Section 29 Serial I/O with FIFO (SIOF)
Rev. 1.00 Oct. 01, 2007 Page 1226 of 1956
REJ09B0256-0100
(1) Control by Slot Position (Master Mode 1, Slave Mode 1)
Control data is transferred for all frames transmitted or received by the SIOF by specifying the slot
position of control data. This method can be used in both SIOF master and slave modes. Figure
29.7 shows an example of the control data interface timing by slot position control.
SIOF_SCK
SIOF_RXD
SIOF_TXD
SIOF_SYNC
L-channel
data
R-channel
data
Specifications: TRMD[1:0] = 00 or 10,
TDLE = 1,
RDLE = 1,
CD0E = 1,
REDG = 0,
TDLA[3:0] = 0000,
RDLA[3:0] = 0000,
CD0A[3:0] = 0001,
FL[3:0] = 1110 (Frame length: 128 bits),
TDRE = 1,
RDRE = 1,
CD1E = 1,
TDRA[3:0] = 0010,
RDRA[3:0] = 0010,
CD1A[3:0] = 0011
Control
channel 0
Control
channel 1
1 frame
Slot No.0
Slot No.1
Slot No.2
Slot No.3
Figure 29.7 Control Data Interface (Slot Position)
(2) Control by Secondary FS (Slave Mode 2)
The CODEC normally outputs the SIOF_SYNC signal as synchronization pulse (FS). In this
method, the CODEC outputs the secondary FS specific to the control data transfer after 1/2 frame
time has been passed (not the normal FS output timing) to transmit or receive control data. This
method is valid for SIOF slave mode. The following summarizes the control data interface
procedure by the secondary FS.
•
Transmit normal transmit data of LSB = 0 (the SIOF forcibly clears 0).
•
To execute control data transmission, send transmit data of LSB = 1 (the SIOF forcibly set to 1
by writing SITCR).
•
The CODEC outputs the secondary FS.
•
The SIOF transmits or receives (stores in SIRCR) control data (data specified by SITCR)
synchronously with the secondary FS.
Содержание SH7763
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Страница 630: ...Section 13 PCI Controller PCIC Rev 1 00 Oct 01 2007 Page 564 of 1956 REJ09B0256 0100 ...
Страница 686: ...Section 14 Direct Memory Access Controller DMAC Rev 1 00 Oct 01 2007 Page 620 of 1956 REJ09B0256 0100 ...
Страница 710: ...Section 16 Clock Pulse Generator CPG Rev 1 00 Oct 01 2007 Page 644 of 1956 REJ09B0256 0100 ...
Страница 732: ...Section 17 Watchdog Timer and Reset WDT Rev 1 00 Oct 01 2007 Page 666 of 1956 REJ09B0256 0100 ...
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Страница 772: ...Section 19 Timer Unit TMU Rev 1 00 Oct 01 2007 Page 706 of 1956 REJ09B0256 0100 ...
Страница 824: ...Section 21 Compare Match Timer CMT Rev 1 00 Oct 01 2007 Page 758 of 1956 REJ09B0256 0100 ...
Страница 1060: ...Section 23 Gigabit Ethernet Controller GETHER Rev 1 00 Oct 01 2007 Page 994 of 1956 REJ09B0256 0100 ...
Страница 1062: ...Section 24 IP Security Accelerator SECURITY Rev 1 00 Oct 01 2007 Page 996 of 1956 REJ09B0256 0100 ...
Страница 1124: ...Section 26 I 2 C Bus Interface IIC Rev 1 00 Oct 01 2007 Page 1058 of 1956 REJ09B0256 0100 ...
Страница 1184: ...Section 27 Serial Communication Interface with FIFO SCIF Rev 1 00 Oct 01 2007 Page 1118 of 1956 REJ09B0256 0100 ...
Страница 1350: ...Section 30 SIM Card Module SIM Rev 1 00 Oct 01 2007 Page 1284 of 1956 REJ09B0256 0100 ...
Страница 1484: ...Section 33 Audio Codec Interface HAC Rev 1 00 Oct 01 2007 Page 1418 of 1956 REJ09B0256 0100 ...
Страница 1560: ...Section 35 USB Host Controller USBH Rev 1 00 Oct 01 2007 Page 1494 of 1956 REJ09B0256 0100 ...
Страница 1720: ...Section 37 LCD Controller LCDC Rev 1 00 Oct 01 2007 Page 1654 of 1956 REJ09B0256 0100 ...
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