h8s-2628 Renesas Electronics Corporation., h8s-2628 Datasheet - Page 354

• Manufacturer Part Number: h8s-2628
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 14 Serial Communication Interface (SCI)
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Rev. 3.00 Oct 04, 2005 page 314 of 598
REJ09B0155-0300
Bit
1
0
: Don’t care
Bit Name
CKE1
CKE0
Initial Value
0
0
R/W
R/W
R/W
Description
Clock Enable 0 and 1
Selects the clock source and SCK pin function.
Asynchronous mode
00: Internal baud rate generator
01: Internal baud rate generator
1 : External clock
Clocked synchronous mode
0 : Internal clock (SCK pin functions as clock
1 : External clock (SCK pin functions as clock
SCK pin functions as I/O port
Outputs a clock of the same frequency as the
bit rate from the SCK pin.
Inputs a clock with a frequency 16 times the
bit rate from the SCK pin.
output)
input)