-Thermocouple temperature detection chip max31855 data and writing your own driver. Temperature detection accuracy is higher is the chip price is a little high.

stm8_max31855
.............\checkres.spy
.............\Debug
.............\.....\checkres.spy
.............\.....\main.ls
.............\.....\main.o
.............\.....\sp_t.elf
.............\.....\sp_t.lkf
.............\.....\sp_t.map
.............\.....\sp_t.s19
.............\.....\sp_t.sm8
.............\.....\stm8s_clk.ls
.............\.....\stm8s_clk.o
.............\.....\stm8s_gpio.ls
.............\.....\stm8s_gpio.o
.............\.....\stm8s_i2c.ls
.............\.....\stm8s_i2c.o
.............\.....\stm8s_spi.ls
.............\.....\stm8s_spi.o
.............\.....\stm8s_uart2.ls
.............\.....\stm8s_uart2.o
.............\.....\stm8_interrupt_vector.ls
.............\.....\stm8_interrupt_vector.o
.............\main.c
.............\Release
.............\.......\sp_t.lkf
.............\SP.stw
.............\SP.wdb
.............\SP.wed
.............\SPI_description.txt
.............\sp_t.dep
.............\sp_t.pdb
.............\sp_t.stp
.............\sp_t_Programmer
.............\...............\sp_t_STVP.stp
.............\...............\sp_t_STVP_OPTION BYTE.hex
.............\stm8s.h
.............\stm8s_clk.c
.............\stm8s_clk.h
.............\stm8s_conf.h
.............\stm8s_gpio.c
.............\stm8s_gpio.h
.............\stm8s_i2c.c
.............\stm8s_i2c.h
.............\stm8s_it.h
.............\stm8s_spi.c
.............\stm8s_spi.h
.............\stm8s_uart2.c
.............\stm8s_uart2.h
.............\stm8_interface.c
.............\stm8_interface.h
.............\stm8_interrupt_vector.c
.............\TAGS.txt
.............\TAGS_Filelist.txt

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