4
PERIPHERAL CIRCUITS
A-34
EPSON
S1C33T01 PRODUCT PART
Table 4.2.1
I/O Memory Map (continue)
Name
Address
Register name
Bit
Function
Setting
Init.
R/W
Remarks
–
FK1
FK0
FP3
FP2
FP1
FP0
D7–6
D5
D4
D3
D2
D1
D0
reserved
Key input 1
Key input 0
Port input 3
Port input 2
Port input 1
Port input 0
–
X
–
R/W
0 when being read.
0040280
(B)
1 Factor is
generated
0 No factor is
generated
Key input,
port input 0–3
interrupt factor
flag register
–
FIDMA
FHDM3
FHDM2
FHDM1
FHDM0
D7–5
D4
D3
D2
D1
D0
reserved
IDMA
High-speed DMA Ch.3
High-speed DMA Ch.2
High-speed DMA Ch.1
High-speed DMA Ch.0
–
X
–
R/W
0 when being read.
0040281
(B)
DMA interrupt
factor flag
register
1 Factor is
generated
0 No factor is
generated
F16TC1
F16TU1
–
F16TC0
F16TU0
–
D7
D6
D5–4
D3
D2
D1–0
16-bit timer 1 comparison A
16-bit timer 1 comparison B
reserved
16-bit timer 0 comparison A
16-bit timer 0 comparison B
reserved
X
–
X
–
R/W
–
R/W
–
0 when being read.
0040282
(B)
1 Factor is
generated
0 No factor is
generated
16-bit timer 0/1
interrupt factor
flag register
–
1 Factor is
generated
0 No factor is
generated
–
F16TC3
F16TU3
–
F16TC2
F16TU2
–
D7
D6
D5–4
D3
D2
D1–0
16-bit timer 3 comparison A
16-bit timer 3 comparison B
reserved
16-bit timer 2 comparison A
16-bit timer 2 comparison B
reserved
X
–
X
–
R/W
–
R/W
–
0 when being read.
0040283
(B)
1 Factor is
generated
0 No factor is
generated
16-bit timer 2/3
interrupt factor
flag register
–
1 Factor is
generated
0 No factor is
generated
–
F16TC5
F16TU5
–
F16TC4
F16TU4
–
D7
D6
D5–4
D3
D2
D1–0
16-bit timer 5 comparison A
16-bit timer 5 comparison B
reserved
16-bit timer 4 comparison A
16-bit timer 4 comparison B
reserved
X
–
X
–
R/W
–
R/W
–
0 when being read.
0040284
(B)
1 Factor is
generated
0 No factor is
generated
16-bit timer 4/5
interrupt factor
flag register
–
1 Factor is
generated
0 No factor is
generated
–
–
F8TU3
F8TU2
F8TU1
F8TU0
D7–4
D3
D2
D1
D0
reserved
8-bit timer 3 underflow
8-bit timer 2 underflow
8-bit timer 1 underflow
8-bit timer 0 underflow
–
X
–
R/W
0 when being read.
0040285
(B)
1 Factor is
generated
0 No factor is
generated
8-bit timer
interrupt factor
flag register
–
FSTX1
FSRX1
FSERR1
FSTX0
FSRX0
FSERR0
D7–6
D5
D4
D3
D2
D1
D0
reserved
SIF Ch.1 transmit buffer empty
SIF Ch.1 receive buffer full
SIF Ch.1 receive error
SIF Ch.0 transmit buffer empty
SIF Ch.0 receive buffer full
SIF Ch.0 receive error
–
X
–
R/W
0 when being read.
0040286
(B)
1 Factor is
generated
0 No factor is
generated
Serial I/F Ch.0/1
interrupt factor
flag register
–
FP7
FP6
FP5
FP4
FCTM
FADE
D7–6
D5
D4
D3
D2
D1
D0
reserved
Port input 7
Port input 6
Port input 5
Port input 4
Clock timer
A/D converter
–
X
–
R/W
0 when being read.
0040287
(B)
1 Factor is
generated
0 No factor is
generated
Port input 4–7,
clock timer, A/D
interrupt factor
flag register
–
E8TU1
E8TU0
D7–2
D1
D0
reserved
8-bit timer 5 underflow
8-bit timer 4 underflow
–
X
–
R/W
0 when being read.
0040288
(B)
8-bit timer
interrupt factor
flag register
–
Factor is
generated
No factor is
generated
10
–
FSTX3
FSRX3
FSERR3
FSTX2
FSRX2
FSERR2
D7–6
D5
D4
D3
D2
D1
D0
reserved
SIF Ch.3 transmit buffer empty
SIF Ch.3 receive buffer full
SIF Ch.3 receive error
SIF Ch.2 transmit buffer empty
SIF Ch.2 receive buffer full
SIF Ch.2 receive error
–
X
–
R/W
0 when being read.
0040289
(B)
1 Factor is
generated
0 No factor is
generated
Serial I/F
Ch.2/3
interrupt factor
flag register