Hitachi H8S/2378, H8S/2378R Series Hardware Manual page 681

Bit Bit Name
2 TEIE
1 CKE1
0 CKE0
Note: X: Don't care
Initial Value R/W
0 R/W
0 R/W
0
Description
Transmit End Interrupt Enable
Write 0 to this bit in Smart Card interface mode.
Clock Enable 1 and 0
Enables or disables clock output from the SCK
pin. The clock output can be dynamically switched
in GSM mode. For details, refer to section 15.7.8,
Clock Output Control.
When the GM bit in SMR is 0:
00: Output disabled (SCK pin can be used as an
I/O port pin)
01: Clock output
1X: Reserved
When the GM bit in SMR is 1:
00: Output fixed low
01: Clock output
10: Output fixed high
11: Clock output
Rev. 1.0, 09/01, page 637 of 904