R01UH0822EJ0100 Rev.1.00
Page 315 of 1041
Jul 31, 2019
RX13T Group
18. Multi-Function Pin Controller (MPC)
18.2.6
P9n Pin Function Control Register (P9nPFS) (n = 3, 4)
—: Do not specify this value.
Address(es): P93PFS 0008 C18Bh, P94PFS 0008 C18Ch
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 18.5.
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
P93: IRQ0 (48-/32-pin)
P94: IRQ1 (48-/32-pin)
R/W
b7
—
Reserved
This bit is read as 0. The write value should be 0.
R/W
Table 18.5
Register Settings for Input/Output Pin Function in 48-/32-pin
PSEL[4:0] Settings
Register/Pin
P93PFS
P94PFS
P93
P94
00000b (initial value)
Hi-Z
00001b
MTIOC1A
MTIOC2B
00010b
—
MTCLKA
00011b
MTIC5V
MTIC5U
01001b
ADTRG0#
—
01010b
SCK5
—
01100b
SCK12
RXD12
SMISO12
SSCL12
RXDX12