Figure 10.4 Transfer Format (When Snc1 = 0, Snc0 = 1, Mrkon = 1); Figure 10.5 Hold Tail And Latch Tail Output Waveforms - Renesas H8/3847R Series Hardware Manual

Section 10 Serial Communication Interface
SCK
1
SO
Bit 0 Bit 1
1

Figure 10.4 Transfer Format (When SNC1 = 0, SNC0 = 1, MRKON = 1)

3. Tail Mark
There are two tail marks: HOLD TAIL and LATCH TAIL. The output waveforms of HOLD TAIL
and LATCH TAIL are shown in figure 10.5. Time t in figure 10.5 is determined by the serial clock
cycle set by bits CKS2 to CKS0 in SCR1.
SCK
1
SO
1
SCK
1
SO
1

Figure 10.5 HOLD TAIL and LATCH TAIL Output Waveforms

Rev. 6.00 Aug 04, 2006 page 344 of 680
REJ09B0145-0600
Bit 2 Bit 3 Bit 4 Bit 5
1 frame
HOLD TAIL
t t t 2t
Bit 14 Bit 15
LATCH TAIL
t t t 2t
Bit 14 Bit 15
Bit 14
Bit 15
Tail mark
t t t
t
Bit 0
t