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III PERIPHERAL BLOCK: 8-BIT PROGRAMMABLE TIMERS
B-III-3-12 EPSON S1C33L03 FUNCTION PART
NameAddressRegister name Bit Function Setting Init. R/W Remarks
–
E8TU3
E8TU2
E8TU1
E8TU0
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
– –
0
0
0
0
–
R/W
R/W
R/W
R/W
0 when being read.0040275
(B)
1 Enabled 0 Disabled
8-bit timer
interrupt
enable register
–
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
X
X
X
–
R/W
R/W
R/W
R/W
0 when being read.0040285
(B)
1 Factor is
generated
0 No factor is
generated
8-bit timer
interrupt factor
flag register
RSTX0
RSRX0
R8TU3
R8TU2
R8TU1
R8TU0
R16TC5
R16TU5
D7
D6
D5
D4
D3
D2
D1
D0
SIF Ch.0 transmit buffer empty
SIF Ch.0 receive buffer full
8-bit timer 3 underflow
8-bit timer 2 underflow
8-bit timer 1 underflow
8-bit timer 0 underflow
16-bit timer 5 comparison A
16-bit timer 5 comparison B
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0040292
(B)
1 IDMA
request
0 Interrupt
request
16-bit timer 5,
8-bit timer,
serial I/F Ch.0
IDMA request
register
DESTX0
DESRX0
DE8TU3
DE8TU2
DE8TU1
DE8TU0
DE16TC5
DE16TU5
D7
D6
D5
D4
D3
D2
D1
D0
SIF Ch.0 transmit buffer empty
SIF Ch.0 receive buffer full
8-bit timer 3 underflow
8-bit timer 2 underflow
8-bit timer 1 underflow
8-bit timer 0 underflow
16-bit timer 5 comparison A
16-bit timer 5 comparison B
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0040296
(B)
1 IDMA
enabled
0 IDMA
disabled
16-bit timer 5,
8-bit timer,
serial I/F Ch.0
IDMA enable
register
–
CFP16
CFP15
CFP14
CFP13
CFP12
CFP11
CFP10
D7
D6
D5
D4
D3
D2
D1
D0
reserved
P16 function selection
P15 function selection
P14 function selection
P13 function selection
P12 function selection
P11 function selection
P10 function selection
–
0
0
0
0
0
0
0
–
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0 when being read.
Extended functions
(0x402DF)
00402D4
(B)
1 EXCL5
#DMAEND1
0 P16
1 EXCL4
#DMAEND0
0 P15
1 EXCL3
T8UF3
0 P13
1 EXCL2
T8UF2
0 P12
1 EXCL1
T8UF1
0 P11
1 EXCL0
T8UF0
0 P10
–P1 function
select register
1 FOSC1 0 P14
–
IOC16
IOC15
IOC14
IOC13
IOC12
IOC11
IOC10
D7
D6
D5
D4
D3
D2
D1
D0
reserved
P16 I/O control
P15 I/O control
P14 I/O control
P13 I/O control
P12 I/O control
P11 I/O control
P10 I/O control
–
0
0
0
0
0
0
0
–
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0 when being read.
This register
indicates the values
of the I/O control
signals of the ports
when it is read. (See
detailed explanation.)
00402D6
(B)
1 Output 0 Input
–P1 I/O control
register
CFEX7
CFEX6
CFEX5
CFEX4
CFEX3
CFEX2
CFEX1
CFEX0
D7
D6
D5
D4
D3
D2
D1
D0
P07 port extended function
P06 port extended function
P05 port extended function
P04 port extended function
P31 port extended function
P21 port extended function
P10, P11, P13 port extended
function
P12, P14 port extended function
0
0
0
0
0
0
1
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
00402DF
(B)
Port function
extension
register
1
#DMAEND3
0 P07, etc.
1
#DMAACK3
0 P06, etc.
1
#DMAEND2
0 P05, etc.
1
#DMAACK2
0 P04, etc.
1 #GARD 0 P31, etc.
1 #GAAS 0 P21, etc.
1 DST0
DST1
DPC0
0 P10, etc.
P11, etc.
P13, etc.
1 DST2
DCLK
0 P12, etc.
P14, etc.