
S3C8248/C8245/P8245/C8247/C8249/P8249
PRODUCT OVERVIEW
1-7
Table 1-1. S3C8248/C8245/C8247/C8249 Pin Descriptions (Continued)
Pin
Names
Pin
Type
Pin
Description
Circuit
Type
Pin
Numbers
(note)
Share
Pins
ADC0–ADC6
ADC7
I
A/D converter analog input channels
F–10
F–18
36–42
43
P2.0–P2.6
P2.7
AV
REF
–
A/D converter reference voltage
–
44
–
AV
SS
–
A/D converter ground
–
45
–
INT0–INT7
I
External interrupt input pins
D–4
20–27
P0.0–P0.7
RESET
I
System reset pin
(pull-up resistor: 250 k
Ω
)
B
19
–
TEST
I
0 V: Normal MCU operating
5 V: Test mode
12 V: for OTP writing
–
16
–
SDAT, SCLK
O
Serial OTP interface pins; serial data
and clock
D–2
10, 11
P3.3, P3.4
V
DD,
V
SS
–
Power input pins for CPU operation
(internal) and Power input for OTP
Writing
–
12, 13
–
X
OUT,
X
IN
–
Main oscillator pins
–
14, 15
–
SCK, SO, SI
I/O
Serial I/O interface clock signal
E–2
33–35
P1.5–P1.7
V
VLDREF
I
Voltage detector reference voltage
input
F–18
43
P2.7
TACAP
I
Timer A Capture input
D–2
10
P3.3
TACLK
I
Timer A External clock input
D–2
9
P3.2
TAOUT/TAPWM
O
Timer A output and PWM output
D–2
8
P3.1
TBPWM
O
Timer B PWM output
D–2
7
P3.0
T1CAP
I
Timer 1 Capture input
E–2
28
P1.0
T1CLK
I
Timer 1 External clock input
E–2
29
P1.1
T1OUT/T1PWM
O
Timer 1 output and PWM output
E–2
30
P1.2
COM0–COM3
O
LCD common signal output
H
51–54
–
SEG0–SEG15
O
LCD segment output
H
55–70
–
SEG16–SEG23
O
LCD segment output
H–14
71–78
P4.0–P4.7
SEG24–SEG31
O
LCD Segment output
H–14
79–6
P5.0–P5.7
V
LC0
–V
LC2
O
LCD power supply
–
48–50
–
BUZ
O
0.5, 1, 2 or 4 kHz frequency output for
buzzer sound with 4.19 MHz main
system clock or 32768 Hz subsystem
clock
E–2
32
P1.4
CA, CB
–
Capacitor terminal for voltage booster
–
46–47
–
Summary of Contents for C8245
Page 31: ...ADDRESS SPACES S3C8248 C8245 P8245 C8247 C8249 P8249 2 20 NOTES ...
Page 107: ...INTERRUPT STRUCTURE S3C8248 C8245 P8245 C8247 C8249 P8249 5 18 NOTES ...
Page 195: ...INSTRUCTION SET S3C8248 C8245 P8245 C8247 C8249 P8249 6 88 NOTES ...
Page 221: ...I O PORTS S3C8248 C8245 P8245 C8247 C8249 P8249 9 16 NOTES ...
Page 245: ...16 BIT TIMER 0 1 S3C8248 C8245 P8245 C8247 C8249 P8249 12 10 NOTES ...
Page 249: ...WATCH TIMER S3C8248 C8245 P8245 C8247 C8249 P8249 13 4 NOTES ...
Page 267: ...A D CONVERTER S3C8248 C8245 P8245 C8247 C8249 P8249 15 6 NOTES ...
Page 299: ...S3P8245 P8249 OTP S3C8248 C8245 P8245 C8247 C8249 P8249 21 8 NOTES ...
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