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长虹CH-8背投机芯主控电路微处理器采用TMP87CS38N,有两组I2C总线输出:通过輮訛輨脚数据线SDA、輧輷訛脚时钟线SCL与被控电路TDA8844单片小信号处理电路的⑧、⑦脚,矩阵式音频开关电路
Changhong CH-8 rear projection movement control circuit microprocessor using TMP87CS38N, there are two sets of I2C bus output: through the error correction data lines SDA, 輧 輷 correct foot clock line SCL and charged circuit TDA8844 single chip small signal processing Circuit ⑧, ⑦ feet, matrix audio switching circuit