Datasheet

Section 16 Serial Communication Interface (SCI, IrDA)
(The H8S/2695 is not equipped with an IrDA function)
Page 758 of 1434 R01UH0166EJ0600 Rev. 6.00
Mar 02, 2011
H8S/2633 Group, H8S/2633 F-ZTAT
TM
,
H8S/2633R F-ZTAT
TM
, H8S/2695
Table 16.8 SMR Settings and Serial Transfer Format Selection
SMR Settings SCI Transfer Format
Bit 7 Bit 6 Bit 2 Bit 5 Bit 3
C/A CHR MP PE STOP
Mode
Data
Length
Multi
Processor
Bit
Parity
Bit
Stop Bit
Length
0 0 0 0 0 8-bit data No No 1 bit
1
Asynchronous
mode
2 bits
1 0 Yes 1 bit
1 2 bits
1 0 0 7-bit data No 1 bit
1 2 bits
1 0 Yes 1 bit
1 2 bits
0 1 — 0 8-bit data Yes No 1 bit
— 1 2 bits
1 — 0 7-bit data 1 bit
— 1
Asynchronous
mode (multi-
processor format)
2 bits
1 — — — — Clocked
synchronous mode
8-bit data No None
Table 16.9 SMR and SCR Settings and SCI Clock Source Selection
SMR SCR Setting SCI Transmit/Receive Clock
Bit 7 Bit 1 Bit 0
C/A CKE1 CKE0 Mode
Clock
Source
SCK Pin Function
0 0 0 Internal SCI does not use SCK pin
1 Outputs clock with same frequency as bit
rate
1 0 External
1
Asynchronous
mode
Inputs clock with frequency of 16 times
the bit rate
1 0 0 Internal Outputs serial clock
1
1 0 External Inputs serial clock
1
Clocked
synchronous
mode