h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 1052

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Appendix D Pin States
Port Name
Pin Name
Port 96
EXCL
Port 95 to 93
AS, WR, RD
Port 92 to 90 1
Legend:
H:
L:
T:
keep: Input ports are in the high-impedance state (when DDR = 0 and PCR = 1, MOS input pull-
DDR: Data direction register
Note:
Rev. 4.00 Jun 06, 2006 page 998 of 1004
REJ09B0301-0400
High
Low
High-impedance state
ups remain on).
Output ports maintain their previous state.
Depending on the pins, the on-chip supporting modules may be initialized and the I/O port
function determined by DDR and DR used.
* In the case of address output, the last address accessed is retained.
MCU Operating
Mode
1
2, 3 (EXPE = 1)
2, 3 (EXPE = 0)
1
2, 3 (EXPE = 1)
2, 3 (EXPE = 0)
2, 3 (EXPE = 1)
2, 3 (EXPE = 0)
Reset
Clock
output
T
H
T
T
Hardware
Standby
Mode
T
T
T
Software
Standby
Mode
[DDR = 1] H
[DDR = 0] T
H
keep
keep
Watch
Mode
EXCL
input
H
keep
keep
Sleep
Mode
[DDR = 1]
clock
output
[DDR = 0] T
H
keep
keep
Sub-
sleep
Mode
EXCL
input
H
keep
keep
Subactive
Mode
EXCL input
AS, WR, RD
I/O port
I/O port
Program
Execution
State
Clock output/
EXCL input/
input port
AS, WR, RD
I/O port
I/O port