Appendix B Internal I/O Registers
B.1
List of Registers (Address Order)
Register
Address
Name
Bit 7
H'F800
MRA
SM1
to
SAR
H'FBFF
MRB
CHNE
DAR
CRA
CRB
H'FE80
TCR3
CCLR2
H'FE81
TMDR3
—
H'FE82
TIOR3H
IOB3
H'FE83
TIOR3L
IOD3
H'FE84
TIER3
TTGE
H'FE85
TSR3
—
H'FE86
TCNT3
H'FE87
H'FE88
TGR3A
H'FE89
H'FE8A
TGR3B
H'FE8B
H'FE8C
TGR3C
H'FE8D
H'FE8E
TGR3D
H'FE8F
Rev. 5.00, 12/03, page 924 of 1088
Bit 6
Bit 5
Bit 4
SM0
DM1
DM0
DISEL
CHNS
—
CCLR1
CCLR0
CKEG1
—
BFB
BFA
IOB2
IOB1
IOB0
IOD2
IOD1
IOD0
—
—
TCIEV
—
—
TCFV
Bit 3
Bit 2
Bit 1
MD1
MD0
DTS
—
—
—
CKEG0
TPSC2
TPSC1
MD3
MD2
MD1
IOA3
IOA2
IOA1
IOC3
IOC2
IOC1
TGIED
TGIEC
TGIEB
TGFD
TGFC
TGFB
Data
Module
Bus
Bit 0
Name
Width
16/32 *
Sz
DTC
bits
—
TPSC0
TPU3
16 bits
MD0
IOA0
IOC0
TGIEA
TGFA
1