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Diffstat (limited to 'loragw_hal/README.txt')
| -rw-r--r-- | loragw_hal/README.txt | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/loragw_hal/README.txt b/loragw_hal/README.txt index 15034ff..58e7fbe 100644 --- a/loragw_hal/README.txt +++ b/loragw_hal/README.txt @@ -1,5 +1,14 @@ -Lora Gateway HAL -================ ++===============================================+ +| / _____) _ | | | +| ( (____ _____ ____ _| |_ _____ ____| |__ | +| \____ \| ___ | (_ _) ___ |/ ___) _ \ | +| _____) ) ____| | | || |_| ____( (___| | | | | +| (______/|_____)_|_|_| \__)_____)\____)_| |_| | +| ©2013 Semtech-Cycleo | +| | +| Description: | +| Lora Gateway HAL documentation | ++===============================================+ 1. Introduction --------------- @@ -119,7 +128,18 @@ accuracy pause. For embedded platforms, the function could be rewritten using hardware times. All modules use the fprintf(stderr,...) function to display debug diagnostic -messages if the DEBUG flag is defined (eg. for GCC, add the -DDEBUG flag). +messages if the DEBUG_xxx is set to 1 in library.cfg + +Depending on config, SPI module needs LibMPSSE to access the FTDI SPI-over-USB +bridge. Please go to that URL to download that library: +http://code.google.com/p/libmpsse/ + +The code was tested with version 1.3 of LibMPSSE: +http://libmpsse.googlecode.com/files/libmpsse-1.3.tar.gz +SHA1 Checksum: 1b994a23b118f83144261e3e786c43df74a81cd5 + +That library has some dependencies itself, please read the installation +instructions. 4. Hardware dependencies @@ -137,9 +157,11 @@ are platform-dependant. The functions must be rewritten depending on the SPI bridge you use: * SPI master matched to the Linux SPI device driver (provided) -* SPI over USB using FTDI components (not provided) +* SPI over USB using FTDI components (provided) * native SPI using a microcontroller peripheral (not provided) +Edit library.cfg to chose which SPI physical interface you want to use. + You can use the test program test_loragw_spi to check with a logic analyser that the SPI communication is working @@ -170,7 +192,7 @@ loop { <stop the gateway> To debug your application, it might help to compile the loragw_hal function -with the DEBUG flag defined. +with the debug messages activated (set DEBUG_HAL=1 in library.cfg). It then send a lot of details, including detailed error messages to *stderr*. |