TMP86FS49AFG Toshiba Semiconductor, TMP86FS49AFG Datasheet - Page 194

• Manufacturer Part Number: TMP86FS49AFG
• Description: 8-Bit Microcontroller
• Manufacturer: Toshiba Semiconductor

15.2 Control
15.2 Control
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Serial Interface Control Register
SIO2CR
(0031H)
face can be inspected by reading the status register (SIO2CR).
The SIO is controlled using the serial interface control register (SIO2CR). The operating status of the serial inter-
Note 1: When SIO2CR<SIOINH> is set to “1”, SIO2CR<SIOS>, SIO2SR register, SIO2RDB register and SIO2TDB register are
Note 2: Transfer mode, direction of transfer and serial clock must be select during the transfer is stopping (when SIO2SR<SIOF>
Note 3: fc: High-frequency clock [Hz], fs: Low-frequency clock [Hz], *: Don’t care
initialized.
"0").
SIOS
SIOINH
SIODIR
7
SIOM
SIOS
SCK
SIOINH
6
Specify start/stop of transfer
Forcibly stops transfer (Note 1)
Selects transfer mode
Selects direction of transfer
Selects serial clock
5
SIOM
4
SIODIR
3
0: Stop
1: Start
0: –
1: Forcibly stop (Automatically cleared to "0" after stopping)
00: Transmit mode
01: Receive mode
10: Transmit/receive mode
11: Reserved
0: MSB (Transfer beginning with bit7)
1: LSB (Transfer beginning with bit0)
Page 178
000
001
010
100
101
011
110
111
2
<DV7CK> = "0"
NORMAL1/2 or IDLE1/2 modes
TBTCR
SCK
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
1
12
8
7
6
5
4
3
External clock (Input from
0
<DV7CK> = "1"
(Initial value: 0000 0000)
TBTCR
fs/2
fc/2
fc/2
fc/2
fc/2
fc/2
fc/2
4
8
7
6
5
4
3
SCK2
pin)
SLOW/SLEEP
TMP86FS49AFG
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
mode
fs/2
4
R/W