HD6433935 Hitachi, HD6433935 Datasheet - Page 257

• Manufacturer Part Number: HD6433935
• Description: 8-Bit MICROCONTROLLER
• Manufacturer: Hitachi

Bits 7 and 6: Operating mode select 1 and 0 (SNC1, SNC0)
Bits 7 and 6 select the operating mode.
Bit 7
SNC1
0
0
1
1
Notes: 1. Use SI1 and SO1 as ports.
Bit 5: Tail mark control (MRKON)
Bit 5 controls tail mark output after transfer of 8-bit or 16-bit data.
Bit 5
MRKON
0
1
Note:
Bit 4: LATCH TAIL select (LTCH)
Bit 4 selects whether LATCH TAIL or HOLD TAIL is output as the tail mark when MRKON = 1
(i.e. in SSB mode).
Bit 4
LTCH
0
1
2. Do not set bits SNC1 and SNC0 to 11.
*
Bit 6
SNC0
0
1
0
1
SCI1 is an internal function that performs interfacing to the on-chip FLEX™ decoder. It
cannot be used with SSB mode selected.
Description
Tail mark is not output (synchronous mode)
Tail mark is output (SSB mode)*
Description
HOLD TAIL is output
LATCH TAIL is output
Description
8-bit synchronous mode
16-bit synchronous mode
Continuous clock output mode*
Reserved*
2
1
(initial value)
(initial value)
(initial value)
245