RL78/F13, F14 CHAPTER 4 PORT FUNCTIONS
R01UH0368EJ0210 Rev.2.10 271
Dec 10, 2015
Table 4-14. Setting Functions of P80/ANI2/ANO0 Pin
ADPC Register PM8 Register DAM Register DAM2 Register ADS Register Functions of ANO0/ANI2/P80 Pin
Digital I/O Input mode

Enables analog
output

Setting prohibited
Disables analog
output
Digital input
Output mode

Enables analog
output

Setting prohibited
Disables analog
output
Digital input
Analog I/O Input mode
Enables D/A
conversion
operation
Enables analog
output
Selects ANI Setting prohibited
Does not selects ANI Analog output (D/A conversion output)
Disables analog
output
Selects ANI Analog input (to be converted)
Does not selects ANI Analog input (not to be converted)
Note
Stops D/A
conversion
operation
Enables analog
output
Selects ANI Setting prohibited
Does not selects ANI Setting prohibited
Disables analog
output
Selects ANI Analog input (to be converted)
Does not selects ANI Analog input (not to be converted)
Output mode
  
Setting prohibited
Note This is a setting that the D/A converter is used for internal reference voltage of comparator. In this case, set
CVRS1, CVRS0 bits of CMPSEL register to 10b (internal reference voltage (DAC output) is selected).
Table 4-15. Setting Functions of P81/ANI3 to P87/ANI9 Pins
ADPC Register PM8 Register ADS Register P81/ANI3 to P87/ANI9 Pins
Digital I/O selection Input mode

Digital input
Output mode

Digital output
Analog input selection Input mode Selects ANI. Analog input (to be converted)
Does not select ANI. Analog input (not to be converted)
Output mode Selects ANI. Setting prohibited
Does not select ANI.
Reset signal generation sets P80/ANI3 to P87/ANI9 to analog input mode.
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