Rohm LAPIS SEMICONDUCTOR ML620Q503, User Manual

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ML620Q503/Q504 User’s Manual
Chapter 17 Port 0
FEUL620Q504 17–8
17.2.5 Port 0 Mode Register (P0MOD)
Address: 0F214H
Access: R/W
Access size: 8/16 bits
Initial value: 0000H
7 6 5 4 3 2 1 0
P0MOD0 – – P05MD0 P04MD0 P03MD0 P02MD0 P01MD0 P00MD0
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial value 0 0 0 0 0 0 0 0
15 14 13 12 11 10 9 8
P0MOD1 – – P05MD1 P04MD1 P03MD1 P02MD1 P01MD1 P00MD1
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial value 0 0 0 0 0 0 0 0
P0MOD0 and P0MOD1 are special function registers (SFRs) to select the primary, secondary, or tertiary function of
Port 0.
Description of Bits
•
P00MD1-0 (bit 8,0)
The P00MD1-0 bits are used to select the primary or secondary or tertiary or fourthly function of the P00 pin.
P00MD1 P00MD0 Description
0 0 General-purpose input/output mode / External Interrupt (initial value)
0 1 RC oscillation waveform input pin for RC-ADC (IN0)
1 0 SSIO data output (SOUT0)
1 1 UART data input (RXD0)
•
P01MD1-0 (bit 9,1)
The P01MD1-0 bits are used to select the primary or secondary or tertiary or fourthly function of the P01 pin.
P01MD1 P01MD0 Description
0 0 General-purpose input/output mode / External Interrupt (initial value)
0 1 Reference capacitor connection pin for RC-ADC (CS0)
1 0 SSIO data input (SIN0)
1 1 UART data output (TXD0)
•
P02MD1-0 (bit 10,2)
The P02MD1-0 bits are used to select the primary or secondary or tertiary or fourthly function of the P02 pin.
P02MD1 P02MD0 Description
0 0 General-purpose input/output mode / External Interrupt (initial value)
0 1
Resistor/capacitor sensor connection pin for measurement for
RC-ADC (RCT0)
1 0 SSIO clock input/output (SCK0)
1 1 FTM output (TMOUT0)