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11 PCB Layouts and Schematics ........................................................................................... 41
11.1 AFE44x0SPO2EVM PCB Layouts ............................................................................. 41
11.2 AFE44x0SPO2EVM Schematics ............................................................................... 46
List of Figures
1 AFE4490SPO2EVM Demonstration Kit.................................................................................. 4
2 Setting Font Size on Windows 7 Operating System ................................................................... 5
3 PC Application Installation - Screen 1.................................................................................... 6
4 PC Application Installation - Screen 2.................................................................................... 7
5 PC Application Installation - Screen 3.................................................................................... 7
6 PC Application Installation - Screen 4.................................................................................... 8
7 PC Application Installation - Screen 5.................................................................................... 8
8 Python Installation .......................................................................................................... 9
9 USB Driver Installation - Screen 1 (Win 7 OS only).................................................................... 9
10 USB Driver Installation - Screen 2 ...................................................................................... 10
11 USB Driver Installation - Screen 3 ...................................................................................... 11
12 USB Driver Installation - Screen 4 ...................................................................................... 11
13 Device Manager Screen.................................................................................................. 12
14 AFE44x0SPO2EVM Not Connected Error Message ................................................................. 12
15 Product Safety Warnings, Restrictions and Disclaimers ............................................................. 13
16 AFE4490: Device Configuration: Global Settings ..................................................................... 14
17 AFE4400: Device Configuration: Global Settings ..................................................................... 15
18 AFE4490: Device Configuration: Tx Stage............................................................................. 16
19 AFE4400: Device Configuration: Tx Stage............................................................................. 17
20 AFE4490: Device Configuration: Rx Stage ............................................................................ 17
21 AFE4400: Device Configuration: Rx Stage ............................................................................ 18
22 AFE4490: Device Configuration: Timing Controls..................................................................... 19
23 AFE4400: Device Configuration: Timing Controls..................................................................... 19
24 Device Configuration: Low Level Configuration ....................................................................... 20
25 ADC Capture and Analysis Tab ......................................................................................... 22
26 Scope Analysis: Test Results............................................................................................ 22
27 %SpO2 & HR Display Tab ............................................................................................... 23
28 Save Tab ................................................................................................................... 24
29 AFE44x0SPO2EVM Block Diagram .................................................................................... 26
30 Fluke SPOT Light SpO2 Functional Tester Setup .................................................................... 28
31 PC Application Firmware Upgrade – 1 ................................................................................. 29
32 PC Application Firmware Upgrade – 2 ................................................................................. 29
33 PC Application Firmware Upgrade – 3 ................................................................................. 30
34 PC Application Firmware Upgrade – 4 ................................................................................. 30
35 PC Application Firmware Upgrade – 5 ................................................................................. 31
36 DB9 Pulse Oximeter Connector Pin Outs .............................................................................. 31
37 USB Mini Connector Pin Outs ........................................................................................... 32
38 Sample Test Data ......................................................................................................... 34
39 ADC_RDY Waveform at 500-Hz PRF .................................................................................. 35
40 TXP and TXM Without Pulse Oximeter Cable......................................................................... 36
41 TXP and TXM After Connecting the Pulse Oximeter Cable ......................................................... 36
42 Diagnostic Feature Fault Flags with No Finger Sensor Connected to the EVM .................................. 37
43 AFE44x0SPO2EVM Top Overlay ....................................................................................... 41
44 AFE44x0SPO2EVM Top Solder ........................................................................................ 42
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AFE4400 and AFE4490 Development Guide SLAU480A–January 2013–Revised February 2013
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