View BL55072A_9036145.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

BL55072A lcd segment driver shanghai belling corp., ltd 1 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn ? lcd ? BL55072A BL55072A ????? 4 3 6 144 ??????? / ???? BL55072A ????????? i2c ? ? ? common 4 ? segment 3 6 ? ?? 3 6 * 4 = 144 bit ? 2 ??? scl sda ? ?? ? ?? 1/ 3 bias 1/2 bias 1/ 4 duty buffer amp ? ??? ? ? ? ?y? ? ? ? vdd ? 2.5v~5.5v ? ? emc ? tssop48 ?? ? ? ??? ? ? ?? ?? 16 sda ?? 15 scl ??? 1 1 v dd ? 10 v lcd ? ? 12 v ss ? 1 - 5 18 - 48 seg0 - 3 5 segment 6 - 9 com 0 - 3 com 13 test1 test ??? vss 14 oscio ????? vss 17 nc ? ? vss 1
BL55072A lcd segment driver shanghai belling corp., ltd 2 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn ? ? 1 ?? ?
BL55072A lcd segment driver shanghai belling corp., ltd 3 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn 1. ? BL55072A ? lcd ? lcd ??? lcd ???? osc= 25.6 khz ? ? / i2c ???y? ?? 2. ?? BL55072A 3 6 s eg 0 -- s eg 3 5 4 com 0 com 3 ? lcd ? 3 6 ?? ???? BL55072A 1 / 4 1/ 3 ??? 1 /2 ??? ? ? ?? ? ?????? c om0 c om1 c om2 c om3 00h s eg0 a b c d 01h s eg1 e f g h 02h s eg2 i j k l 03h s eg3 m n o p 22h s eg35 23h s eg36 2 3. ? - ?? 4 ?????? BL55072A ? 01111100 ? ? ? ?? r/w ? ? 01111101 ?? 01111100 ?? ??? c ?????? c= 1 ?????? c= 0 ?????????????? ? ? dis play data ??? ? ???????????? ??? BL55072A ? a ????? ???? p ? 3
BL55072A lcd segment driver shanghai belling corp., ltd 4 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn ? 4 4. BL55072A ? BL55072A 6 ? BL55072A ???? c c=1 ???? c=0 ???? ???? BL55072A 6 1 modeset display on/off, 1/2 or 1/3 bias 2 adset a ddress[4:0] set dram address 00h to 23h reg address 24h to 25h 3 disctl frame frequency, drive mode control , power save mode 4 icset a ddress[5] set software reset , internal/external clock 5 blkctl blink off/0.5s/1s/2s/3s/5s blink 6 apctl all pixels on/off during display on ? mode set ?? c 1 0 * display bias * * default c 1 0 * 0 0 * * [3] disp lay on and off 0 C display off default 1 C display on [2] bias control 0 C 1/3 bias default
BL55072A lcd segment driver shanghai belling corp., ltd 5 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn 1 C 1/2 bias adset ? c 0 0 a ddr[4 0] default c 0 0 0 0 0 0 0 bit [4 0 ] ?? a ddr[4 0] ?? a ddr[ 5 ] ? icset bit2 ?? /command ??? /command ?? ?? 0_00000 ~ 1_00011 ?? 0_00000 ?? 0_00000 ~ 1_00101 ?? 0_00000 icset[2]_adset[4:0] write read 0_00000 ~ 1_00011 new address 1_00100 ~ 1_00101 l ast address new address 1_00110 ~ 1_11111 0_00000 disctl ? c 0 1 fr[1 0] dm sr[1 0] default c 1 1 0 0 0 1 0 [4 3 ] frame frequency control fr 00 - 80hz default 01 - 71 hz 10 - 64hz 11 - 5 3 hz [2] lcd drive mode control dm 0 C line inversion mode default 1 C frame inversion mode [1 0] power save mode control sr 00 C power save mode 1 01 C power save mode 2 10 C normal mode default 11 C high power mode icset ? c 1 1 0 1 a ddr[ 5 ] softrst oscmode d efault c 1 1 0 1 0 0 0 [ 2 ] addr[ 5 ] ? [1 ] software reset 0 C no operation default
