參數(shù)資料
型號: HCD66710A00
廠商: Hitachi,Ltd.
英文描述: (Dot Matrix Liquid Crystal Display Controller/Driver)
中文描述: (點陣式液晶顯示控制器/驅動器)
文件頁數(shù): 42/73頁
文件大小: 507K
代理商: HCD66710A00
HD66710
332
2) Interface to 4-Bit MPUs
HD66710 can interface to 4-bit MCU through I/O port. 4-bit data for high and low order must be
transferred twice continuously. The DL bit in function set selects the interface data length.
E
Internal
signal
DB7
Internal operation
Instruction
write
Busy flag check
Busy flag check
Instruction
write
RS
IR7
Busy
Not
Busy
IR3
AC3
AC3
D7
D3
R/W
Figure 18 Example of 4-Bit Data Transfer Timing Sequence
D15
D14
D13
R10–R13
RS
R/W
E
DB4 –DB7
HMCS4019R
HD66710
4
COM1–
COM16
SEG1–
SEG40
16
40
Connected to
the LCD
Figure 19 Interface to HMCS4019R
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