micrf405 Micrel Semiconductor, micrf405 Datasheet - Page 34

• Manufacturer Part Number: micrf405
• Description: Micrf405 290mhz To 980mhz Ism Band Ask/fsk Transmitter
• Manufacturer: Micrel Semiconductor

April 2006
Bit Description
The 5 last bytes (0011001-0011101) are valid instantly, in other words, no load pulse (raising SEN) is needed to
activate the changes.
Micrel
0000000
0000001
0000010
0000011
0000100
0000101
0000110
0000111
0001000
0001001
0001010
0001011
0001100
0001101
0001110
0001111
0010000
0010001
0010010
0010011
0010100
0010101
0010110
0010111
0011000
0011001
0011010
0011011
0011100
0011101
A6..A0
Adr
Mode1
0
0
1
1
INT_LF_TEST=0
LowBatt_level=0
VCO_Fr_Chk=0
LF_High_PM=1
ASK_PN_en=0
LowBatt_en=1
INT_LF_EN=1
VCO_freq_O2
SyncID3_7=1
SyncID2_7=1
SyncID1_7=1
SyncID0_7=1
Bit_IO_en=1
ClkOut_1=0
PA_IB3=1
Mod_I4=0
Mode1=0
ASKn1=1
DATA_7
N0_7=0
M0_7=0
N1_7=0
M1_7=0
D7
‘0’
-
-
-
-
-
-
Mode0
0
1
0
1
Manchester_en=0
VCO_Fr_Auto=0
Prescaler_Sel=0
Freq_Band1=0
VCO_freq_O1
SyncID3_6=1
SyncID2_6=1
SyncID1_6=1
SyncID0_6=1
CP_CUR1=0
LF_CAP1=1
ClkOut_0=0
VCO_IB2=0
ASK_EN=0
LDO_by=0
PA_IB2 =0
Mod_I3=1
Mode0=1
ASKn0=0
DATA_6
N0_6=1
M0_6=0
N1_6=1
M1_6=0
D6
-
-
-
-
-
-
Freq_Band0=1
ASKshape2=1
ASKClk_K5=1
VCO_freq_O0
FSKClk_K5=1
SyncID3_5=1
SyncID2_5=1
SyncID1_5=1
SyncID0_5=1
Sel_CRC1=1
CP_CUR0=1
XCO_Fast=1
LDO_en1=1
LF_CAP0=1
VCO_IB1=0
PA_IB1=0
Mod_I2=0
FSKn2=1
DATA_5
N0_5=1
M0_5=1
N1_5=1
M1_5=1
A0_5=0
A1_5=0
PA2=1
D5
-
-
-
-
Transmit mode
Power down
Table 20. Main Mode.
Standby
State
LF_RES1_4=0
LF_RES3_4=0
FSKClk_K4=1
ASKshape1=1
ASKClk_K4=1
VCO_freq2=0
SyncID3_4=0
SyncID2_4=0
SyncID1_4=0
SyncID0_4=0
Sel_CRC0=1
XCOtune4=1
LDO_en0=1
VCO_IB0=0
Mod_I1=0
PA_IB0=1
FSKn1=0
M0_4=0
M1_4=0
DATA_4
A0_4=0
N0_4=1
A1_4=1
N1_4=0
PA1=1
D4
-
-
-
-
34
Data
MOD_LDc_en=0
SyncID_Len1=0
LF_RES1_3=1
LF_RES3_3=0
ASKshape0=1
ASKClk_K3=0
FSKClk_K3=0
VCO_freq1=1
SyncID3_3=0
SyncID2_3=0
SyncID1_3=0
SyncID0_3=0
XCOtune3=0
PAB_IB3=1
VCO_by=0
Mod_I0=1
N0_11=0
M0_11=0
N1_11=0
M1_11=0
FSKn0=0
DATA_3
N0_3=0
M0_3=0
N1_3=1
M1_3=0
A0_3=1
A1_3=1
PA0=1
D3
SyncID_Len0=1
PA_FEc_en=0
LF_RES1_2=0
LF_RES3_2=1
FSKClk_K2=1
ASKClk_K2=1
VCO_freq0=1
SyncID3_2=1
SyncID2_2=1
SyncID1_2=1
SyncID0_2=1
ClkOut_en=1
XCOtune2=0
PAB_IB2=0
Mod_A2=0
Mod_F2=1
OUTS2=0
M0_10=0
M1_10=0
N0_10=0
N1_10=0
DATA_2
M0_2=0
M1_2=0
ASK2=1
A0_2=1
N0_2=0
A1_2=1
N1_2=1
VC_HI
Keeps Register configuration
D2
Crystal Oscillator running
Transmit mode
Comments
Pream_Len1=1
Modulation1=1
LF_RES1_1=0
LF_RES3_1=0
PA_LDc_en=0
ASKClk_K1=0
FSKClk_K1=0
SyncID3_1=0
SyncID2_1=0
SyncID1_1=0
SyncID0_1=0
XCOtune1=0
Sync_en=1
PAB_IB1=0
Mod_A1=1
Mod_F1=0
OUTS1=0
ASK1=1
DATA_1
N0_9=0
N0_1=1
M0_9=0
M0_1=0
N1_9=0
N1_1=1
M1_9=0
M1_1=0
A0_1=1
A1_1=1
VC_LO
D1
MICRF405
Pream_Len0=0
Modulation0=0
LF_RES1_0=1
LF_RES3_0=1
FSKClk_K0=0
ASKClk_K0=0
SyncID3_0=1
SyncID2_0=1
SyncID1_0=1
SyncID0_0=1
XCOtune0=0
[phone]
LOW_BATT
M9999-041906
PAB_IB0=1
Load_en=1
Mod_A0=1
Mod_F0=0
OUTS0=0
LD_en=1
DATA_0
M0_8=0
M0_0=1
M1_8=0
M1_0=0
ASK0=1
A0_0=0
N0_8=0
N0_0=1
A1_0=1
N1_8=0
N1_0=1
D0