Fujitsu F2MC-16LX Hardware Manual page 28

Mb90550a/b series, 16-bit
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CHAPTER 1 OVERVIEW
Table 1.6-1 Description of the Pin Functions (2/6)
QFP
LQFP
10
8
12
10
13
11
14
12
15
13
16
14
17
15
12
Circuit
Pin name
type
P31
E
(CMOS)
RD
P32
E
(CMOS)
WRL
P33
E
(CMOS)
WRH
P34
E
(CMOS)
HRQ
P35
E
(CMOS)
HAK
P36
E
(CMOS)
RDY
P37
E
(CMOS)
CLK
Description of function
General-purpose I/O port.
This function is enabled in single-chip mode.
Read strobe output pin for the data bus.
This function is enabled in the mode in which the
external bus is valid.
General-purpose I/O port.
This function is enabled in single-chip mode.
Write strobe output pin for the lower 8 bits of the data
bus.
This function is enabled in the mode in which the
external bus is valid.
General-purpose I/O port.
This function is enabled in single-chip mode.
Write strobe output pin for the lower 8 bits of the data
bus.
This function is enabled in the mode in which the
external bus is valid.
General-purpose I/O port.
This function is enabled in single-chip mode.
Hold request input pin.
This function is enabled in the mode in which the
external bus is valid.
General-purpose I/O port.
This function is enabled in single-chip mode.
Hold acknowledge output pin.
This function is enabled in the mode in which the
external bus is valid.
General-purpose I/O port.
This function is enabled in single-chip mode.
Ready input pin.
This function is enabled in the mode in which the
external bus is valid.
General-purpose I/O port.
This function is enabled in single-chip mode.
CLK output pin.
This function is enabled in the mode in which the
external bus is valid.

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