MDM-1 LASCAR, MDM-1 Datasheet - Page 2

• Manufacturer Part Number: MDM-1
• Description: DISPLAY MODULE, MULTIFUNCTION
• Manufacturer: LASCAR

Specifications of MDM-1

• No. Of Digits / Alpha: 5
• Display Size: 47mm X 18mm
• Panel Cutout Height: 32mm
• Panel Cutout Width: 62mm
• Operating Temperature Range: 0°C To +50°C
• Svhc: No SVHC (18-Jun-2010)
• Backlight Current: 50mA
• Character Size: 12.7mm
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MDM-1
* Consult the IC manufacturer's datasheet for a full set of up-to-date technical specifications (see back page).
System Block Diagram (Example)
Technical Specifications
Module
Supply Voltage:
Supply Current:
Backlight Current:
Operating Temperature Range:
LCD
Segments:
Digit Height:
Viewing Angle:
Specifications liable to change without prior warning
Vpp/RESET
P I/O 0
P I/O 1
P I/O 2
P I/O 3
P I/O 4
P I/O 5
P I/O 6
P I/O 7
LED+
Vref+
A/D 1
A/D 2
A/D 3
PGM
PGD
Vref-
PGC
WR
V+
RD
0V
CS
5V d.c. (typ.)
Application dependent
50mA (typ.) @ 5V d.c.
74, duplexed
12.7mm (0.5")
6 o'clock
VDD
VSS
MCLR/Vpp
RB7
RB3
RB6
AN0
AN1
AN4
AN2
AN3
RD
WR
CS
RD0
RD1
RD2
RD3
RD4
RD5
RD6
RD7
Microprocessor
0 to 50°C
PIC
OSC 1
OSC 2
T0CKI
T1CKI
RB 2
RB 4
RB 5
SDO
SDA
RB0
RB1
RC1
RC2
SCK
RX
TX
MDM-1
Oscillator
Driver
LCD
Vref
Microprocessor*
Type:
Speed:
Program Memory:
Data Memory:
I/O Lines:
A/D Converter
Timers:
INT
I/O 1
PWM 1
PWM 2
TIMER 1
TIMER 2
RS232 Rx
RS232 Tx
SDO
I C SDA
I C SCK
2
2
Issue 8
October/2006
PIC 16F877
4 MHz
8k x 14-bit FLASH
368 bytes (RAM)
256 bytes (EEPROM)
Sink up to 25mA d.c.
Source up to 20mA d.c.
10-bit
8-bit & 16-bit
Footprint
RS 232
M.C.
Applies to MDM-1/3
RC0/T1OSO/T1CKI
Vpp/RESET
Not Used
Not Used
Not Used
No Equivalent
RE1/WR/AN6
RE0/RD/AN5
I C SCK
I C SDA
PWM 2
PWM 1
RE2/CS/AN7
2
P I/O 0
P I/O 1
P I/O 2
P I/O 3
2
RC7/RX/DT
RC6/TX/CK
RA4/T0CKI
A/D 1
A/D 2
Vref+
A/D 3
RS232 RX
RD7/PSP7
RD6/PSP6
RD5/PSP5
RD4/PSP4
I/O 1
RS232 TX
RB7/PGD
RB3/PGM
Vref-
SDO
RB6/PGC
TIMER 1
TIMER 2
INT
P I/O 7
P I/O 6
P I/O 5
P I/O 4
Equivalent PIC 16F877
LED+
PGM
PGD
PGC
VDD
WR
Pin Nomenclature
V+
VSS
RD
DIL Programming
0V
CS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Module IDC
Connector
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
Header
10
12
14
16
18
20
22
24
26
28
30
32
34
10
12
14
16
18
20
22
24
26
28
30
32
34
2
4
6
8
2
4
6
8
Vpp/RESET
A/D 1
A/D 2
Vref-
Vref+
A/D3
I/O 1
INT
SDO
I C SCK
I C SDA
PWM 2
PWM 1
P I/O 0
P I/O 1
P I/O 2
P I/O 3
MCLR/Vpp/THV
RA0/AN0
RA1/AN1
RA2/AN2/VREF-
RA3/AN3/VREF+
RA5/AN4/SS
RB1
RB0/INT
RC5/SDO
RC3/SCK/SCL
RC4/SDI/SDA
RC1/T1OSI/CCP2
RC2/CCP1
RD0/PSP0
RD1/PSP1
RD2/PSP2
RD3/PSP3
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
2
2
PGD
PGC
RS232 RX
RS232 TX
PGM
TIMER 1
TIMER 2
LED+
V+
0V
RD
WR
CS
P I/O 7
P I/O 6
P I/O 5
P I/O 4
Not Used
Not Used
Not Used
Pin Functions
Power Supply
Positive supply input
Negative supply input
LED backlighting supply
Programming
Programming voltage input
Low voltage programming input
S
Serial programming clock
Positive supply voltage
Negative supply voltage
Analogue Measurement
Measurement input 1
Measurement input 2
Measurement input 3
Negative voltage reference input
Positive voltage reference input
Counter/Timers
8-bit Counter/Timer
16-bit Counter/Timer
Pulse Width Modulators
PWM Channel 1
PWM Channel 2
Parallel Port
I/O line 0
I/O line 1
I/O line 2
I/O line 3
I/O line 4
I/O line 5
I/O line 6
I/O line 7
Chip Select
Write
Read
Serial Coms Ports
SDO
I C Clock
I C Data
RS232 Transmit
RS232 Receive
Interrupt & I/O
External interrupt
General I/O port
erial programming data
(overview)
IDC
IDC
IDC
IDC
IDC
IDC
IDC
IDC
17
19
15
17
19
12
10
11
13
26
24
28
30
32
34
33
31
29
27
25
23
21
18
20
22
16
14
2
9
1
3
4
6
8
7
5
DIL
DIL
DIL
DIL
DIL
DIL
DIL
DIL
32
31
33
36
40
39
32
31
35
34
13
12
14
15
16
17
24
25
26
27
28
29
30
10
11
37
38
1
2
3
7
4
5
9
8
6
Name
V+
0V
LED+
Name
Vpp/RESET
PGM
PGD
PGC
V+
0V
Name
A/D 1
A/D 2
A/D 3
Vref-
Vref+
Name
TIMER 1
TIMER 2
Name
PWM 1
PWM 2
Name
P I/O 0
P I/O 1
P I/O 2
P I/O 3
P I/O 4
P I/O 5
P I/O 6
P I/O 7
CS
WR
RD
Name
SDO
I C SCK
I C SDA
RS232 TX
RS232 RX
Name
INT
I/O 1
.
.
.
.
.
.
.
.