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KS88C4404 Datasheet(PDF) 8 Page - Samsung semiconductor

No. de Pieza. KS88C4404
Descripción  new SAM8 family of 8-bit single-chip CMOS microcontrollers offers a fast and efficient CPU, a wide range of integrated peripherals, and various mask-p
Descarga  36 Pages
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Fabricante  SAMSUNG [Samsung semiconductor]
Página de inicio  http://www.samsung.com/Products/Semiconductor
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KS88C4404 Datasheet(HTML) 8 Page - Samsung semiconductor

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PRODUCT OVERVIEW
KS88C4404 MICROCONTROLLER
1–8
Table 1–1. KS88C4404 Pin Descriptions (Continued)
Pin
Name
Pin
Type
Pin
Description
Circuit
Type
QFP Pin
Number
Share
Pins
P5.0–P5.7
I/O
General I/O port with nibble programmable
pins. Schmitt trigger input or push-pull,
open-drain output mode. Mode and pull-ups
are assigned by software.
3
10–3
P6.0–P6.7
O
N-channel, open-drain output port; the pin
circuits can withstand loads up to 9 volts.
8
58–51
ADC0–ADC7
I
Analog input pins for A/D converter module.
Alternatively used as general-purpose
digital input port 7.
2
41, 43–44,
46–50
P7.0–P7.7
AVREF, AVSS
A/D converter reference voltage and ground
42, 45
RxD
I/O
Serial data RxD pin for receive input and
transmit output (mode 0)
6
20
TxD
O
Serial data TxD pin for transmit output and
shift clock input (mode 0)
7
21
PWM0,
PWM1
O
Pulse width modulation output pins
7
23, 22
TA, TB
O
Output pins for timer A and timer B
5
13, 12
P2.6, P2.7
INT0–INT11
I
External interrupt input pins
4
24–27,
33–40
P3.0–P3.3,
P4.0–P4.7
TCCK, TDCK
I
External clock input for timer C and timer D
4
24, 25
P3.0, P3.1
TCG, TDG
I
Gate input pins for timer C and timer D
4
26, 27
P3.2, P3.3
CAP
I
Capture data input for PWM module
4
30
P3.6
WAIT
I
Input pin for the slow memory timing signal
from the external interface
4
31
P3.7
RESET
I
System reset pin (pull-up resistor: 220 k
Ω)
1
64
EA
I
External access (EA) pin with two modes:
5 V input: normal ROM-less operation with
external interface (0 V is not allowed)
9 V–10 V input: for factory test mode
65
VDD1, VSS1
Power input pins for CPU operation
(internal)
74, 61
VDD2, VSS2
Power input pins for port output (external)
11, 32
XIN, XOUT
Main oscillator pins
59, 60
AS
O
Address strobe
7
62
NC
No connection pins (connect to VSS)
62, 63
NOTE
VDD1 must be connected to VDD2 in users application circuit, VSS1 & VSS2 also.


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