HCS361-IP Microchip Technology, HCS361-IP Datasheet - Page 18

• Manufacturer Part Number: HCS361-IP
• Description: KEELOQ CODE HOPPING ENCODER
• Manufacturer: Microchip Technology

HCS361
FIGURE 8-3:
FIGURE 8-4:
FIGURE 8-5:
FIGURE 8-6:
FIGURE 8-7:
FIGURE 8-8:
DS40146C-page 18
Header
bit
Wakeup
1 0
0 1
Note:
LSB
Bit 0
0
2
Encrypted Data
Bit 1
The bit values are only shown as an example.
PWM PREAMBLE/HEADER FORMAT
PWM DATA WORD FORMAT
VPWM FORMAT SUMMARY (VPWM = 1)
VPWM WAKEUP FORMAT
VPWM PREAMBLE/HEADER FORMAT
VPWM DATA WORD FORMAT
1
3
Encrypted Data
Wakeup
Bit 30 Bit 31 Bit 32 Bit 33
Dead Time
28 29 30 31
1 0 1
30Te
30Te
252 T
MSB
Preamble
Preamble
E
1
LSB
28 29
1 0
Serial Number
T
E
30
0
Preliminary
Bit 58 Bit 59
Preamble
31
1
Serial Number
MSB
56 57
1 0
Bit 60 Bit 61 Bit 62 Bit 63 Bit 64 Bit 65
SPM = 0
SPM = 0
SPM = 1
SPM = 1
S3
10Te
10Te
Fixed Code Data
58
0
Function Code
Header
S0
59
1
S1
60 61
1 0
Function Code
Encrypt
256 T
Dead Time
S2
62
0
E
Status
V
1996 Microchip Technology Inc.
LOW
10Te
10Te
63
Header
Header
1
Serial Number Function
CRC0 CRC1
64 65
1 0
V
LOW
CRC
CRC
66
1
Bit 66
V
LOW
Guard
Time
CRC