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cc2538 TSCH: set base drift to compensate for inaccuracy of running a 32k timer

This commit is contained in:
Simon Duquennoy 2017-07-10 17:45:31 +02:00
parent 0ea63514e3
commit 385d709f3c
3 changed files with 15 additions and 0 deletions
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5
arch/platform/cc2538dk/contiki-conf.h
View File

@ -45,6 +45,11 @@ typedef uint32_t rtimer_clock_t;
/* 192us as in datasheet but ACKs are not always received, so adjusted to 250us */
#define RADIO_DELAY_BEFORE_RX ((unsigned)US_TO_RTIMERTICKS(250))
#define RADIO_DELAY_BEFORE_DETECT 0
#ifndef TSCH_CONF_BASE_DRIFT_PPM
/* The drift compared to "true" 10ms slots.
* Enable adaptive sync to enable compensation for this. */
#define TSCH_CONF_BASE_DRIFT_PPM -977
#endif
/*---------------------------------------------------------------------------*/
/**
* \name Serial Boot Loader Backdoor configuration

5
arch/platform/openmote-cc2538/contiki-conf.h
View File

@ -84,6 +84,11 @@ typedef uint32_t rtimer_clock_t;
/* 192us as in datasheet but ACKs are not always received, so adjusted to 250us */
#define RADIO_DELAY_BEFORE_RX ((unsigned)US_TO_RTIMERTICKS(250))
#define RADIO_DELAY_BEFORE_DETECT 0
#ifndef TSCH_CONF_BASE_DRIFT_PPM
/* The drift compared to "true" 10ms slots.
* Enable adaptive sync to enable compensation for this. */
#define TSCH_CONF_BASE_DRIFT_PPM -977
#endif
/*---------------------------------------------------------------------------*/
/**
* \name Serial Boot Loader Backdoor configuration

5
arch/platform/zoul/contiki-conf.h
View File

@ -82,6 +82,11 @@ typedef uint32_t rtimer_clock_t;
/* 192us as in datasheet but ACKs are not always received, so adjusted to 250us */
#define RADIO_DELAY_BEFORE_RX ((unsigned)US_TO_RTIMERTICKS(250))
#define RADIO_DELAY_BEFORE_DETECT 0
#ifndef TSCH_CONF_BASE_DRIFT_PPM
/* The drift compared to "true" 10ms slots.
* Enable adaptive sync to enable compensation for this. */
#define TSCH_CONF_BASE_DRIFT_PPM -977
#endif
/*---------------------------------------------------------------------------*/
/**
* \name Serial Boot Loader Backdoor configuration