24 I/O PORTS (GPIO)
24-14
Seiko Epson Corporation
S1C33L26 TECHNICAL MANUAL
D[3:2]
SPT5[1:0]: FPT5 Interrupt input Port Select Bits
Selects an FPT5 port used for generating port interrupt 1.
D[1:0]
SPT4[1:0]: FPT4 Interrupt input Port Select Bits
Selects an FPT4 port used for generating port interrupt 1.
8.4 Selecting Ports Used For Port Interrupt 1
Table 24.
SPT
n
[1:0] setting
FPT4 (SPT4[1:0])
FPT5 (SPT5[1:0])
FPT6 (SPT6[1:0])
FPT7 (SPT7[1:0])
0x3
PA0
PA1
PA2
PA3
0x2
P14
P15
P16
P17
0x1
PC4
PC5
PC6
PC7
0x0 (default)
P04
P05
P06
P07
FPT8–B Interrupt Port Select Register (GPIO_FPT8B_SEL)
Register name Address
Bit
Name
Function
Setting
Init. R/W
Remarks
FPT8–B
Interrupt Port
Select Register
(GPIO_FPT8B_
SEL)
0x300332
(8 bits)
D7–6 SPTB[1:0]
FPTB interrupt input port select
SPTB[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P93
P83
PB3
P71
D5–4 SPTA[1:0]
FPTA interrupt input port select
SPTA[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P92
P82
PB2
P42
D3–2 SPT9[1:0]
FPT9 interrupt input port select
SPT9[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P91
P81
PB1
P41
D1–0 SPT8[1:0]
FPT8 interrupt input port select
SPT8[1:0]
Port
0x0 R/W
0x3
0x2
0x1
0x0
P90
P80
PB0
P40
D[7:6]
SPTB[1:0]: FPTB Interrupt input Port Select Bits
Selects an FPTB port used for generating port interrupt 2.
D[5:4]
SPTA[1:0]: FPTA Interrupt input Port Select Bits
Selects an FPTA port used for generating port interrupt 2.
D[3:2]
SPT9[1:0]: FPT9 Interrupt input Port Select Bits
Selects an FPT9 port used for generating port interrupt 2.
D[1:0]
SPT8[1:0]: FPT8 Interrupt input Port Select Bits
Selects an FPT8 port used for generating port interrupt 2.
8.5 Selecting Ports Used For Port Interrupt 2
Table 24.
SPT
n
[1:0] setting
FPT8 (SPT8[1:0])
FPT9 (SPT9[1:0])
FPTA (SPTA[1:0])
FPTB (SPTB[1:0])
0x3
P90
P91
P92
P93
0x2
P80
P81
P82
P83
0x1
PB0
PB1
PB2
PB3
0x0 (default)
P40
P41
P42
P71