Yamaha Disklavier MX-100A Service Manual page 59

• DE (Touch Data Enable)
This signal latches the latch information within the data.
It modulates the pulse width of the output according to the data (00~7E) during DE = "0" status. D7
represents the Key ON/OFF data.
ADDRESS DATA TABLE
• D 0 ~ D 7
These signals are latched by the previously-mentioned AE and DE signals, and used as Key data and
Touch data. The relationship of D0~D7 with AE and DE is shown in Fig. 2 below.
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