RL78/F13, F14 CHAPTER 4 PORT FUNCTIONS
R01UH0368EJ0210 Rev.2.10 225
Dec 10, 2015
Figure 4-16. Block Diagram of P33 and P34
P33/AVREFP/ANI0
P34/AVREFM/ANI1
WR
ADPC
RD
WR
PORT
WRPM
ADPC
PM3
P3
PM33, PM34
P33, P34
ADPC4-ADPC0
WR
PMS
PMS
PMS0
Internal bus
Output latch
Selector
0: Analog input
1: Digital I/O
A/D converter
ADS
ADS4 to ADS0
P3: Port register 3
PM3: Port mode register 3
PMS: Port mode select register
ADPC: A/D Port configuration register
ADS: Analog input channel specification register
RD: Read signal
WRxx: Write signal