Driver Output Noise [PDF]
  • Analysis of Readout Card Amplifier Voltage and Current Noise [PDF]
  • Timing Jitter in SCUBA2 Array Readout [PDF]
  • Timing and Response to Data-Valid Pulses [PDF]

System

  • MCE Grounding Diagram [PDF] (SC2-ELE-S580-102)
  • Data Rates for the SCUBA2 Arrays [PDF]
  • Is MCE Rad tolerant? [DOC]

Design Reference Documents

  • SCUBA-2 Servo loop Analysis [PDF] (SC2-SOF-S200-049)(ATC)
  • A calculation of required noise and current swings on the SCUBA-2 MUX wafer leads. [PDF] (NIST)
  • SCUBA-2 Digitisation Scheme [PDF] (SC2-ANA-S100-041) (ATC)
  • SCUBA-2 Architectural Design [PDF] (SC2-ANA-S100-045) (ATC)
  • SCUBA-2 Data Acquisition to Data Processing Interface [PDF] (SC2-SOF-S200-008) (ATC)
  • SCUBA-2 and JCMT Secondary Mirror [PDF] (SC2-ANA-S100-039) (ATC)
  • Time-division SQUID multiplexer for Transition Edge Sensors. [PDF] (NIST)
  • A Prototype System for SQUID Multiplexing of Large Format Transition Edge Sensor Arrays. [PDF] (NIST)
  • Bias conditions of dc SQUIDs for a Time Domain SQUID Multiplexer. [PDF] (NIST)

Presentations

  • SCUBA-2 Systems Review - Multi-Channel Electronics, Hilo, June 2006 [PPT]
  • SCUBA-2 Data Acquisition Software [PPT]
  • Multi-Channel Electronics - SPIDER, Caltech, Sept. 2006 [PPT]
  • Multi-Channel Electronics - SPIDER, Caltech, May 2007 [PPT]

Real-Time Linux (RTL) PC (OBSOLETE)

  • SCUBA-2 PCI Card DSP Code Review [PDF]
  • SCUBA-2 PCI Card Diagnostics Application (SC2-ELE-S565-001) PDF]

(Old MCE docs index)

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