AQM0802A PIC16F1823 -> I2C(Bit Banging) -> AQM0802A and AT24C256B PIC16F1823 -> I2C(Bit Banging) -> AQM0802A PIC12F675 — I2C —> AQM0802A どうもしっくり来ない PIC12F675 --- I2C ---> AQM0802A とりあえず「Hello」 PIC12F1822 + AQM0802A