m30833fjgp Renesas Electronics Corporation., m30833fjgp Datasheet - Page 331

• Manufacturer Part Number: m30833fjgp
• Description: Renesas 16/32-bit Single-chip Microcomputer M16c Family / M32c/80 Series
• Manufacturer: Renesas Electronics Corporation.

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R
M
e
E
3
. v
J
2
Figure 21.44 IECR and IEAR Registers
9 0
. 1
C
B
1 3
8 /
0
3
3 0
J
G
Group 2 IEBus Control Register
- 4
n a
b7
b15
o r
1 0
Group 2 IEBus Address Register
3 .
NOTES:
u
b6
, 1
1 3
p
1. Set the IEB bit while the base timer clock is stopped.
2. After the IEB bit is set to "0", keep "0" for at least 1 f
b5
0 2
(
G2BCR0 register to "00
M
6 0
3
b4
2
b8
C
b3
b7
8 /
Page 308
b2
, 3
M
b1
3
b0
2
b0
C
f o
8 /
(b5 - b3)
Symbol
IEBBS
4
IETS
3
IEM
IEB
8 8
DF
2
Bit
) T
" (clock stop) when setting the IEB bit to "1".
Symbol
IECR
Address data
Address data
Nothing is assigned. When write, set to "0".
When read, its content is indeterminate.
Symbol
IEAR
IEBus Enable Bit
IEBus Transmit Start
Request Bit
IEBus Busy Flag
Nothing is assigned. When write, set to "0".
When read, its content is indeterminate.
Digital Filter
Select Bit
IEBus Mode
Select Bit
Bit Name
Address
0172
Address
0171
16
21. Intelligent I/O (Group 0, 1 Communication Function)
(1)
16
- 0170
BT2
Function
cycle. Set the BCK1 to BCK0 bits in the
0 : Disables IEBus
1 : Enables IEBus
0 : Transmission is completed
1 : Transmission is started
0 : Idle state
1 : Busy state (start condition is detected)
0 : No digital filter
1 : Digital filter
0 : Mode 1
1 : Mode 2
16
After Reset
00XX X000
Function
After Reset
Indeterminate
(2)
2
RW
RW
RW
RW
RW
RO
RW
RW
RW