LM1237BDKD/NA/NOPB National Semiconductor, LM1237BDKD/NA/NOPB Datasheet - Page 27

• Manufacturer Part Number: LM1237BDKD/NA/NOPB
• Manufacturer: National Semiconductor

Specifications of LM1237BDKD/NA/NOPB

• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Package Type: MDIP
• Lead Free Status / RoHS Status: Compliant

Display Page RAM
Notes:
• Every row must begin with an attribute and an SL value. Display Page RAM memory location 0x8000 will always be associated
• If an I
• Every row except the last row of a Display Window must end with an RE character. The character immediately after an RE
• The last row in a Display Window must be a WE character. The WE character must NOT follow an RE character.
• Table 11. Example 2 (Five Sequences) is the data sent to the LM1237 for the entire image, in five transmissions.
with the SL of row 0 of Display Window # 1.
attribute.
character is always the SL value for the next row.
Data Sent
0xBA
0xBA
0x00
0x80
0x00
0x02
0x02
0x03
0x04
0x01
0x05
0x80
0x01
0x03
2
C transmission finishes without an RE (in the middle of a row) the first byte sent in the next I
I
Chip address (See the Microcontroller Interface Section)
Address LSB
Address MSB
Use Attribute table 0x00 for the following characters
Skip 2 lines Command
Character “A”
Character “B”
Character “C”
Row-End (RE) Command
I
I
Chip address (See the Microcontroller Interface Section)
Address LSB
Address MSB
Use Attribute table 0x01 for the following characters
Skip 3 lines Command
2
2
2
C start condition (See the Microcontroller Interface Section)
C stop condition (See the Microcontroller Interface Section)
C start condition (See the Microcontroller Interface Section)
(Continued)
TABLE 11. Example 2 (Five Sequences)
FIGURE 22. Example 2 OSD
Description
27
20023433
2
C transmission is the
RAM Address
0x8000
0x8001
0x8002
0x8003
0x8004
0x8005
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