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PSD833F2 Datasheet(PDF) 59 Page - STMicroelectronics

Part # PSD833F2
Description  Flash in-system programmable (ISP) peripherals
PDF  128 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

PSD833F2 Datasheet(HTML) 59 Page - STMicroelectronics

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PSD8XXFX
MCU bus interface
Doc ID 7833 Rev 7
59/128
15
MCU bus interface
The “no-glue logic” MCU bus interface block can be directly connected to most popular
MCUs and their control signals. Key 8-bit MCUs, with their bus types and control signals, are
shown in Table 17. The interface type is specified using the PSDsoft Express Configuration.
Table 17.
MCUs and their control signals
MCU
Data bus
width
CNTL0
CNTL1
CNTL2
PC7
PD0(1)
ADIO0
PA3-PA0
PA7-PA3
8031
8
WR
RD
PSEN
(2)
ALE
A0
(2)
(2)
80C51XA
8
WR
RD
PSEN
(2)
ALE
A4
A3-A0
(2)
80C251
8
WR
PSEN
(2)
(2)
ALE
A0
(2)
(2)
80C251
8
WR
RD
PSEN
(2)
ALE
A0
(2)
(2)
80198
8
WR
RD
(2)
(2)
ALE
A0
(2)
(2)
68HC11
8
R/W
E
(2)
(2)
AS
A0
(2)
(2)
68HC912
8
R/W
E
(2)
DBE
AS
A0
(2)
(2)
Z80
8
WR
RD
(2)
(2)
(2)
A0
D3-D0
D7-D4
Z8
8
R/W
DS
(2)
(2)
AS
A0
(2)
(2)
68330
8
R/W
DS
(2)
(2)
AS
A0
(2)
(2)
M37702M2
8
R/W
E
(2)
(2)
ALE
A0
D3-D0
D7-D4
1.
ALE/AS input is optional for MCUs with a non-multiplexed bus
2.
Unused CNTL2 pin can be configured as CPLD input. Other unused pins (PC7, PD0, PA3-0) can be configured for other
I/O functions.
Obsolete
Product(s)
- Obsolete
Product(s)



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