hd64338342hw Renesas Electronics Corporation., hd64338342hw Datasheet - Page 412

• Manufacturer Part Number: hd64338342hw
• Description: Renesas 8-bit Single-chip Microcomputer H8 Family/h8/300l Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Section 10 Serial Communication Interface
Table 10.12 SMR and SCR3 Settings and Clock Source Selection
SMR
bit 7
COM CKE1 CKE0 Mode
0
0
0
1
1
0
1
1
Rev. 6.00 Aug 04, 2006 page 376 of 680
REJ09B0145-0600
SCR3
bit 1
0
0
1
0
1
1
0
1
0
1
0
0
0
1
1
1
bit 0
Asynchronous Internal
mode
Synchronous
mode
Reserved (Do not specify these combinations)
Transmit/Receive Clock
Clock Source SCK
External
Internal
External
I/O port (SCK
Outputs clock with same frequency as bit rate
Outputs clock with frequency 16 times bit rate
Outputs serial clock
Inputs serial clock
3X
Pin Function
3X
pin not used)