參數(shù)資料
型號: PSD4135F1V-12M
廠商: 意法半導體
英文描述: Flash In-System-Programmable Peripherals for 16-Bit MCUs
中文描述: Flash在系統(tǒng)可編程外設(shè)的16位微控制器
文件頁數(shù): 53/93頁
文件大小: 503K
代理商: PSD4135F1V-12M
PSD4000 Series
Preliminary Information
54
The
PSD4000
Functional
Blocks
(cont.)
INTERNAL
DATA
BUS
DATA OUT
REG.
DQ
D
G
Q
DQ
WR
ADDRESS
ALE
READ MUX
P
D
B
CONTROL REG.
DIR REG.
PLD INPUT (PORT F)
ISP OR BATTERY BACK-UP (PORT E)
DATA IN
OUTPUT
SELECT
OUTPUT
MUX
PORT PIN
DATA OUT
ADDRESS
A[ 7:0] OR A[15:8]
CONFIGURATION
BIT
Figure 23. Ports E, F and G Structure
9.4.8 Port F – Functionality and Structure
Port F can be configured to perform one or more of the following functions:
t MCU I/O Mode
t PLD Input – as direct input ot the PLD array.
t Address In – additional high address inputs. Direct input to the PLD array.
t Latched Address Out – Provide latched address out per Table 29.
t Slew Rate – pins can be set up for fast slew rate.
t Data Port – connected to D[7:0] when Port F is configured as Data Port for a
non-multiplexed bus.
t MCU Reset Mode – for 16-bit Motorola 683XX and HC16 microcontrollers.
9.4.9 Port G – Functionality and Structure
Port G can be configured to perform one or more of the following functions:
t MCU I/O Mode
t Latched Address Out – provide latched address out per Table 29.
t Open Drain – pins can be configured in Open Drain Mode
t Data Port – connected to D[15:8] when Port G is configured as Data Port for a
non-multiplexed bus.
t MCU Reset Mode – for 16-bit Motorola 683XX and HC16 microcontrollers
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