ARM ARM DUI 0224I 14 2.2 inch LCD Control Register Sysclcdser, Boot Select Register, Sysbootcs

Models: ARM DUI 0224I

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Programmer’s Reference

4.3.142.2 inch LCD Control Register SYS_CLCDSER

The SYS_CLCDSER register at 0x10000054 controls the interface to the serial power-on logic in the 2.2inch display on the LCD adaptor board. See Table 4-15 and LCD power control on page C-7. Use this register to configure the 2.2inch display at power-on.

 

 

Figure 4-15 SYS_CLCDSER

 

 

Table 4-15 SYS_CLCDSER register

 

 

 

Bits

Access

Description

 

 

 

[31:7]

-

Reserved. Use read-modify-write to preserve value.

 

 

 

[6]

Read

Serial data in (LCDSD0IN)

 

 

 

[5]

Read/write

Serial data out (LCDSD0OUT)

 

 

 

[4]

Read/write

Serial data direction control (LCDSD0OUTnIN)

 

 

 

[3]

Read/write

Device selection control (LCDXCS)

 

 

 

[2]

Read/write

Write data control (LCDXWR)

 

 

 

[1]

Read/write

Read data control (LCDDXRD)

 

 

 

[0]

Read/write

Data or command control (LCDDATnCOM)

 

 

 

4.3.15Boot Select Register, SYS_BOOTCS

This read-only SYS_BOOTCS register at 0x10000058 returns the settings of the S1 configuration switches. The function of the register bits are shown in Table 4-16 on page 4-35. If a switch is ON, the corresponding signal is 1. See also Configuration and initialization on page 4-9 and Configuration control on page 3-7.

4-34

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ARM DUI 0224I

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ARM ARM DUI 0224I manual 14 2.2 inch LCD Control Register Sysclcdser, Boot Select Register, Sysbootcs, Sysclcdser register