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Adding note about potential flash usage optimization in GPS code.

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This commit is contained in:
Dominic Clifton 2014-09-08 10:41:17 +01:00
parent 801c5d9ed6
commit b4620235dd
1 changed files with 3 additions and 0 deletions
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3
src/main/io/gps.c
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@ -128,8 +128,11 @@ typedef struct ubloxSbas_s {
uint8_t message[UBLOX_SBAS_MESSAGE_LENGTH];
} ubloxSbas_t;
// Note: these must be defined in the same order is sbasMode_e since no lookup table is used.
static const ubloxSbas_t ubloxSbas[] = {
// NOTE this could be optimized to save a few bytes of flash space since the same prefix is used for each command.
{ SBAS_AUTO, { 0xB5, 0x62, 0x06, 0x16, 0x08, 0x00, 0x03, 0x07, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x31, 0xE5}},
{ SBAS_EGNOS, { 0xB5, 0x62, 0x06, 0x16, 0x08, 0x00, 0x03, 0x07, 0x03, 0x00, 0x51, 0x08, 0x00, 0x00, 0x8A, 0x41}},
{ SBAS_WAAS, { 0xB5, 0x62, 0x06, 0x16, 0x08, 0x00, 0x03, 0x07, 0x03, 0x00, 0x04, 0xE0, 0x04, 0x00, 0x19, 0x9D}},