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-rw-r--r--drivers/lcd/ssd1289_lld.c2
-rw-r--r--drivers/lcd/ssd1289_lld.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/lcd/ssd1289_lld.c b/drivers/lcd/ssd1289_lld.c
index 09769a4b..04d69a2a 100644
--- a/drivers/lcd/ssd1289_lld.c
+++ b/drivers/lcd/ssd1289_lld.c
@@ -417,7 +417,7 @@ uint16_t lld_lcdGetWidth(void) {
}
/* a positive lines value shifts the screen up, negative down */
-void lld_lcdVerticalScroll(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t lines) {
+void lld_lcdVerticalScroll(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, int16_t lines) {
uint16_t row0, row1;
uint16_t i;
diff --git a/drivers/lcd/ssd1289_lld.h b/drivers/lcd/ssd1289_lld.h
index bea4bedf..16a9ef0d 100644
--- a/drivers/lcd/ssd1289_lld.h
+++ b/drivers/lcd/ssd1289_lld.h
@@ -24,7 +24,7 @@ uint16_t lld_lcdGetPixelColor(uint16_t x, uint16_t y);
uint16_t lld_lcdGetOrientation(void);
uint16_t lld_lcdGetHeight(void);
uint16_t lld_lcdGetWidth(void);
-void lld_lcdVerticalScroll(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t lines);
+void lld_lcdVerticalScroll(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, int16_t lines);
#ifdef __cplusplus
}