eisei taro / gps_settings_venus

{baud, NMEA} setting functions for venus GPS chip it is just a copy&paste stuff of these code written by shimniok. http://mbed.org/users/shimniok/code/AVC_2012/docs/tip/GPS_8cpp_source.html https://www.sparkfun.com/datasheets/GPS/Modules/AN0003_v1.4.14_FlashOnly.pdf

Dependents:   GPS_setting_Venus_Helloworld gps-fix

gps_stg_venus.cpp@0:d80196ed93bc, 2013-11-09 (annotated)

Committer:
sssrc_frsh2013
Date:
Sat Nov 09 12:07:43 2013 +0000
Revision:
0:d80196ed93bc
initial release;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sssrc_frsh2013 0:d80196ed93bc 1 #include "gps_stg_venus.h"
sssrc_frsh2013 0:d80196ed93bc 2 GPSVenus::GPSVenus(Serial & GPSPort_) :GPSPort(GPSPort_){
sssrc_frsh2013 0:d80196ed93bc 3 GPSPort_.baud(9600);
sssrc_frsh2013 0:d80196ed93bc 4 }
sssrc_frsh2013 0:d80196ed93bc 5
sssrc_frsh2013 0:d80196ed93bc 6 void GPSVenus::setBaud_115200()
sssrc_frsh2013 0:d80196ed93bc 7 {
sssrc_frsh2013 0:d80196ed93bc 8 // VENUS Binary MsgID=0x05
sssrc_frsh2013 0:d80196ed93bc 9
sssrc_frsh2013 0:d80196ed93bc 10 char msg[11] = { 0xA0, 0xA1, 0x00, 0x04,
sssrc_frsh2013 0:d80196ed93bc 11 0x05, 0x00, 0x05, 0,
sssrc_frsh2013 0:d80196ed93bc 12 0, 0x0D, 0x0A };
sssrc_frsh2013 0:d80196ed93bc 13 for (int i=4; i < 8; i++) {
sssrc_frsh2013 0:d80196ed93bc 14 msg[8] ^= msg[i];
sssrc_frsh2013 0:d80196ed93bc 15 }
sssrc_frsh2013 0:d80196ed93bc 16 for (int i=0; i < 11; i++)
sssrc_frsh2013 0:d80196ed93bc 17 GPSPort.putc(msg[i]);
sssrc_frsh2013 0:d80196ed93bc 18 }
sssrc_frsh2013 0:d80196ed93bc 19
sssrc_frsh2013 0:d80196ed93bc 20 void GPSVenus::setNmeaMessages(bool gga, bool gsa, bool gsv, bool gll, bool rmc, bool vtg)
sssrc_frsh2013 0:d80196ed93bc 21 {
sssrc_frsh2013 0:d80196ed93bc 22 // VENUS Binary MsgID=0x08
sssrc_frsh2013 0:d80196ed93bc 23 // GGA interval
sssrc_frsh2013 0:d80196ed93bc 24 // GSA interval
sssrc_frsh2013 0:d80196ed93bc 25 // GSV interval
sssrc_frsh2013 0:d80196ed93bc 26 // GLL interval
sssrc_frsh2013 0:d80196ed93bc 27 // RMC interval
sssrc_frsh2013 0:d80196ed93bc 28 // VTG interval
sssrc_frsh2013 0:d80196ed93bc 29 // ZDA interval -- hardcode off
sssrc_frsh2013 0:d80196ed93bc 30 char msg[16] = { 0xA0, 0xA1, 0x00, 0x09,
sssrc_frsh2013 0:d80196ed93bc 31 0x08, gga, gsa, gsv, gll, rmc, vtg, 0, 0,
sssrc_frsh2013 0:d80196ed93bc 32 0, 0x0D, 0x0A };
sssrc_frsh2013 0:d80196ed93bc 33 for (int i=4; i < 13; i++) {
sssrc_frsh2013 0:d80196ed93bc 34 msg[13] ^= msg[i];
sssrc_frsh2013 0:d80196ed93bc 35 }
sssrc_frsh2013 0:d80196ed93bc 36 for (int i=0; i < 16; i++)
sssrc_frsh2013 0:d80196ed93bc 37 GPSPort.putc(msg[i]);
sssrc_frsh2013 0:d80196ed93bc 38 }
sssrc_frsh2013 0:d80196ed93bc 39
sssrc_frsh2013 0:d80196ed93bc 40
sssrc_frsh2013 0:d80196ed93bc 41 void GPSVenus::setUpdateRate(int rate)
sssrc_frsh2013 0:d80196ed93bc 42 {
sssrc_frsh2013 0:d80196ed93bc 43 char msg[10] = { 0xA0, 0xA1, 0x00, 0x03,
sssrc_frsh2013 0:d80196ed93bc 44 0x0E, rate&0xFF, 01,
sssrc_frsh2013 0:d80196ed93bc 45 0, 0x0D, 0x0A };
sssrc_frsh2013 0:d80196ed93bc 46 for (int i=4; i < 7; i++) {
sssrc_frsh2013 0:d80196ed93bc 47 msg[7] ^= msg[i];
sssrc_frsh2013 0:d80196ed93bc 48 }
sssrc_frsh2013 0:d80196ed93bc 49 switch (rate) {
sssrc_frsh2013 0:d80196ed93bc 50 case 1 :
sssrc_frsh2013 0:d80196ed93bc 51 case 2 :
sssrc_frsh2013 0:d80196ed93bc 52 case 4 :
sssrc_frsh2013 0:d80196ed93bc 53 case 5 :
sssrc_frsh2013 0:d80196ed93bc 54 case 8 :
sssrc_frsh2013 0:d80196ed93bc 55 case 10 :
sssrc_frsh2013 0:d80196ed93bc 56 case 20 :
sssrc_frsh2013 0:d80196ed93bc 57 for (int i=0; i < 10; i++)
sssrc_frsh2013 0:d80196ed93bc 58 GPSPort.putc(msg[i]);
sssrc_frsh2013 0:d80196ed93bc 59 break;
sssrc_frsh2013 0:d80196ed93bc 60 default :
sssrc_frsh2013 0:d80196ed93bc 61 break;
sssrc_frsh2013 0:d80196ed93bc 62 }
sssrc_frsh2013 0:d80196ed93bc 63 }
sssrc_frsh2013 0:d80196ed93bc 64