參數(shù)資料
型號(hào): W78C354
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: MONITOR MICROCONTROLLER
中文描述: 8-BIT, MROM, 20 MHz, MICROCONTROLLER, PDIP40
封裝: DIP-40
文件頁(yè)數(shù): 5/44頁(yè)
文件大?。?/td> 426K
代理商: W78C354
W78C354
Publication Release Date: October 1996
- 5 -
Revision A1
Pin Description, continued
PIN NAME
P2.2
P2.3
(
STP)
P2.4 (SDAC10)
P2.5 (SDAC11)
P2.6 (SDAC12)
P2.7 (SDAC13)
I/O TYPE
I/O
FUNCTION
General purpose I/O.
Sink/source current 4 mA/-100
μ
A.
Alternate function:
P2.3: STP (Self-Test Pattern) output.
P2.4
P2.7: SDAC10
13 outputs.
While outputing special function, P2.3
P2.7 sink/source
current is 4 mA/-4 mA.
General purpose I/O.
Sink/Source current 2 mA/-100
μ
A.
Alternate function:
P3.0: Serial input port.
P3.1: Serial output port.
P3.2: External interrupt input.
P3.4, P3.5: Timer/counter 0, 1 external inputs.
P3.0 (RXD)
P3.1 (TXD)
P3.2 (INT0)
P3.3
P3.4 (T0)
P3.5 (T1)
P3.6
P3.7
P4.0
P4.6
I/O
O
Output port.
Sink/source current 2 mA/-2 mA.
HIN: Hsync/composite sync input.
VIN: Vsync input.
Schmitt trigger input pin.
HOUT: Hsync output.
VOUT: Vsync output.
Sink/source current 4 mA/-4 mA.
Reset the controller (active low).
Schmitt trigger input pin.
Output from inverting oscillator amplifier.
Input to inverting oscillator amplifier.
High voltage supply input for flash PROM.
Positive power supply for digital circuit, +5V.
Digital ground.
Positive power supply for analog circuit, +5V.
Analog ground.
HIN
VIN
I
HOUT
VOUT
O
RST
I
OSCOUT
OSCIN
V
PP
V
DD
V
SS
V
AA
V
SSA
O
I
I
I
I
I
I
BLOCK DIAGRAM
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