diff --git a/src/oceanic_atom2.c b/src/oceanic_atom2.c
index d520e0e..69ab7d5 100644
--- a/src/oceanic_atom2.c
+++ b/src/oceanic_atom2.c
@@ -100,6 +100,7 @@ static const oceanic_common_layout_t aeris_f10_layout = {
 	0x0100, /* rb_logbook_begin */
 	0x0D80, /* rb_logbook_end */
 	32, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0D80, /* rb_profile_begin */
 	0x10000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -115,6 +116,7 @@ static const oceanic_common_layout_t aeris_f11_layout = {
 	0x0100, /* rb_logbook_begin */
 	0x0D80, /* rb_logbook_end */
 	32, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0D80, /* rb_profile_begin */
 	0x20000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -130,6 +132,7 @@ static const oceanic_common_layout_t oceanic_default_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0x10000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -145,6 +148,7 @@ static const oceanic_common_layout_t oceanic_atom1_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0440, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0440, /* rb_profile_begin */
 	0x8000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -160,6 +164,7 @@ static const oceanic_common_layout_t oceanic_atom2a_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0xFE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -175,6 +180,7 @@ static const oceanic_common_layout_t oceanic_atom2b_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0xFE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -190,6 +196,7 @@ static const oceanic_common_layout_t oceanic_atom2c_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0xFFF0, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -205,6 +212,7 @@ static const oceanic_common_layout_t sherwood_wisdom_layout = {
 	0x03D0, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0xFE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -220,6 +228,7 @@ static const oceanic_common_layout_t oceanic_proplus3_layout = {
 	0x03E0, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0xFE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -235,6 +244,7 @@ static const oceanic_common_layout_t tusa_zenair_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0xFE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -250,6 +260,7 @@ static const oceanic_common_layout_t oceanic_oc1_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0x1FE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -265,6 +276,7 @@ static const oceanic_common_layout_t oceanic_oci_layout = {
 	0x10C0, /* rb_logbook_begin */
 	0x1400, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x1400, /* rb_profile_begin */
 	0x1FE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -280,6 +292,7 @@ static const oceanic_common_layout_t oceanic_atom3_layout = {
 	0x0400, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0x1FE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -295,6 +308,7 @@ static const oceanic_common_layout_t oceanic_vt4_layout = {
 	0x0420, /* rb_logbook_begin */
 	0x0A40, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0A40, /* rb_profile_begin */
 	0x1FE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -310,6 +324,7 @@ static const oceanic_common_layout_t hollis_tx1_layout = {
 	0x0780, /* rb_logbook_begin */
 	0x1000, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x1000, /* rb_profile_begin */
 	0x40000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -325,6 +340,7 @@ static const oceanic_common_layout_t oceanic_veo1_layout = {
 	0x0400, /* rb_logbook_begin */
 	0x0400, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0400, /* rb_profile_begin */
 	0x0400, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -340,6 +356,7 @@ static const oceanic_common_layout_t oceanic_reactpro_layout = {
 	0x0400, /* rb_logbook_begin */
 	0x0600, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0600, /* rb_profile_begin */
 	0xFE00, /* rb_profile_end */
 	1, /* pt_mode_global */
@@ -355,6 +372,7 @@ static const oceanic_common_layout_t oceanic_proplusx_layout = {
 	0x1000, /* rb_logbook_begin */
 	0x10000, /* rb_logbook_end */
 	16, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x40000, /* rb_profile_begin */
 	0x440000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -370,6 +388,7 @@ static const oceanic_common_layout_t aqualung_i770r_layout = {
 	0x2000, /* rb_logbook_begin */
 	0x10000, /* rb_logbook_end */
 	16, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x40000, /* rb_profile_begin */
 	0x640000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -385,6 +404,7 @@ static const oceanic_common_layout_t aeris_a300cs_layout = {
 	0x0900, /* rb_logbook_begin */
 	0x1000, /* rb_logbook_end */
 	16, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x1000, /* rb_profile_begin */
 	0x3FE00, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -400,6 +420,7 @@ static const oceanic_common_layout_t aqualung_i450t_layout = {
 	0x10C0, /* rb_logbook_begin */
 	0x1400, /* rb_logbook_end */
 	16, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x1400, /* rb_profile_begin */
 	0x3FE00, /* rb_profile_end */
 	0, /* pt_mode_global */
diff --git a/src/oceanic_common.c b/src/oceanic_common.c
index 44e0781..2d54fb7 100644
--- a/src/oceanic_common.c
+++ b/src/oceanic_common.c
@@ -329,6 +329,9 @@ oceanic_common_device_logbook (dc_device_t *abstract, dc_event_progress_t *progr
 		rb_logbook_begin > layout->rb_logbook_end)
 	{
 		ERROR (abstract->context, "Invalid logbook begin pointer detected (0x%04x).", rb_logbook_begin);
+		if (layout->rb_logbook_direction == 0) {
+			return DC_STATUS_DATAFORMAT;
+		}
 		// Fall back to downloading the entire logbook ringbuffer as
 		// workaround for an invalid logbook begin pointer!
