[hpsdr] Hermes Documentation

John Marvin jm-hpsdr at themarvins.org
Sat Oct 27 13:16:50 PDT 2012 

  Yes, that was my first choice. I was perhaps being a bit 
completist/pedantic in providing the other two options.

John
AC0ZG

On 10/27/2012 5:27 AM, Phil Harman wrote:
> Hi John,
>
> I'd suggest that we label the LEDs   LED1 to LED 10 from Right to Left 
> on the marked up Photo and then change the text in the user guide to 
> match the function of each LED.
>
> That way neither the source code nor the schematic needs to change.
>
> 73 Phil...VK6APH
>
>
> -----Original Message----- From: John Marvin
> Sent: Saturday, October 27, 2012 6:38 PM
> To: Phil Harman
> Cc: Dick Faust ; HPSDR
> Subject: *****SPAM***** Re: [hpsdr] Hermes Documentation
>
>  Okay, so it appears that the problem is that DEBUG_LEDx doesn't always
> equal LEDx as far as the illustrated picture goes (I assume that the
> DEBUG_LED order is a hardware bit order, and they don't correspond to
> the order on the board due to a board layout optimization). I would
> assume that for sanity purposes from a user perspective who doesn't look
> at the source code, that the leds should be numbered according to the
> order inferred from the illustrated topside Hermes picture, i.e. such
> that LEDx = D(20-x). From my observation D12 is the DHCP status led. If
> the LEDs are numbered in reverse order then that should be LED8.
> However, that corresponds to DEBUG_LED7 according to the mapping below.
> So what Phil says is what is true for the source code, but I would think
> that the manual should document things in the order they appear on the
> board (i.e. LED #'s not DEBUG_LED#'s). Putting things together I think
> the mapping is:
>
> LED1 = D19 = DEBUG_LED1
> LED2 = D18 = DEBUG_LED2
> LED3 = D17 = DEBUG_LED3
> LED4 = D16 = DEBUG_LED4
> LED5 = D15 = DEBUG_LED5
> LED6 = D14 = DEBUG_LED8
> LED7 = D13 = DEBUG_LED6
> LED8 = D12 = DEBUG_LED7
> LED9 = D11 = DEBUG_LED9
> LED10 = D10 = DEBUG_LED10
>
> i.e. for leds 6,7 and 8 LEDx != DEBUG_LEDx
>
> Does that make sense, or am I confused? If I'm not confused, should the
> documentation in the manual be changed to correspond to the LED order,
> rather than the DEBUG_LED order? Other options would be to 1) change the
> illustration and document the LED #'s in an out of order sequence so
> that LEDx = DEBUG_LEDx (i.e change LEDx so that LEDx always equals
> DEBUG_LEDx), or 2) change the source code and schematics in order to
> make the DEBUG_LED #'s be in the sequential order that they appear on
> the board (i.e. change DEBUG_LEDx so that DEBUG_LEDx always equals LEDx).
>
> Thanks,
>
> John
>
> On 10/26/2012 11:37 PM, Phil Harman wrote:
>> Hi Dick,
>>
>> Just checked in the Hermes source code and these are the LED 
>> designations:
>>
>> DEBUG_LED1      - Lights when an Ethernet broadcast is detected
>> DEBUG_LED2      - Lights when traffic to the boards MAC address is 
>> detected
>> DEBUG_LED3      - Lights when detect a received sequence error or 
>> ASMI is busy
>> DEBUG_LED4         - Displays state of PHY negotiations - fast flash 
>> if no Ethernet connection, slow flash if 100T and on if 1000T
>> DEBUG_LED5        - Lights when the PHY receives Ethernet traffic
>> DEBUG_LED6      - Lights when the PHY transmits Ethernet traffic
>> DEBUG_LED7      - Displays state of DHCP negotiations or static IP - 
>> on if ACK, slow flash if NAK, fast flash if time out
>>                     and long then short flash if static IP
>> DEBUG_LED8      - Lights when sync (0x7F7F7F) received from PC
>> DEBUG_LED9      - Lights when a Metis discovery packet is received
>> DEBUG_LED10     - Lights when a Metis discovery packet reply is sent
>>
>>
>> 73 Phil....VK6APH
>>
>>
>>
>> -----Original Message----- From: Dick Faust
>> Sent: Friday, October 26, 2012 6:14 AM
>> To: John Marvin ; Phil Harman ; HPSDR
>> Subject: Re: [hpsdr] Hermes Documentation
>>
>> John,
>> Thank you for the info.
>> Corrections to Page 11 & 12 are done.
>>