BL55072A lcd segment driver shanghai belling corp., ltd 6 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn 1 C software reset [0 ] oscillator mode control 0 C inner oscillator default oscin pin connec ted to vss pin. 1 C outside oscillator oscin pin connected to outside clock signal. blkctl ? ? ? c 1 1 1 0 blk [ 2 0] default c 1 1 1 0 0 0 0 [ 2 0] blinking control 00 0 C blinking off 0 0 1 C 0.5 hz 0 10 C 1 hz 0 11 C 2 hz 10 0 C 0.3 hz 10 1 C 0. 2 hz apctl ?? ? ? c 1 1 1 1 1 apon apoff default c 1 1 1 1 1 0 0 ????? display on ?? [1] all pixel on control 0 C normal d efault 1 C all pixel on [0] all pixel off control 0 C normal default 1 C all pixel off apon apoff ? 1 ??? apoff ? apon 5 ? id icset ad[5] adset ad[4:0] data data 01111100 11101000 00000000 xxxxxxxx xxxxxxxx 6 ? id icset ad[5 ] adset ad[4:0] id data data 01111100 11101000 10000000 01111101 7 ? id icset adset id data
BL55072A lcd segment driver shanghai belling corp., ltd 7 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn ad[5] ad[4:0] 01111100 1110110 10000100 01111101 24h 01111100 1110110 10000101 01111101 25h 24h [ 7 6 ] ** [ 5 ] bias control setting [ 4 ] oscillator mode control setting [ 3 ] software reset setting [ 2 0] blinking control setting 25h [ 7 6 ] frame frequency control fr setting [ 5 4 ] power save mode control sr setting [ 3 ] lcd drive mode control dm setting [ 2 ] display on and off setting [1] a ll pixel on control setting [0] a ll pixel off control setting 8 . BL55072A ?
BL55072A lcd segment driver shanghai belling corp., ltd 8 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn 4 ? power on wait 100us stop start slave address 0 1 1 1 1 1 0 0 7c ap ctl 1 1 1 1 1 1 1 1 s et all pixels off modeset 1 1 0 0 1 0 0 0 s et display on icset 1 1 1 0 1 0 1 0 s oftware reset disct 1 0 1 1 0 1 1 0 s et power save mode icset 1 1 1 0 1 0 0 0 s et msb of ram address adset 0 0 0 0 0 0 0 0 s et ram address display data * * * * * * * * stop display on start slave address 0 1 1 1 1 1 0 0 7c disct 1 0 1 1 0 1 1 0 s et power save mode blkctl 1 1 1 1 0 0 0 0 s et blink ap ctl 1 1 1 1 1 1 0 0 c lose all pixels on/off function modeset 1 1 0 0 1 0 0 0 s et display on stop start slave address 0 1 1 1 1 1 0 0 7c disct 1 0 1 1 0 1 1 0 s et power save mode blkctl 1 1 1 1 0 0 0 0 s et blink ap ctl 1 1 1 1 1 1 0 0 c lose all pixels on/off function modeset 1 1 0 0 1 0 0 0 s et display on icset 1 1 1 0 1 0 0 0 s et msb of ram address adset 0 0 0 0 0 0 0 0 s et ram address display data * * * * * * * * stop display off start slave address 0 1 1 1 1 1 0 0 7c modeset 1 1 0 0 0 0 0 0 s et display o ff stop
BL55072A lcd segment driver shanghai belling corp., ltd 9 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn lcd ? ? 5
BL55072A lcd segment driver shanghai belling corp., ltd 10 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn ? 6 o c min typ max vdd ? 2.5 5.5 v vlcd ? ? 0 vdd - 2.4 v ist ? ???? 0.5 5 a idd vdd= 3.3v vlcd= 0 v t=25 power save mode1 fr=80hz 1/ 3 bias frame inverse 7.5 20 a fclk ?? vdd=3.3v fr=80hz 56 80 104 hz v cm ? c cm =32nf,com0 com3 - 20 +20 mv
BL55072A lcd segment driver shanghai belling corp., ltd 11 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn v s cs=4.7nf,seg0 seg35 - 20 +20 mv 5 note: ? ??? vdd=3.3v,vlcd=0v,ta=25 ? ? 7 ? tssop48
BL55072A lcd segment driver shanghai belling corp., ltd 12 / 12 v1. 0 1 810 yishan rd., shanghai, china. zip : 200233 tel: 021 - 24261000 www.belling.com.cn ? 8

▲Up To Search▲

Price & Availability of BL55072A

	To Download BL55072A Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .