1. multi-interface : rs232/spi/i2c(usb optional) 2. cob with metal frame 3. 5x7 dots with cursor 4. built-in controller st7066 or equivalent 5. 1/16 duty cycle 6. backlight : led edge/array 7. 5v single power supply 8. contrast/backlight adjustment by program 180.0 x 40.0 149.0 x 23.0 1.12 x 1.12 6.0 x 9.66 input voltage supply current with backlight vdd idd 5.0(typ.) 380(max.) ,yellow green 1 2 3 4 5 6 7 8 tx rx vss vdd sda scl sdo /cs rs-232 level output port. rs-232 level input port ground. system power supply input. i2c: data input/output for the i 2 c spi: serial data input i2c: clock input for the i 2 c spi: serial clock input spi: serial data output spi: chip select mlcm bc2002bi 50(max.),white a k 1 2 7 8 1 3 5 2 4 j5 dot size scale 2.5/1 1.12 1.22 6.0 1.2 1.12 1.22 9.66 1.32 13.4 1.6 9.3 142.8 aa 149.0 va 161.4 180.00.5 20.6 aa 23.0 va 36.4 40.00.5 172.0 13.0 5.0 9.7 8.5 1.8 19.6 16.5 10.3 4- ? 3.5 pth 4- ? 6.5 pad 13.5 inetrface scale 2/1 4.0 17.5 4.0 1 2 7 8 j1 12.38 p2.54*3=7.62 4.0 2.54 j1
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