Init

eeprom.c

@@ -0,0 +1,34 @@
+
+
+#include <stdint.h>
+#include <avr/io.h>
+
+#include <eeprom.h>
+#include <tool.h>
+
+void eeprom_write_byte(uint16_t address, uint8_t byte) {
+    while (EECR & BIT(EEPE));
+    EEAR = address;
+    EEDR = byte;
+    REG_SETUP_BIT(EECR, EEMPE);
+    REG_SETUP_BIT(EECR, EEPE);
+}
+
+uint8_t eeprom_read_byte(uint16_t address) {
+    while (EECR & BIT(EEPE));
+    EEAR = address;
+    REG_SETUP_BIT(EECR, EERE);
+    return EEDR;
+}
+
+void eeprom_write_bytes(uint16_t address, uint8_t* data, uint16_t size) {
+    for (uint16_t i = 0; i < size; i++) {
+        eeprom_write_byte(address + i, data[i]);
+    }
+}
+
+void eeprom_read_bytes(uint16_t address, uint8_t* data, uint16_t size) {
+    for (uint16_t i = 0; i < size; i++) {
+        data[i] = eeprom_read_byte(address + i);
+    }
+}