参数资料
型号: PSD301-20JI
厂商: 意法半导体
英文描述: Low Cost Field Programmable Microcontroller Peripherals
中文描述: 低成本现场可编程微控制器外围设备
文件页数: 14/85页
文件大小: 691K
代理商: PSD301-20JI
PSD3XX Famly
11
Figure 3A. Connecting a PSD3XX to an 8-Bit Multiplexed-Bus MCU
Your
8-bit
MCU
PSD3XX
PA
PB
PC
AD0-AD7
A8-A15
ALE/AS
PSEN
R/W or WR
RD/E/DS
1
A19/CSI
RESET
A16-A18
2
Figure 3B. Connecting a PSD3XX to a 16-Bit Multiplexed-Bus MCU
Your
16-bit
MCU
PSD3XX
PA
PB
PC
AD0-AD7
AD8-AD15
ALE/AS
BHE/PSEN
R/W or WR
RD/E/DS
1
A19/CSI
RESET
A16-A18
2
Figure 3C. Connecting a PSD3XX to an 8-Bit Non-Multiplexed-Bus MCU
Your
8-bit
MCU
PSD3XX
PA
PB
PC
D0-D7
A0-A15
ALE/AS
PSEN
R/W or WR
RD/E/DS
1
A19/CSI
RESET
A16-A18
2
Figure 3D Connecting a PSD3XX to a 16-Bit Non-Multiplexed-Bus MCU
Your
16-bit
MCU
PSD3XX
PA
PB
PC
D0-D15
A0-A15
ALE/AS
BHE/PSEN
R/W or WR
RD/E/DS
1
A19/CSI
RESET
A16-A18
2
D0-D7
D8-D15
NOTES:
1. DS is a valid input on 3X2/3X3 and devices only.
2. Connect A16-A18 to Port C if your MCU outputs more than 16 bits of address.
8.0
Operating Modes
(MCU
Configurations)
(cont.)
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