From d0005f2dd6646560ffb11ccbc2afa05f7b7fc118 Mon Sep 17 00:00:00 2001
From: andber1 <82754113+andber1@users.noreply.github.com>
Date: Tue, 29 Oct 2024 21:31:21 +0100
Subject: [PATCH] Fix update_old_frame for epd2in9_v2

---
 src/epd2in9_v2/mod.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/epd2in9_v2/mod.rs b/src/epd2in9_v2/mod.rs
index 86997be9..df466cba 100644
--- a/src/epd2in9_v2/mod.rs
+++ b/src/epd2in9_v2/mod.rs
@@ -417,6 +417,8 @@ where
         delay: &mut DELAY,
     ) -> Result<(), SPI::Error> {
         self.wait_until_idle(spi, delay)?;
+        self.interface
+            .cmd_with_data(spi, Command::WriteRam, buffer)?;
         self.interface
             .cmd_with_data(spi, Command::WriteRam2, buffer)
     }