24 I/O PORTS (GPIO)
S1C33L26 TECHNICAL MANUAL
Seiko Epson Corporation
24-13
FPT0–3 Interrupt Port Select Register (GPIO_FPT03_SEL)
Register name Address
Bit
Name
Function
Setting
Init. R/W
Remarks
FPT0–3
Interrupt Port
Select Register
(GPIO_FPT03_
SEL)
0x300330
(8 bits)
D7–6 SPT3[1:0]
FPT3 interrupt input port select
SPT3[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P33
P13
P53
P03
D5–4 SPT2[1:0]
FPT2 interrupt input port select
SPT2[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P32
P12
P52
P02
D3–2 SPT1[1:0]
FPT1 interrupt input port select
SPT1[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P31
P11
P51
P01
D1–0 SPT0[1:0]
FPT0 interrupt input port select
SPT0[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P30
P10
P50
P00
D[7:6]
SPT3[1:0]: FPT3 Interrupt input Port Select Bits
Selects an FPT3 port used for generating port interrupt 0.
D[5:4]
SPT2[1:0]: FPT2 Interrupt input Port Select Bits
Selects an FPT2 port used for generating port interrupt 0.
D[3:2]
SPT1[1:0]: FPT1 Interrupt input Port Select Bits
Selects an FPT1 port used for generating port interrupt 0.
D[1:0]
SPT0[1:0]: FPT0 Interrupt input Port Select Bits
Selects an FPT0 port used for generating port interrupt 0.
8.3 Selecting Ports Used For Port Interrupt 0
Table 24.
SPT
n
[1:0] setting
FPT0 (SPT0[1:0])
FPT1 (SPT1[1:0])
FPT2 (SPT2[1:0])
FPT3 (SPT3[1:0])
0x3
P30
P31
P32
P33
0x2
P10
P11
P12
P13
0x1
P50
P51
P52
P53
0x0 (default)
P00
P01
P02
P03
FPT4–7 Interrupt Port Select Register (GPIO_FPT47_SEL)
Register name Address
Bit
Name
Function
Setting
Init. R/W
Remarks
FPT4–7
Interrupt Port
Select Register
(GPIO_FPT47_
SEL)
0x300331
(8 bits)
D7–6 SPT7[1:0]
FPT7 interrupt input port select
SPT7[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
PA3
P17
PC7
P07
D5–4 SPT6[1:0]
FPT6 interrupt input port select
SPT6[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
PA2
P16
PC6
P06
D3–2 SPT5[1:0]
FPT5 interrupt input port select
SPT5[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
PA1
P15
PC5
P05
D1–0 SPT4[1:0]
FPT4 interrupt input port select
SPT4[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
PA0
P14
PC4
P04
D[7:6]
SPT7[1:0]: FPT7 Interrupt input Port Select Bits
Selects an FPT7 port used for generating port interrupt 1.
D[5:4]
SPT6[1:0]: FPT6 Interrupt input Port Select Bits
Selects an FPT6 port used for generating port interrupt 1.