diff --git a/boards.txt b/boards.txt
index 3d7466c..c1d4ad6 100644
--- a/boards.txt
+++ b/boards.txt
@@ -13,6 +13,8 @@ sfe_artemis_dk.build.core=arduino
 sfe_artemis_dk.build.variant=SFE_ARTEMIS_DK
 sfe_artemis_dk.build.arch=APOLLO3
 sfe_artemis_dk.build.board=APOLLO3_SFE_ARTEMIS_DK
+sfe_artemis_dk.upload.maximum_size=983040
+sfe_artemis_dk.upload.maximum_data_size=393216
 sfe_artemis_dk.build.export_format=bin
 sfe_artemis_dk.build.defines=
 sfe_artemis_dk.build.includes=
@@ -27,6 +29,8 @@ sfe_artemis.build.core=arduino
 sfe_artemis.build.variant=SFE_ARTEMIS
 sfe_artemis.build.arch=APOLLO3
 sfe_artemis.build.board=APOLLO3_SFE_ARTEMIS
+sfe_artemis.upload.maximum_size=983040
+sfe_artemis.upload.maximum_data_size=393216
 sfe_artemis.build.export_format=bin
 sfe_artemis.build.defines=
 sfe_artemis.build.includes=
@@ -61,6 +65,8 @@ sfe_artemis_atp.build.core=arduino
 sfe_artemis_atp.build.variant=SFE_ARTEMIS_ATP
 sfe_artemis_atp.build.arch=APOLLO3
 sfe_artemis_atp.build.board=APOLLO3_SFE_ARTEMIS_ATP
+sfe_artemis_atp.upload.maximum_size=983040
+sfe_artemis_atp.upload.maximum_data_size=393216
 sfe_artemis_atp.build.export_format=bin
 sfe_artemis_atp.build.defines=
 sfe_artemis_atp.build.includes=
@@ -95,6 +101,8 @@ sfe_artemis_nano.build.core=arduino
 sfe_artemis_nano.build.variant=SFE_ARTEMIS_NANO
 sfe_artemis_nano.build.arch=APOLLO3
 sfe_artemis_nano.build.board=APOLLO3_SFE_ARTEMIS_NANO
+sfe_artemis_nano.upload.maximum_size=983040
+sfe_artemis_nano.upload.maximum_data_size=393216
 sfe_artemis_nano.build.export_format=bin
 sfe_artemis_nano.build.defines=
 sfe_artemis_nano.build.includes=
@@ -129,6 +137,8 @@ sfe_artemis_thing_plus.build.core=arduino
 sfe_artemis_thing_plus.build.variant=SFE_ARTEMIS_THING_PLUS
 sfe_artemis_thing_plus.build.arch=APOLLO3
 sfe_artemis_thing_plus.build.board=APOLLO3_SFE_ARTEMIS_THING_PLUS
+sfe_artemis_thing_plus.upload.maximum_size=983040
+sfe_artemis_thing_plus.upload.maximum_data_size=393216
 sfe_artemis_thing_plus.build.export_format=bin
 sfe_artemis_thing_plus.build.defines=
 sfe_artemis_thing_plus.build.includes=
@@ -163,6 +173,8 @@ sfe_edge.build.core=arduino
 sfe_edge.build.variant=SFE_EDGE
 sfe_edge.build.arch=APOLLO3
 sfe_edge.build.board=APOLLO3_SFE_EDGE
+sfe_edge.upload.maximum_size=983040
+sfe_edge.upload.maximum_data_size=393216
 sfe_edge.build.export_format=bin
 sfe_edge.build.defines=
 sfe_edge.build.includes=
@@ -202,6 +214,8 @@ sfe_edge2.build.core=arduino
 sfe_edge2.build.variant=SFE_EDGE2
 sfe_edge2.build.arch=APOLLO3
 sfe_edge2.build.board=APOLLO3_SFE_EDGE2
+sfe_edge2.upload.maximum_size=983040
+sfe_edge2.upload.maximum_data_size=393216
 sfe_edge2.build.export_format=bin
 sfe_edge2.build.defines=
 sfe_edge2.build.includes=
@@ -236,6 +250,8 @@ sfe_artemis_mm_pb.build.core=arduino
 sfe_artemis_mm_pb.build.variant=SFE_ARTEMIS_MM_PB
 sfe_artemis_mm_pb.build.arch=APOLLO3
 sfe_artemis_mm_pb.build.board=APOLLO3_SFE_ARTEMIS_MM_PB
+sfe_artemis_mm_pb.upload.maximum_size=983040
+sfe_artemis_mm_pb.upload.maximum_data_size=393216
 sfe_artemis_mm_pb.build.export_format=bin
 sfe_artemis_mm_pb.build.defines=
 sfe_artemis_mm_pb.build.includes=
@@ -270,6 +286,8 @@ sfe_artemis_module.build.core=arduino
 sfe_artemis_module.build.variant=SFE_ARTEMIS_MODULE
 sfe_artemis_module.build.arch=APOLLO3
 sfe_artemis_module.build.board=APOLLO3_SFE_ARTEMIS_MODULE
+sfe_artemis_module.upload.maximum_size=983040
+sfe_artemis_module.upload.maximum_data_size=393216
 sfe_artemis_module.build.export_format=bin
 sfe_artemis_module.build.defines=
 sfe_artemis_module.build.includes=