์˜จ๋„์„ผ์„œ ๊ฒ€์ƒ‰ ๊ฒฐ๊ณผ
1 ๊ฐœ์˜ ๊ฒ€์ƒ‰ ๊ฒฐ๊ณผ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค.
Embedded HW & FW/STM (M3,4,7...)

[STM] STM32F103์œผ๋กœ ์ ์™ธ์„ (IR) ์˜จ๋„ ์„ผ์„œ๋ฅผ I2C๋กœ ์ œ์–ดํ•˜๊ธฐ

STM์‚ฌ์˜ MCU์ธ STM32F103C8T6์„ ์‚ฌ์šฉํ•˜์—ฌ ์ ์™ธ์„  ์˜จ๋„ ์„ผ์„œ๋ฅผ I2C๋กœ ์ œ์–ดํ•ด๋ณด๊ฒ ๋‹ค. ์ ์™ธ์„  ์˜จ๋„ ์„ผ์„œ๋Š” ๋ฌผ์ฒด์—์„œ ๋ฐœ์‚ฐํ•˜๋Š” ์—ด(์˜จ๋„)์— ๋”ฐ๋ผ ํŠน์ • ์˜์—ญ์˜ ์ฃผํŒŒ์ˆ˜๊ฐ€ ๊ณ„์ธก์ด ๋˜๋Š” ์„ผ์„œ๋กœ ๋น„์ ‘์ด‰์‹ ์˜จ๋„ ๊ณ„์ธก์ด ๊ฐ€๋Šฅํ•˜๋‹ค. ๋Œ€์‹  ์ •๋ฐ€๋„๊ฐ€ ๋–จ์–ด์ง„๋‹ค. ์ •๋ฐ€ํ•œ๊ฑด ๋น„์‹ธ๊ณ  ์„ผ์„œ๊ฐ€ ์—ด์ด ๋งŽ์ด ๋‚˜์„œ ๋ƒ‰๊ฐ ์žฅ์น˜๊ฐ€ ํ•„์š”ํ•˜๋‹ค. ์•”ํŠผ ์ ์™ธ์„  ์˜จ๋„ ์„ผ์„œ๋Š” MLX90614๋ฅผ ์‚ฌ์šฉํ•˜์˜€๋‹ค. float readTemp(I2C_HandleTypeDef *hi2c) { uint8_t IRbuffer[2]; // buffer[0] = MLX90614_TOBJ1; HAL_I2C_Mem_Read(hi2c, (MLX90614_ADDRESS

2023. 4. 27. 10:08