H8S-2350 RENESAS [Renesas Technology Corp], H8S-2350 Datasheet - Page 49

• Manufacturer Part Number: H8S-2350
• Description: 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Type
Operating
mode control
System control
Symbol
MD
MD
RES
STBY
BREQ
BREQO
BACK
2
0
to
TFP-120
115 to
113
73
75
88
86
87
Pin No.
FP-128
125 to
123
81
83
96
94
95
I/O
Input
Input
Input
Input
Output Bus request output: The external bus
Output Bus request acknowledge: Indicates
Rev. 3.00 Sep 15, 2006 page 15 of 988
Name and Function
Mode pins: These pins set the
operating mode.
The relation between the settings of
pins MD
mode is shown below. These pins
should not be changed while the
H8S/2350 Group is operating.
MD
0
1
Note: * Only applies to the H8S/2351.
Reset input: When this pin is driven
low, the chip is reset. The type of
reset can be selected according to
the NMI input level. At power-on, the
NMI pin input level should be set
high.
Standby: When this pin is driven low,
a transition is made to hardware
standby mode.
Bus request: Used by an external bus
master to issue a bus request to the
H8S/2350 Group.
request signal used when an internal
bus master accesses external space
in the external bus-released state.
that the bus has been released to an
external bus master.
2
MD
0
1
0
1
2
to MD
1
MD
0
1
0
1
0
1
0
1
0
Section 1 Overview
and the operating
0
REJ09B0330-0300
Operating
Mode
—
Mode 1
Mode 2 *
Mode 3 *
Mode 4
Mode 5
Mode 6 *
Mode 7 *