Differences
This shows you the differences between two versions of the page.
| Both sides previous revisionPrevious revision | |||
| en:hardware:homelab:lcd [2010/04/13 10:39] – raivo.sell | en:hardware:homelab:lcd [2010/10/28 00:52] (current) – removed raivo.sell | ||
|---|---|---|---|
| Line 1: | Line 1: | ||
| - | ====== LCD module ====== | ||
| - | LCD module is a combination of connectors of Digital i/o module and two different LCD displays. Digital i/o module can provide two voltage level connections for the LCDs. Alphanumeric LCD which is working on the 5 V level and graphical LCD which is working on the 3.3 V level. The back-light intensity of alphanumeric LCD is regulated with small potentiometer (LCD_BG) on the digital i/o board and graphical LCD back-light can be controlled by the software. Both LCD displays are connected to the port PA but only one at a time. | ||
| - | |||
| - | |||
| - | ===== Connecting the LCD module ===== | ||
| - | |||
| - | It is suggested to follow the order below, for connecting the module. Before connecting any cable make sure that the power is removed from Controller board. | ||
| - | |||
| - | - Connect the Digital i/o module with Controller module by using the ribbon cable. | ||
| - | - Connect LCD module with Digital i/o module (only one at a time) | ||
| - | - If needed connect the JTAG programmer with Controller module. | ||
| - | - Connect the power supply with Controller module. | ||
| - | |||
| - | [{{: | ||
