RX610 Group
22. I
2
C Bus Interface (RIIC)
R01UH0032EJ0120 Rev.1.20
Page 690 of 1006
Feb 20, 2013
22.2
Register Descriptions
Table 22.3 lists the registers of the RIIC.
Table 22.3 Registers of the RIIC
Channel
Register Name
Symbol
Value after Reset Address
Access Size
RIIC0
I
2
C bus control register 1
ICCR1
1Fh
0008 8300h
8
I
2
C bus control register 2
ICCR2
00h
0008 8301h
8
I
2
C bus mode register 1
ICMR1
08h
0008 8302h
8
I
2
C bus mode register 2
ICMR2
06h
0008 8303h
8
I
2
C bus mode register 3
ICMR3
00h
0008 8304h
8
I
2
C bus function enable register
ICFER
72h
0008 8305h
8
I
2
C bus status enable register
ICSER
09h
0008 8306h
8
I
2
C bus interrupt enable register
ICIER
00h
0008 8307h
8
I
2
C bus status register 1
ICSR1
00h
0008 8308h
8
I
2
C bus status register 2
ICSR2
00h
0008 8309h
8
Slave address register L0
SARL0
00h
0008 830Ah
8
Internal Counter for Timeout L
TMOCNTL
0000h
0008 830Ah
16
Slave address register U0
SARU0
F0h
0008 830Bh
8
Internal Counter for Timeout U
TMOCNTU
0000h
0008 830Bh
16
Slave address register L1
SARL1
00h
0008 830Ch
8
Slave address register U1
SARU1
F0h
0008 830Dh
8
Slave address register L2
SARL2
00h
0008 830Eh
8
Slave address register U2
SARU2
F0h
0008 830Fh
8
I
2
C bus bit rate low-level register
ICBRL
FFh
0008 8310h
8
I
2
C bus bit rate high-level register
ICBRH
FFh
0008 8311h
8
I
2
C bus transmit data register
ICDRT
FFh
0008 8312h
8
I
2
C bus receive data register
ICDRR
00h
0008 8313h
8
I
2
C bus shift register
ICDRS
8
RIIC1
I
2
C bus control register 1
ICCR1
1Fh
0008 8320h
8
I
2
C bus control register 2
ICCR2
00h
0008 8321h
8
I
2
C bus mode register 1
ICMR1
08h
0008 8322h
8
I
2
C bus mode register 2
ICMR2
06h
0008 8323h
8
I
2
C bus mode register 3
ICMR3
00h
0008 8324h
8
I
2
C bus function enable register
ICFER
72h
0008 8325h
8
I
2
C bus status enable register
ICSER
09h
0008 8326h
8
I
2
C bus interrupt enable register
ICIER
00h
0008 8327h
8
I
2
C bus status register 1
ICSR1
00h
0008 8328h
8
I
2
C bus status register 2
ICSR2
00h
0008 8329h
8
Slave address register L0
SARL0
00h
0008 832Ah
8
Internal Counter for Timeout L
TMOCNTL
0000h
0008 832Ah
16
Slave address register U0
SARU0
F0h
0008 832Bh
8
Internal Counter for Timeout U
TMOCNTU
0000h
0008 832Bh
16
Slave address register L1
SARL1
00h
0008 832Ch
8
Slave address register U1
SARU1
F0h
0008 832Dh
8
Slave address register L2
SARL2
00h
0008 832Eh
8
Slave address register U2
SARU2
F0h
0008 832Fh
8
I
2
C bus bit rate low-level register
ICBRL
FFh
0008 8330h
8
I
2
C bus bit rate high-level register
ICBRH
FFh
0008 8331h
8
I
2
C bus transmit data register
ICDRT
FFh
0008 8332h
8
I
2
C bus receive data register
ICDRR
00h
0008 8333h
8