 		rb_logbook_begin = rb_logbook_end;
@@ -337,7 +340,12 @@ oceanic_common_device_logbook (dc_device_t *abstract, dc_event_progress_t *progr
 		rb_logbook_end > layout->rb_logbook_end)
 	{
 		ERROR (abstract->context, "Invalid logbook end pointer detected (0x%04x).", rb_logbook_end);
-		return DC_STATUS_DATAFORMAT;
+		if (layout->rb_logbook_direction != 0) {
+			return DC_STATUS_DATAFORMAT;
+		}
+		// Fall back to downloading the entire logbook ringbuffer as
+		// workaround for an invalid logbook end pointer!
+		rb_logbook_end = rb_logbook_begin;
 	}
 
 	// Calculate the number of bytes.
@@ -366,7 +374,11 @@ oceanic_common_device_logbook (dc_device_t *abstract, dc_event_progress_t *progr
 
 	// Create the ringbuffer stream.
 	dc_rbstream_t *rbstream = NULL;
-	rc = dc_rbstream_new (&rbstream, abstract, PAGESIZE, PAGESIZE * device->multipage, layout->rb_logbook_begin, layout->rb_logbook_end, rb_logbook_end, DC_RBSTREAM_BACKWARD);
+	rc = dc_rbstream_new (&rbstream, abstract,
+		PAGESIZE, PAGESIZE * device->multipage,
+		layout->rb_logbook_begin, layout->rb_logbook_end,
+		layout->rb_logbook_direction ? rb_logbook_end : rb_logbook_begin,
+		layout->rb_logbook_direction ? DC_RBSTREAM_BACKWARD : DC_RBSTREAM_FORWARD);
 	if (rc != DC_STATUS_SUCCESS) {
 		ERROR (abstract->context, "Failed to create the ringbuffer stream.");
 		return rc;
diff --git a/src/oceanic_common.h b/src/oceanic_common.h
index b4291f7..b468b07 100644
--- a/src/oceanic_common.h
+++ b/src/oceanic_common.h
@@ -144,6 +144,7 @@ typedef struct oceanic_common_layout_t {
 	unsigned int rb_logbook_begin;
 	unsigned int rb_logbook_end;
 	unsigned int rb_logbook_entry_size;
+	unsigned int rb_logbook_direction;
 	// Profile ringbuffer
 	unsigned int rb_profile_begin;
 	unsigned int rb_profile_end;
diff --git a/src/oceanic_veo250.c b/src/oceanic_veo250.c
index 82f73c7..f39b1cd 100644
--- a/src/oceanic_veo250.c
+++ b/src/oceanic_veo250.c
@@ -72,6 +72,7 @@ static const oceanic_common_layout_t oceanic_veo250_layout = {
 	0x0400, /* rb_logbook_begin */
 	0x0600, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0600, /* rb_profile_begin */
 	0x8000, /* rb_profile_end */
 	1, /* pt_mode_global */
diff --git a/src/oceanic_vtpro.c b/src/oceanic_vtpro.c
index cba7fcc..b63c0fb 100644
--- a/src/oceanic_vtpro.c
+++ b/src/oceanic_vtpro.c
@@ -82,6 +82,7 @@ static const oceanic_common_layout_t oceanic_vtpro_layout = {
 	0x0240, /* rb_logbook_begin */
 	0x0440, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x0440, /* rb_profile_begin */
 	0x8000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -97,6 +98,7 @@ static const oceanic_common_layout_t oceanic_wisdom_layout = {
 	0x03D0, /* rb_logbook_begin */
 	0x05D0, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x05D0, /* rb_profile_begin */
 	0x8000, /* rb_profile_end */
 	0, /* pt_mode_global */
@@ -112,6 +114,7 @@ static const oceanic_common_layout_t aeris_500ai_layout = {
 	0x0200, /* rb_logbook_begin */
 	0x0200, /* rb_logbook_end */
 	8, /* rb_logbook_entry_size */
+	1, /* rb_logbook_direction */
 	0x00200, /* rb_profile_begin */
 	0x20000, /* rb_profile_end */
 	0, /* pt_mode_global */