JVC MX-GC5

2. PIN DESCRIPTIONS
Table 1-1. S3C825A Pin Descriptions
Pin
Names
Pin
Type
Pin
Description
Circuit
Type
Pin
Numbers
Share
Pins
P0.0–P0.7 I/O 4-bit-programmable I/O port.
Input or push-pull, open-drain output and
software assignable pull-ups.
H-32 72–79
(74-80, 1)
SEG16
–
SEG23
P1.0–1.7 I/O 4-bit-programmable I/O port.
Input or push-pull, open-drain output and
software assignable pull-ups.
H-32 80, 1–7
(2-9)
SEG24
–
SEG31
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
I/O 1-bit-programmable I/O port.
Schmitt trigger input or push-pull, open-
drain output and software assignable pull-
ups.
P2.4–P2.7: Alternately used for external
interrupt input (Noise filters, interrupt
enable and pending control)
E-4 8 (10)
9 (11)
18 (20)
19 (21)
20 (22)
21 (23)
22 (24)
23 (25)
–
–
T2CLK
T2OUT
INT0/T0CLK
INT1/T1CLK
INT2/TAOUT
INT3/TBOUT
P3.0–P3.3 I/O F-16 25–28
(27–30)
AD0–AD3
P3.4
P3.5
P3.6
P3.7
E-4 30(32)
31(33)
32(34)
33(35)
–
T3CLK
T3OUT/T3PWM/T3CAP
T0OUT/T0PWM/T0CAP
P4.0–P4.7 I/O 1-bit-programmable I/O port.
Schmitt trigger input or push-pull, open-
drain output and software assignable pull-
ups.
P4.0–P4.7: Alternately used for external
interrupt input (Noise filters, interrupt
enable and pending control)
E-4 34–41
(36–43)
INT4–INT11
P5.0
P5.1
P5.2
P5.3
P5.4
P5.5
P5.6
I/O 1-bit-programmable I/O port.
Schmitt trigger input or push-pull, open-
drain output and software assignable pull-
ups.
E-4 42 (44)
43 (45)
44 (46)
45 (47)
46 (48)
47 (49)
48 (50)
SCK
SI
SO
BUZ
RXD
TXD
–
P6.0-P6.3 I/O H-32 52-55(54-57) COM0–COM3
P6.4–P6.7 56-59(58-61) COM4–COM7/
SEG0–SEG3
P7.0–P7.7 I/O H-32 60-67(62-69) SEG4–SEG11
P8.0–P8.3 I/O H-32 68-71(70-73) SEG12–SEG15
NOTE: Parentheses indicate pin number for 80-QFP-1420 package.
1-bit-programmable I/O port.
Schmitt trigger input or push-pull,
open-drain output, and software
assignable pull-ups.
4-bit programmable I/O port. Input or
push-pull, open-drain output and software
assignable pull-ups.
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