Datasheet

78K0/Kx2-L CHAPTER 12 A/D CONVERTER
R01UH0028EJ0400 Rev.4.00 421
Sep 27, 2010
When using P70/ANI8 to P72/ANI10 of 78K0/KA2-L (32-pin products), set the registers according to the pin function to
be used (refer to Table 12-8).
Table 12-8. Setting Functions of P70/ANI8 to P72/ANI10 Pins
ADPC1 Register PM7 Register ADS Register(n = 8 to 10) P70/ANI8 to P72/ANI10 Pins
Selects ANIn. Setting prohibited Input mode
Does not select ANIn. Digital input
Selects ANIn. Setting prohibited
Analog input
selection
Output mode
Does not select ANIn. Digital output
Selects ANIn.
Analog input (to be converted into digital
signals)
Input mode
Does not select ANIn.
Analog input (not to be converted into
digital signals)
Digital I/O
selection
Output mode
−
Setting prohibited
Remark ADPC1: A/D port configuration register 1
PM7: Port mode register 7
ADS: Analog input channel specification register
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