R01UH0822EJ0100 Rev.1.00
Page 318 of 1041
Jul 31, 2019
RX13T Group
18. Multi-Function Pin Controller (MPC)
18.2.9
PDn Pin Function Control Register (PDnPFS) (n = 3 to 6)
—: Do not specify this value.
Address(es): PD3PFS 0008 C1ABh, PD4PFS 0008 C1ACh, PD5PFS 0008 C1ADh, PD6PFS 0008 C1AEh
b7
b6
b5
b4
b3
b2
b1
b0
—
ISEL
—
PSEL[4:0]
Value after reset:
0
0
0
0
0
0
0
0
Bit
Symbol
Bit Name
Description
R/W
b4 to b0
Pin Function Select
These bits select the peripheral function. For individual pin functions,
see Table 18.8.
R/W
b5
—
Reserved
This bit is read as 0. The write value should be 0.
R/W
b6
Interrupt Input Function Select
0: Not used as IRQn input pin
1: Used as IRQn input pin
PD4:IRQ2 (48-pin)
PD5:IRQ3 (48-pin)
PD6:IRQ5 (48-pin)
R/W
b7
—
Reserved
This bit is read as 0. The write value should be 0.
R/W
Table 18.8
Register Settings for Input/Output Pin Function in 48-pin
PSEL[4:0] Settings
Register/Pin
PD3PFS
PD4PFS
PD5PFS
PD6PFS
PD3
PD4
PD5
PD6
00000b (initial value)
Hi-Z
00001b
MTIOC0A
MTIOC0B
MTIOC0C
MTIOC0D
01001b
—
—
—
ADST0
01010b
TXD1
SMOSI1
SSDA1
SCK1
RXD1
SMISO1
SSCL1
CTS1#/
RTS1#/
SS1#