1. LCLS Control Group Power Supply Control Power Supply System Cost Possible solutions Embedded micro IOC MacNair’s solution PSI solution SNS solution

2. LCLS Control Group Power Supply Control Some common parts Cisco switch:~$200/port(2:1 redundancy) VME-IOC:~$17000 VME crate:~$8000 MVME6100:~$3600 Timing EVR:~$3600 Transition for EVR: 14 triggers:~$1000 32 triggers:~$1700 Cisco switch:~$200 Rack space:~$100 SoftIOC:~$4000 DCCT(600A):~$650 Power supply with self regulation: Base+$2000 (according to IE power quote on 375A/25V/9KW power supply) Power supply without self regulation: Base

3. LCLS Control Group Power Supply Control Embedded micro IOC solution Power supply without self regulation: Base 2 DCCT:~$1300 Micro IOC with I/O interface card CPU Coldfire M5475CFE/BFE:$330/$280 Coldfire M5485CFE/BFE:$360/$310 Custom design I/O interface:~$1000 ?? COTS Evaluation Board M5475EVB/M5485EVB (2 PCI):$850 M5474LITE/M5484LITE (1 PCI):$299 PCI Card (COTS/Custom):~$1000 ?? Cisco switch:~$200 Timing (~20 power supplies need timing) Timing on micro IOC:~$1000 ?? Timing in VME:~$17000/20=~$850 So Cost = Base+~$2800+optional timing Need Ethernet cable, optional timing cable Have to develop BSP, external regulation and EPICS support

4. LCLS Control Group Power Supply Control Embedded micro IOC M5475CFE /M5485CF E Evaluation Board $850

5. LCLS Control Group Power Supply Control Embedded micro IOC M5475EVB Feature M5475CFE Fire Engine Module (SOM-ETX) MCF5475ZP266 Processor, 410 MIPS 64MB DDR-SDRAM, 16MB Flash Graphics Controller, USB Host Controller (Not available for M5475BFE) LCD Display Connector - includes integrated LCD, touch, and backlight connector for Display Kits DVI Connector Two 10/100 RJ45 Ethernet connectors Two PCI slots (32 bit, 33 or 66MHz, 3.3V) Serial Ports Two RS-232 Serial Ports Two TTL Serial Ports USB 2.0 One High Speed Device (on Fire Engine) Four High Speed Host ports SPI, RTC Mechanical: Mini-ITX 6.7" (170mm) long by 6.7" (170mm) wide by 1.3" (33mm) high Modules offered in 0 to 70C temperature range

6. LCLS Control Group Power Supply Control Embedded micro IOC M5474GFE /M5484GF E Evaluation Board $299

7. LCLS Control Group Power Supply Control MacNair’s solution Power supply without self regulation: Base 2 DCCT:~$1300 MacNair controller:$2000 Cisco switch:~$200 EPICS IOC VME-IOC:~$17000/100 = $170 (100PS/IOC) Soft IOC(No timing):~$4000/100 = $40(100PS/IOC) Timing: $0 with VME IOC So Cost = Base+~$3600 Need Ethernet cable, optional timing cable

8. LCLS Control Group Power Supply Control PSI solution $45,000 one-time license fee 1 :~$100/PS Power supply without self regulation: Base IP/Carrier/Transition card:~$180 2 DSP/ADC/BP Set: $2000 2 + $450(License 1 ) VME-IOC:$17000/16 ~= $1060 (16PS/IOC 2 ) Timing:$0 So Cost = Base+~$3790 Need Fiber, optional timing cable Note 1 :Antonio’s TalkAntonio’s Talk Note 2 :A. Ludeke’s PaperA. Ludeke’s Paper

9. LCLS Control Group Power Supply Control SNS solution Power supply with self regulation: Base+$2000 VME-PSC:~$2400 1 /6 = $400 1U-PSI:$900 1 VME-IOC:$17000/36 ~= $470 (36PS/IOC) Timing:$0 So Cost = Base+$3770 Need Fiber Note 1 : Price from BNL instead of Ray Claflin