B-49
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
0x0020 06c0
–
0x0020 06d6
I2C (I2C) Ch.1
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
0x0020
06c0
I2C_1CLK
(I2C Ch.1 Clock
Control Register)
15
–
9
–
0x00
–
R
–
8
DBRUN
0
H0
R/W
7
–
6
–
0x0
–
R
5
–
4
CLKDIV[1:0]
0x0
H0
R/W
3
–
2
–
0x0
–
R
1
–
0
CLKSRC[1:0]
0x0
H0
R/W
0x0020
06c2
I2C_1MOD
(I2C Ch.1 Mode
Register)
15
–
8
–
0x00
–
R
–
7
–
3
–
0x00
–
R
2
OADR10
0
H0
R/W
1
GCEN
0
H0
R/W
0
–
0
–
R
0x0020
06c4
I2C_1BR
(I2C Ch.1 Baud-
Rate Register)
15
–
8
–
0x00
–
R
–
7
–
0
–
R
6
–
0
BRT[6:0]
0x7f
H0
R/W
0x0020
06c8
I2C_1OADR
(I2C Ch.1 Own
Address Register)
15
–
10
–
0x00
–
R
–
9
–
0
OADR[9:0]
0x000
H0
R/W
0x0020
06ca
I2C_1CTL
(I2C Ch.1 Control
Register)
15
–
8
–
0x00
–
R
–
7
–
6
–
0x0
–
R
5
MST
0
H0
R/W
4
TXNACK
0
H0/S0
R/W
3
TXSTOP
0
H0/S0
R/W
2
TXSTART
0
H0/S0
R/W
1
SFTRST
0
H0
R/W
0
MODEN
0
H0
R/W
0x0020
06cc
I2C_1TXD
(I2C Ch.1
Transmit Data
Register)
15
–
8
–
0x00
–
R
–
7
–
0
TXD[7:0]
0x00
H0
R/W
0x0020
06ce
I2C_1RXD
(I2C Ch.1 Receive
Data Register)
15
–
8
–
0x00
–
R
–
7
–
0
RXD[7:0]
0x00
H0
R
0x0020
06d0
I2C_1INTF
(I2C Ch.1 Status
and Interrupt
Flag Register)
15
–
13
–
0x0
–
R
–
12
SDALOW
0
H0
R
11
SCLLOW
0
H0
R
10
BSY
0
H0/S0
R
9
TR
0
H0
R
8
–
0
–
R
7
BYTEENDIF
0
H0/S0
R/W
Cleared by writing 1.
6
GCIF
0
H0/S0
R/W
5
NACKIF
0
H0/S0
R/W
4
STOPIF
0
H0/S0
R/W
3
STARTIF
0
H0/S0
R/W
2
ERRIF
0
H0/S0
R/W
1
RBFIF
0
H0/S0
R
Cleared by reading the
I2C_1RXD register.
0
TBEIF
0
H0/S0
R
Cleared by writing to the
I2C_1TXD register.
Summary of Contents for S1C31D50
Page 461: ...25 1 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 25 Package TQFP12 48PIN ...
Page 462: ...25 2 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP13 64PIN ...
Page 463: ...25 3 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 TQFP14 80PIN ...
Page 464: ...25 4 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP15 100PIN ...