PC87109VBE Nuvoton Technology Corporation of America, PC87109VBE Datasheet - Page 40

• Manufacturer Part Number: PC87109VBE
• Description: IC CONTROLLER ADV UART 32-LQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of PC87109VBE

• Features: Transmit Deferral
• Number Of Channels: 2, DUART
• Fifo's: 16 Byte
• Voltage - Supply: 5V
• With Irda Encoder/decoder: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• Mounting Type: Surface Mount
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *PC87109VBE

3.8.3 RCCFG - CEIR Configuration Register
This register controls the basic operation of the CEIR mode.
After reset, all bits are set to 0.
Bits
Function
Reset State
B4-0
B7-5
MCFR [4-0] - Modulation Sub-carrier Frequency.
Selects the frequency for the CEIR modulation sub-carrier.
MCPW [2-0] - Modulation Sub-carrier Pulse Width.
Encoding
Encoding
00000
00001
00010
00011
00100
00101
00110
00111
01000
01001
01010
01011
01100
01101
01110
01111
10000
10001
10010
10011
10100
10101
10110
10111
11000
11001
11010
11011
11100
11101
11110
11111
000
001
010
011
100
101
110
111
R_LEN
B7
0
Low Frequency, TXHSC = 0
Low Frequency, TXHSC = 0
T_OV
B6
0
Reserved
Reserved
Reserved
30 kHz
31 kHz
32 kHz
33 kHz
34 kHz
35 kHz
36 kHz
37 kHz
38 kHz
39 kHz
40 kHz
41 kHz
42 kHz
43 kHz
44 kHz
45 kHz
46 kHz
47 kHz
48 kHz
49 kHz
50 kHz
51 kHz
52 kHz
53 kHz
54 kHz
55 kHz
56 kHz
56.9 kHz
Reserved
Reserved
Reserved
Reserved
Reserved
10.6 s
Figure 3-25. CEIR Configuration Register
6 s
7 s
9 s
(CEIR only)
RXHSC
B5
0
RCDM_DS
40
B4
0
High Frequency, TXHSC = 1
High Frequency, TXHSC = 1
(CEIR or Sharp-IR)
Reserved
Reserved
Reserved
400 kHz
Reserved
Reserved
Reserved
Reserved
450 kHz
Reserved
Reserved
480 kHz
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
0.8 s
0.9 s
1.0 s
B3
res
0
s
TXHSC
B2
0
RC_MMD1
B1
0
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RC_MMD0
B0
0