BiPOM Electronics MINI-MAX/ARM-C, Техническое руководство

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8
LCD Connector
LCD connector serves various types of character and graphic LCD modules.
Alternatively LCD port can be used as a 6-bit general purpose I/O. Contrast is a 10-bit analog PWM output to
adjust the contrast of the LCD display under software control. Alternatively it can be used as a general
purpose analog output. Contrast, PB4, PD0, PD1, PD2, and PD5 lines are driven by the 2
nd
AVR
microcontroller by I2C interface.
LCD Connector (J4)
Signal Pin Pin Signal
Ground (GND) 1 2 VCC (+5V)
Contrast (VEE) 3 4 P0.17 (STROBE)
PB4 (READ) 5 6 P0.18 (CTRL)
PD5 (LD4) 7 8 PD1 (LD5)
PD0 (LD6) 9 10 PD2 (LD7)
P0.19 (LD0) 11 12 P0.21(LD1)
P0.22 (LD2) 13 14 P0.23 (LD3)
Table 2
Figure 3