HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 386

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Bit
1
0
Legend
X:
Rev. 2.0, 08/02, page 346 of 788
Don’t care
Bit Name
CKE1
CKE0
Initial Value
0
0
R/W
R/W
R/W
Description
Clock Enable 1, 0
These bits select the clock source and SCK pin
function.
Asynchronous mode
00: Internal clock
(SCK pin functions as I/O port.)
01: Internal clock
(Outputs a clock of the same frequency as the bit
rate from the SCK pin.)
1X: External clock
(Inputs a clock with a frequency 16 times the bit rate
from the SCK pin.)
Clocked synchronous mode
0X: Internal clock (SCK pin functions as clock
output.)
1X: External clock (SCK pin functions as clock
input.)