diff options
Diffstat (limited to 'nuttx/configs/vsn/src/README.txt')
| -rw-r--r-- | nuttx/configs/vsn/src/README.txt | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/nuttx/configs/vsn/src/README.txt b/nuttx/configs/vsn/src/README.txt index 732ede5e6..3760d55b3 100644 --- a/nuttx/configs/vsn/src/README.txt +++ b/nuttx/configs/vsn/src/README.txt @@ -3,14 +3,14 @@ VSN Board Support Package, for the NuttX, Uros Platise <uros.platise@isotel.eu> =============================================================================== http://www.netClamps.com -The directory contains start-up and board level functions. +The directory contains start-up and board level functions. Execution starts in the following order: - sysclock, immediately after reset stm32_rcc calls external clock configuration when CONFIG_ARCH_BOARD_STM32_CUSTOM_CLOCKCONFIG=y is set. It must be set for the VSN board. - + - boot, performs initial chip and board initialization - sched/os_bringup.c then calls user entry defined in the .config file. @@ -20,39 +20,39 @@ Naming throughout the code - _init(): used to be called once only, after powerup, to perform board initialization - - _start() or called via FS _open(): starts peripheral power, puts it + - _start() or called via FS _open(): starts peripheral power, puts it into operation - _stop() or called via FS _close(): opposite to _start() - + System notifications (a sort of run-levels) =========================================== On the VSN, NSH represents the core application as it supports scripts -easily adaptable for any custom application configuration. NSH is +easily adaptable for any custom application configuration. NSH is invoked as follows (argument runs a script from the /etc/init.d directory): - nsh init: on system powerup called by the NuttX APP_START -TODOs: - +TODOs: + - nsh xpowerup: run on external power used to: - try to setup an USB serial connection - configure SLIP mode, internet - start other internet services, such as telnetd, ftpd, httpd - + - nsh xpowerdown: run whenever USB recevied suspend signal or external power has been removed. - used to stop internet services - + - nsh batdown: whenever battery is completely discharged - + Compile notes =============================== To link-in the sif_main() utility do, in this folder: - make context TOPDIR=<path to nuttx top dir> - + This will result in registering the application into the builtin application registry. |