Signed-off-by: 吴文峰 <kevin@lmve.net>

2026-03-03 22:16:00 +08:00
parent 7ae6e9e999
commit 88d56e1e9e
1660 changed files with 281430 additions and 0 deletions
@@ -0,0 +1,23 @@
+#include "variant.h"
+#include <PCA9557.h>
+
+PCA9557 io(0x18, &Wire1);
+
+void earlyInitVariant()
+{
+    Wire1.begin(48, 47);
+    io.pinMode(PCA_PIN_EINK_EN, OUTPUT);
+    io.pinMode(PCA_PIN_POWER_EN, OUTPUT);
+    io.pinMode(PCA_LED_POWER, OUTPUT);
+    io.pinMode(PCA_LED_USER, OUTPUT);
+    io.pinMode(PCA_LED_ENABLE, OUTPUT);
+
+    io.digitalWrite(PCA_PIN_POWER_EN, HIGH);
+    io.digitalWrite(PCA_LED_USER, LOW);
+    io.digitalWrite(PCA_LED_ENABLE, LOW);
+}
+
+void variant_shutdown()
+{
+    io.digitalWrite(PCA_PIN_POWER_EN, LOW);
+}