DVD 29 - Harman Kardon Audio Service Manual (repair manual). Page 47

Read Harman Kardon DVD 29 Service Manual online

ST72F324L, ST72324BL
9/151
PIN DESCRIPTION (Cont’d)
For more details, refer to 
“ELECTRICAL CHARACTERISTICS” on page 110
Legend / Abbreviations fo
Table 1
:
Type: 
I = input, O = output, S = supply
In/Output level: C = CMOS 
C
T
= CMOS with input trigger
Output level: 
HS = high sink (on N-buffer only)
Port and control configuration:
–  Input:
float = floating, wpu = weak pull-up, int = interrupt
 1)
, ana = analog ports
–  Output: 
OD = open drain
 2)
, PP = push-pull
Refer to 
“I/O PORTS” on page 39
 for more details on the software configuration of the I/O ports.
The RESET configuration of each pin is shown in bold. This configuration is valid as long as the device is
in reset state.
Table 1. Device Pin Description 
Pin n°
Pin Name
Type
Level
Port
Main
function
(after
reset)
Alternate Function
TQFP44
TQFP32
SDIP32
Input
Output
Input
Output
fl
oat
wpu
int
ana
OD
PP
6 30 1
PB4 (HS)
I/O C
T
HS
X
ei3
X
X
Port B4
7 31 2
PD0/AIN0
I/O C
T
X
X
X
X
X
Port D0
ADC Analog Input 0
8 32 3
PD1/AIN1
I/O C
T
X
X
X
X
X
Port D1
ADC Analog Input 1
9
PD2/AIN2
I/O C
T
X
X
X
X
X
Port D2
ADC Analog Input 2
10
PD3/AIN3
I/O C
T
X
X
X
X
X
Port D3
ADC Analog Input 3
11
PD4/AIN4
I/O C
T
X
X
X
X
X
Port D4
ADC Analog Input 4
12
PD5/AIN5
I/O C
T
X
X
X
X
X
Port D5
ADC Analog Input 5
13 1
4
V
AREF
S
Analog Reference Voltage for ADC
14 2
5
V
SSA
S
Analog Ground Voltage
15 3
6
PF0/MCO/AIN8
I/O C
T
X
ei1
X
X
X
Port F0
Main clock 
out (f
OSC
/2)
ADC Analog
Input 8
16 4
7
PF1 (HS)/BEEP
I/O C
T
HS
X
ei1
X
X
Port F1
Beep signal output
17
PF2 (HS)
I/O C
T
HS
X
ei1
X
X
Port F2
18 5
8
PF4/OCMP1_A/
AIN10
I/O C
T
X
X
X
X
X
Port  F4
Timer A Out-
put Com-
pare 1
ADC Analog
Input 10
19 6
9
PF6 (HS)/ICAP1_A
I/O C
T
HS
X
X
X
X
Port F6
Timer A Input Capture 1
20 7 10
PF7 (HS)/
EXTCLK_A
I/O C
T
HS
X
X
X
X
Port  F7
Timer A External Clock 
Source
21
V
DD_0
S
Digital Main Supply Voltage
22
V
SS_0
S
Digital Ground Voltage
23 8 11
PC0/OCMP2_B/
AIN12
I/O C
T
X
X
X
X
X
Port  C0
Timer B Out-
put Com-
pare 2
ADC Analog
Input 12
24 9 12
PC1/OCMP1_B/
AIN13
I/O C
T
X
X
X
X
X
Port  C1
Timer B Out-
put Com-
pare 1
ADC Analog
Input 13
1
harman/kardon
DVD 29/230 Service Manual
Page 47 of 55
Page of 55
Display

Click on the first or last page to see other DVD 29 service manuals if exist.