mirror of
https://github.com/No-Chicken/Power-Pico.git
synced 2026-04-03 13:02:36 +08:00
86 lines
1.7 KiB
C
86 lines
1.7 KiB
C
#include "BL24C02.h"
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#include "i2c.h"
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SysSettings_T sys_settings = {
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.backlight_level = 80,
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.key_sound_enable = 1,
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.language_select = 0,
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.rotation = 0
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};
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static void BL24C02_Write(uint8_t addr, uint16_t length, uint8_t buff[])
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{
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HAL_I2C_Mem_Write(&hi2c1, BL24C02_ADDRESS<<1, addr, I2C_MEMADD_SIZE_8BIT, buff, length, 10);
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}
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static void BL24C02_Read(uint8_t addr, uint8_t length, uint8_t buff[])
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{
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HAL_I2C_Mem_Read(&hi2c1, BL24C02_ADDRESS<<1, addr, I2C_MEMADD_SIZE_8BIT, buff, length, 10);
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}
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static void delay_ms(uint32_t ms)
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{
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HAL_Delay(ms);
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}
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/******************************************
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EEPROM Data description:
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[0x00]:0x55 for check
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[0x01]:0xAA for check
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[0x10]:user wrist setting, HWInterface.IMU.wrist_is_enabled
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[0x11]:user ui_APPSy_EN setting
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*******************************************/
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//to check the Data is right and the EEPROM is working
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uint8_t EEPROM_Check(void)
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{
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uint8_t check_buff[2];
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delay_ms(10);
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BL24C02_Read(0,2,check_buff);
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if(check_buff[0] == 0x55 && check_buff[1] == 0xAA)
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{
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return 0;//check OK
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}
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else
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{
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check_buff[0] = 0x55;
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check_buff[1] = 0xAA;
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delay_ms(10);
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BL24C02_Write(0,2,check_buff);
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memset(check_buff,0,2);
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delay_ms(10);
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BL24C02_Read(0,2,check_buff);
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if(check_buff[0] == 0x55 && check_buff[1] == 0xAA)
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return 0;//check ok
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}
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return 1;//check erro
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}
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//to Save the settings
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uint8_t SettingSave(uint8_t *buf, uint8_t addr, uint8_t lenth)
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{
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if(addr > 1 && !EEPROM_Check())
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{
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delay_ms(10);
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BL24C02_Write(addr,lenth,buf);
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return 0;
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}
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return 1;
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}
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//to Get the settings
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uint8_t SettingGet(uint8_t *buf, uint8_t addr, uint8_t lenth)
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{
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if(addr > 1 && !EEPROM_Check())
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{
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delay_ms(10);
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BL24C02_Read(addr,lenth,buf);
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return 0;
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}
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return 1;
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}
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