THS8200_CHIP_CTL
uint8_t reg_03 = ths8200_read(sd, THS8200_CHIP_CTL);
ths8200_write_and_or(sd, THS8200_CHIP_CTL, 0xf2, (on ? 0x00 : 0x0c));
ths8200_write_and_or(sd, THS8200_CHIP_CTL, 0xfe,
ths8200_write_and_or(sd, THS8200_CHIP_CTL, 0x3f, 0xc0);