From b47a3ad39344db1d4db575857d9686ca04c3cde6 Mon Sep 17 00:00:00 2001
From: Brian Webb <webbbn@gmail.com>
Date: Sat, 24 Jun 2017 15:11:41 -0700
Subject: [PATCH] LP-537 The LED should be configured active low on the GPSV9.

---
 flight/modules/gpsp/gpsdsysmod.c                  | 2 +-
 flight/targets/boards/gpsplatinum/board_hw_defs.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/flight/modules/gpsp/gpsdsysmod.c b/flight/modules/gpsp/gpsdsysmod.c
index d7f009658..1586f1964 100644
--- a/flight/modules/gpsp/gpsdsysmod.c
+++ b/flight/modules/gpsp/gpsdsysmod.c
@@ -143,7 +143,7 @@ static void gpspSystemTask(__attribute__((unused)) void *parameters)
         PIOS_WDG_UpdateFlag(PIOS_WDG_SYSTEM);
 #endif
         uint32_t ledPeriod = PIOS_DELAY_DiffuS(ledTimer) / 1000;
-        if (ledPeriod < HB_LED_BLINK_ON_PERIOD_MS) {
+        if (ledPeriod < HB_LED_BLINK_OFF_PERIOD_MS) {
             PIOS_LED_Off(PIOS_LED_HEARTBEAT);
         } else {
             PIOS_LED_On(PIOS_LED_HEARTBEAT);
diff --git a/flight/targets/boards/gpsplatinum/board_hw_defs.c b/flight/targets/boards/gpsplatinum/board_hw_defs.c
index 7b19737f4..95f43d2f0 100644
--- a/flight/targets/boards/gpsplatinum/board_hw_defs.c
+++ b/flight/targets/boards/gpsplatinum/board_hw_defs.c
@@ -62,7 +62,7 @@ static const struct pios_gpio pios_leds_gpsp[] = {
                 .GPIO_Speed = GPIO_Speed_Level_1,
             },
         },
-        .active_low         = false
+        .active_low         = true
     },
 };