Section 13 Serial Communication Interface (SCI)
Rev. 1.00 Mar. 12, 2008 Page 481 of 1178
REJ09B0403-0100
D0 D1 D2 D3 D4 D5 D6 D7 Dp
DE
Ds D0 D1 D2 D3 D4 D5 D6 D7 Dp
(DE)
Ds D0 D1 D2 D3 D4
Ds
(n + 1) th
transfer frame
Retransfer frame
nth transfer frame
TDRE
TEND
[1]
FER/ERS
Transfer from TDR to TSR
Transfer from TDR to TSR
Transfer from TDR to TSR
[2]
[3]
[3]
Figure 13.26 Data Re-transfer Operation in SCI Transmission Mode
Note that the TEND flag is set in different timings depending on the GM bit setting in SMR,
which is shown in figure 13.27.
Ds
D0
D1
D2
D3
D4
D5
D6
D7
Dp
I/O data
12.5 etu
TXI
(TEND interrupt)
11.0 etu
DE
Guard time
GM = 0
GM = 1
[Legend]
Ds:
D0 to D7:
Dp:
DE:
etu:
Start bit
Data bits
Parity bit
Error signal
Element Time Unit (time taken to transfer one bit)
Figure 13.27 TEND Flag Set Timings during Transmission
Summary of Contents for H8S Family
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Page 70: ...Section 1 Overview Rev 1 00 Mar 12 2008 Page 22 of 1178 REJ09B0403 0100...
Page 108: ...Section 2 CPU Rev 1 00 Mar 12 2008 Page 60 of 1178 REJ09B0403 0100...
Page 116: ...Section 3 MCU Operating Modes Rev 1 00 Mar 12 2008 Page 68 of 1178 REJ09B0403 0100...
Page 152: ...Section 5 Interrupt Controller Rev 1 00 Mar 12 2008 Page 104 of 1178 REJ09B0403 0100...
Page 206: ...Section 6 Bus Controller BSC Rev 1 00 Mar 12 2008 Page 158 of 1178 REJ09B0403 0100...
Page 420: ...Section 9 14 Bit PWM Timer PWMX Rev 1 00 Mar 12 2008 Page 372 of 1178 REJ09B0403 0100...
Page 476: ...Section 12 Watchdog Timer WDT Rev 1 00 Mar 12 2008 Page 428 of 1178 REJ09B0403 0100...
Page 552: ...Section 14 CRC Operation Circuit CRC Rev 1 00 Mar 12 2008 Page 504 of 1178 REJ09B0403 0100...
Page 712: ...Section 18 I2 C Bus Interface IIC Rev 1 00 Mar 12 2008 Page 664 of 1178 REJ09B0403 0100...
Page 804: ...Section 19 LPC Interface LPC Rev 1 00 Mar 12 2008 Page 756 of 1178 REJ09B0403 0100...
Page 838: ...Section 20 Ethernet Controller EtherC Rev 1 00 Mar 12 2008 Page 790 of 1178 REJ09B0403 0100...
Page 964: ...Section 24 RAM Rev 1 00 Mar 12 2008 Page 916 of 1178 REJ09B0403 0100...
Page 1066: ...Section 25 Flash Memory Rev 1 00 Mar 12 2008 Page 1018 of 1178 REJ09B0403 0100...
Page 1098: ...Section 26 Boundary Scan JTAG Rev 1 00 Mar 12 2008 Page 1050 of 1178 REJ09B0403 0100...
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