STM86312_06 datasheet(10/24 Pages) STMICROELECTRONICS

Part #	STM86312

Description	1/4 to 1/11-duty VFD controller/driver

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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10 / 24 page

Display RAM address and display mode

STM86312

10/24

Display RAM address and display mode

The display RAM stores the data transmitted from an external device to the STM86312

through the serial interface; addresses are as follows, in 8-bits unit:

Note:

"0" in memory means VEE on output; "1" in memory means VDD on output.

The key matrix is of 6 x 4 configuration, as shown below

Figure 3.

Key matrix and key-input data storage RAM

RAM stores addresses

Seg1

Seg4

Seg8

Seg12

Seg16

00 HL

00 HU

01 HL

01 HU

DIG1

02 HL

02 HU

03 HL

03 HU

DIG2

04 HL

04 HU

05 HL

05 HU

DIG3

06 HL

06 HU

07 HL

07 HU

DIG4

08 HL

08 HU

09 HL

09 HU

DIG5

0A HL

0A HU

0B HL

0B HU

DIG6

0C HL

0C HU

0D HL

0D HU

DIG7

0E HL

0E HU

0F HL

0F HU

DIG8

10 HL

10 HU

11 HL

11 HU

DIG9

12 HL

12 HU

13 HL

13 HU

DIG10

14 HL

14 HU

15 HL

15 HU

DIG11

XX HL

XX HU

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