參數(shù)資料
型號(hào)： PSD713S5
英文描述： Field Programmable Microcontroller Peripherals with Supervisory Functions(可編程邏輯，4K位SRAM,27個(gè)可編程I/O,通用PLD有66個(gè)輸入)
中文描述： 現(xiàn)場(chǎng)可編程微控制器外圍設(shè)備具有監(jiān)督職能（可編程邏輯，4K的位的SRAM，27余個(gè)可編程輸入/輸出，通用PLD的有66個(gè)輸入）
文件頁(yè)數(shù)： 7/104頁(yè)
文件大?。?/td> 515K
代理商： PSD713S5
PSD7XX Family
13-7
Pin Name
Pin
Type
Function Description
Reset
48
I
Active low input. Resets I/O Ports, PLD Micro
Cells and
some of the Configuration Registers. Must be active at
power up.
PA0
PA1
PA2
PA3
29
28
27
25
I/O
Port A, PA0 – 3. This port is pin configurable and has
multiple functions:
1. MCU I/O – standard output or input port
2. External chip select (ECSPLD) output, or input to GPLD
3. Latched address outputs (see Table 4)
4. As Address A0-3 inputs in 80C51XA mode
5. As Data Bus Port (D0–3) in non-multiplexed bus
configuration
6. Peripheral I/O mode
PA4
PA5
PA6
PA7
24
23
22
21
I/O
Port A, PA4–7. This port is pin configurable and has
multiple functions:
1. MCU I/O – standard output or input port
2. GPLD Micro
Cell (McellAB) output or input
3. Latched address outputs (see Table 4)
4. As Data Bus Port (D4–7) in non-multiplexed bus
configuration
5. Peripheral I/O mode
CMOS
or
Open
Drain
PB0
PB1
PB2
PB3
7
6
5
4
I/O
Port B, PB0–3. This port is pin configurable and has
multiple functions:
1. MCU I/O – standard output or input port
2. External chip select (ECSPLD) output, or input to GPLD
3. Latched address outputs (see Table 4)
4. As Data Bus Port (D8-11) in non-multiplexed bus
configuration with 16-bit data bus
PB4
PB5
PB6
PB7
3
2
I/O
Port B, PB4–7. This port is pin configurable and has multiple
functions:
1. MCU I/O – standard output or input port
2. GPLD Micro
Cell (McellAB) output or input
3. Latched address outputs (see Table 4)
4. As Data Bus Port (D12–15) in non-multiplexed bus
configuration with 16-bit data bus
CMOS
or
Open
Drain
52
51
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
20
19
18
17
14
13
12
11
I/O
This port is pin configurable and has multiple
functions:
1. MCU I/O – standard output or input port
2. GPLD Micro
Cell (McellC) output or input
3. PC7 pin only – Write strobe (WRH) input for high byte.
Active low for 16-bit MCU with WRH
4. Supervisory Function (pin PC1–PC6), see Table 3.
CMOS
or
Open
Drain
Table 2.
PSD7XX Pin
Descriptions
(cont.)
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