tmp1940cyaf TOSHIBA Semiconductor CORPORATION, tmp1940cyaf Datasheet - Page 351
tmp1940cyaf
Manufacturer Part Number
tmp1940cyaf
Description
32-bit Tx System Risc Tx19 Family
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TMP1940CYAF.pdf
(464 pages)
- Current page: 351 of 464
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Mnemonic Name Address
19.9 Serial Bus Interface (SBI)
SBI0CR2 on
SBI0DBR
SBI0CR1
SBI0BR0
SBI0BR1
on reads
I2C0AR
SBI0SR
writes
Serial Bus
Register 1
Serial Bus
Serial Bus
Register 0
Serial Bus
Register 1
SBI Data
Control 2
Interface
Interface
Interface
Interface
Register
Address
Register
Register
Control
I
/Status
Control
Control
Buffer
2
C bus
(SIO Mode)
(SIO Mode)
(I
(I
F240H
F240H
F241H
F242H
F243H
F243H
F244H
F245H
Mode)
Mode)
2
2
FFFF
FFFF
FFFF
FFFF
FFFF
FFFF
FFFF
FFFF
C Bus
C Bus
Number of bits per transfer
(when ACK = 0)
Start
transfer
0: Stop
1: Start
When the SBI is addressed as a slave, this field specifies a 7-bit I
SBI responds.
Master/
slave
Master/
slave
Internal
clock
0: Off
1: On
000: 8, 001: 1, 010: 2
011: 3, 100: 4, 101: 5
110: 6, 111: 7
P4EN
SIOS
MST
MST
R/W
BC2
DB7
SA6
7
0
0
0
0
0
0
Abort
transfer
0: Continue
1: Abort
Transmit/
receive
Transmit/
receive
IDLE
0: Off
1: On
SIOINH
TMP1940CYAF-309
I
2
BC1
DB6
TRX
TRX
R/W
SA5
SBI0
W
6
0
0
0
0
0
0
W
Transfer mode
00: Transmit mode
01: Reserved
10: Transmit/Receive
11: Receive mode
START/
STOP
generation
I
status
2
C Bus
SIOM1
mode
BC0
DB5
SA4
BB
BB
5
0
0
0
0
0
ACK clock
pulse
0: No ACK
1: ACK
INTSBI
interrupt
clear
INTS2
interrupt
status
R (receive) / W (transmit)
SIOM0
ACK
R/W
DB4
SA3
PIN
PIN
4
0
0
0
1
1
Undefined
W
W
R
Operating mode
00: Port mode
01: SIO mode
10: I
11: Reserved
Arbitration
lost
0:
1: Detected
Serial
transfer
status
0:
1: In
Terminated
progress
SBIM1
SIOF
DB3
SA2
2
AL
3
C Bus mode
0
0
0
0
2
C-bus address to which the
R
Internal SCL output clock frequency
(on writes) / Software reset monitor
Serial clock frequency (on writes) /
Software reset monitor
Addressed
as slave
0:
1: Detected
Shift
operation
status
0:
1: In
TMP1940CYAF
000: 4,
011: 7,
110: 10, 111: Reserved
000: 3, 001: 4, 010: 5
011: 6, 100: 7, 101: 8
110: 9, 111: External clock
Terminated
progress
SBIM0
SCK2
SCK2
AAS
DB2
SA1
SEF
W
2
0
0
0
0
0
0
001: 5, 010: 6
100: 8, 101: 9
W
Software reset
A write of 10 followed by
a write of 01
Address 0
(general
call)
0:
1: Detected
SWRST1
SCK1
SCK1
DB1
AD0
SA0
W
1
0
0
0
0
0
Address
recognition
0:
1: Does not
Last
received bit
0: 0
1: 1
Must be
written as
0.
SWRMON
SWRST0
Recognize
recognize
SCK0
SCK0
R/W
R/W
DB0
ALS
LRB
0/
W
1
1
0
0
0
0
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