>> Page 13 - D6 is on front panel Status Led and corrected.
>>
>> The other LED's have an issue and appear to be labeled out of sequence.
>> I have not had my board up and running yet so I need some help here.
>>
>> Manual v1.7
>> LED1: Lights when an Ethernet broadcast is detected.
>> LED2: Lights when traffic to the board’s MAC address is detected.
>> LED3: Lights when detecting a received sequence error or the ASMI is 
>> busy.
>> LED4: Displays state of PHY negotiations – there is a fast flash if no
>> Ethernet connection;a slow flash if 100T; and a steady ‘on’ if 1000T.
>> LED5: Lights when the PHY receives Ethernet traffic.
>> LED6: Lights when the PHY transmits Ethernet traffic.
>> LED7: Displays state of DHCP negotiations or static IP – the LED is on
>> if ACK;displays a slow flash if NAK; fast flash if time out; and long
>> flash then short flash if static IP.
>> LED8: Lights when sync (0x7F7F7F) is received from the personal 
>> computer.
>> LED9: Lights when a Hermes discovery packet is received.
>> LED10: Lights when a Hermes discovery packet reply is sent.
>>
>> Schematic
>> LED1 = D19 -> Debug_LED1
>> LED2 = D18 -> Debug_LED2
>> LED3 = D17 -> Debug_LED3
>> LED4 = D16 -> Debug_LED4
>> LED5 = D15 -> Debug_LED5
>> LED6 = *D13* -> Debug_LED6
>> LED7 = *D12* -> Debug_LED7
>> LED8 = *D14* -> Debug_LED8
>> LED9 =* D11* -> Debug_LED9
>> LED10 = D10 -> Debug_LED10
>>
>> Can some one please verify that this is correct.
>>
>> 73, Dick
>>
>> John Marvin wrote:
>>> ***** High Performance Software Defined Radio Discussion List *****
>>>
>>> Here are some documentation problems and/or posssible enhancements I 
>>> found:
>>>
>>> 1) Page 11: Documentation for J11 says that it provides an open 
>>> drain PTT output that is common with pin 13 on J16. However the 
>>> documentation for J16 says that pin 13 is user digital input 4, and 
>>> that pin 25 is the PTT output.
>>>
>>> 2) Page 12: Document says that J27 (Left speaker output) is not 
>>> fitted during manufacture. It's present on my Hermes board.
>>>
>>> 3) Page 13 documents the various LED's. Later on there is text that 
>>> says this is subject to change, so I don't know if the intention is 
>>> to keep this part of the document up to date with the latest 
>>> firmware or not. I noticed one error and one possible enhancement:
>>>
>>> a) LED8 appears to be the DHCP status led, not LED7.
>>> b) There's reference to a "STATUS LED" that flashes twice per 
>>> second. This appears to be D6 currently. Should D6 be documented as 
>>> the status led?
>>>
>>> Regards,
>>>
>>> John
>>> AC0ZG
>>>
>>> On 10/22/2012 10:38 PM, Dick Faust wrote:
>>>> ***** High Performance Software Defined Radio Discussion List *****
>>>>
>>>> I am working with Phil to update the Hermes manual version 1.7
>>>>
>>>> To assist with list questions, I am posting on my website the current
>>>> and temporary information.
>>>>
>>>> There is a preliminary change notice [not finished]
>>>> A photo of the TAPR build top side that needs component identification
>>>> And an updated bottom side view [hopeful finished] that should 
>>>> clear up
>>>> the power supply questions.
>>>>
>>>> Direct Links below:
>>>>
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>>>>
>>>> http://k9ivb.net\Hermes\Prelim_CN_4_Hermes_UM_v1.7.doc
>>>> <http://k9ivb.net/Hermes/Prelim_CN_4_Hermes_UM_v1.7.doc>
>>>>
>>>> http://k9ivb.net\Hermes\Tapr_Hermes_top.JPG
>>>> <http://k9ivb.net/Hermes/Tapr_Hermes_top.JPG>
>>>>
>>>> http://k9ivb.net\Hermes\TAPR_Hermes_back_ilst.jpg
>>>> <http://k9ivb.net/Hermes/TAPR_Hermes_back_ilst.jpg>
>>>>
>>>>
>>>> If anyone finds any errors please let me know.
>>>>
>>>> the word version of the v1.7 manual can be found at:
>>>> http://svn.tapr.org/repos_sdr_hpsdr/trunk/Hermes/Documentation/
>>>>
>>>> 73, Dick Faust K9IVB
>>>> _______________________________________________
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>>>
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>>
>


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