Section 17 Serial Communication Interface with FIFO (SCIF)
Rev. 1.00 Apr. 28, 2008 Page 502 of 994
REJ09B0452-0100
17.3.8
FIFO Control Register (FFCR)
FFCR is a write-only register that controls transmit/receive FIFOs.
Bit
Bit Name
Initial Value R/W
Description
7
6
RCVRTRIG1
RCVRTRIG0
0
0
W
W
Receive FIFO Interrupt Trigger Level 1, 0
These bits set the trigger level of the receive FIFO
interrupt.
00: 1 byte
01: 4 bytes
10: 8 bytes
11: 14 bytes
5, 4 –
Reserved
These bits cannot be modified.
3 DMAMODE 0
DMA
Mode
This bit is not supported and cannot be modified.
2 XMITFRST 0
W Transmit
FIFO
Reset
The transmit FIFO data is cleared when 1 is written.
However, FRSR data is not cleared. This bit is
automatically cleared.
1 RCVRFRST 0
W Receive
FIFO
Reset
The receive FIFO data is cleared when 1 is written.
However, FTSR data is not cleared.
This bit is automatically cleared.
0 FIFOE
0
W FIFO
Enable
0: Transmit/receive FIFOs disabled
All bytes of these FIFOs are cleared.
1: Transmit/receive FIFOs enabled
Summary of Contents for H8S/2100 Series
Page 2: ...Rev 1 00 Apr 28 2008 Page ii of xxvi...
Page 54: ...Section 1 Overview Rev 1 00 Apr 28 2008 Page 28 of 994 REJ09B0452 0100...
Page 92: ...Section 2 CPU Rev 1 00 Apr 28 2008 Page 66 of 994 REJ09B0452 0100...
Page 158: ...Section 5 Interrupt Controller Rev 1 00 Apr 28 2008 Page 132 of 994 REJ09B0452 0100...
Page 244: ...Section 8 8 Bit PWM Timer PWMU Rev 1 00 Apr 28 2008 Page 218 of 994 REJ09B0452 0100...
Page 330: ...Section 10 16 Bit Timer Pulse Unit TPU Rev 1 00 Apr 28 2008 Page 304 of 994 REJ09B0452 0100...
Page 416: ...Section 13 8 Bit Timer TMR Rev 1 00 Apr 28 2008 Page 390 of 994 REJ09B0452 0100...
Page 612: ...Section 18 I 2 C Bus Interface IIC Rev 1 00 Apr 28 2008 Page 586 of 994 REJ09B0452 0100...
Page 706: ...Section 20 LPC Interface LPC Rev 1 00 Apr 28 2008 Page 680 of 994 REJ09B0452 0100...
Page 752: ...Section 21 FSI Interface Rev 1 00 Apr 28 2008 Page 726 of 994 REJ09B0452 0100...
Page 774: ...Section 23 RAM Rev 1 00 Apr 28 2008 Page 748 of 994 REJ09B0452 0100...
Page 1008: ...Section 28 Electrical Characteristics Rev 1 00 Apr 28 2008 Page 982 of 994 REJ09B0452 0100...
Page 1020: ...Rev 1 00 Apr 28 2008 Page 994 of 994 REJ09B0452 0100...
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Page 1024: ...H8S 2117R Group Hardware Manual...