Intel
®
PXA27x Processor Developer’s Kit - User’s Guide
57
3.2.2.5
Miscellaneous Write Register 1 (MSCWR1)
MSCWR1, defined in
, allows software to control the peripherals and functions listed in
the table.
Note:
Ignore reads from reserved bits. Write 0b0 to reserved bits.
Table 22. MSCWR1 Bit Definitions (Sheet 1 of 2)
Physical Address: 0x0800_0080
MSCWR1
Intel
®
PXA27x Processor Developer’s Kit
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Name
CA
MER
A
_ON
CAME
RA_SEL
L
CD_CT
L
MS_ON
MMC_ON
MS_SEL
BB_SEL
nB
T_O
F
F
BT
DTR
IrDA_MD
IRDA_F
IR
G
R
EENLED
reserved
MTR_ON
SYSRESET
Reset
0
0
0
0
0
0
0
0
0
0
1
0
0
?
0
0
Bits
Name
Access
Description
15
CAMERA_ON
R/W
Camera Interface Power Control
0 = power off
1 = power on
14
CAMERA_SEL
R/W
Camera Interface Mux control
0 = Signals are routed to SSP1, USIM and PWM1
1 = Signals are routed to the Camera Interface
13
LCD_CTL
R/W
General-purpose LCD control signal — use varies with the LCD module being used
12
MS_ON
R/W
Memory Stick* power control:
0 = power off
1 = power on
11
MMC_ON
R/W
MultiMediaCard* power control:
0 = power off
1 = power on
10
MS_SEL
R/W
SD/Memory Stick* multiplexer control:
0 = Signals are routed to the SD/MMC socket.
1 = Signals are routed to the Memory Stick* socket.
9
BB_SEL
R/W
PCMCIA/Baseband multiplexer control:
0 = Signals are routed to the PCMCIA sockets.
1 = Signals are routed to the Baseband/SSP header.
8
nBT_OFF
R/W
Bluetooth* UART transceiver control:
0 = transceiver off
1 = transceiver on
7
BTDTR
R/W
Bluetooth* UART Data Terminal Ready (DTR):
0 = false
1 = true
6:5
IrDA_MD
R/W
IrDA transceiver mode control:
00 — full distance power
01 — shut down
10 — 2/3 distance power
11 — 1/3 distance power
4
IrDA_FIR
R/W
IrDA transceiver SIR/FIR control:
0 = SIR (slow)
1 = FIR (fast)