Zneo® z16f series mcus, Spare pins, Lcd control – Zilog Z8F0411 User Manual
Page 74: Zneo, Spare pins lcd control, Z16f series mcus
MDS General-Purpose Board Development Kit
User Manual
UM016905-1207
Appendix—MDS-PM Board Pin Maps
63
ZNEO
®
Z16F Series MCUs
Spare Pins
PC1_T1OUT and PJ0
LCD Control
The LCD has two different modes of operation, 4-bit bus mode and I
2
C
drive mode, controlled by jumper J26:
•
J26 OFF, LCD bus mode enabled
•
J26 ON, LCD I
2
C drive mode enabled
Bus Mode LCD Control
•
LCD_EN—PC0
_
T1IN
•
LCD_RS—PD1_PWML1
•
LCD_RW—PC6_T2IN_PWMH0
(Pin also controls red LED D2 on the processor module)
•
LCD_D4—PB6_ANA6
•
LCD_D5—PB2_ANA_M2
•
LCD_D6—PB1_ANA_M1
•
LCD_D7—PB0
_ΑΝΑ_Μ0
I
2
C Drive Mode LCD Control
U13 I
2
C bus address: 0100001 R/W.
•
LCD_EN—I
2
C bus expander address 1—D3
•
LCD_RS—PD1_PWML1
•
LCD_RW—PC6_T2IN_PWMH
0