ace1501 Fairchild Semiconductor, ace1501 Datasheet - Page 20

• Manufacturer Part Number: ace1501
• Description: Ace1501 Product Family Arithmetic Controller Engine Acex ?for Low Power Applications
• Manufacturer: Fairchild Semiconductor

ACE1501 Product Family Rev. 1.1
Figure 22. Bit Period Configuration (BPSEL) Register
Figure 23. HBC Control (HBCNTRL) Register
Figure 24. HBC signals for one byte message in PWM format
Figure 25. Sending series of encoded messages
OCFLAG
START/STOP
START/STOP
Bit 7
Bit 7
0
OCFLAG
TXBUSY
ShiftCLK
CLOCK
Output
OCFLAG
G2/G5
TXBUSY
Condition:
BPSEL = 0x12 [ "1", " 0 " = 3 * IR/RF Clocks]
DAT0 = 0x52
No. bit to encode = 8 (HBCNTRL = XXXX0111b)
DAT0
IR/RF
CLOCK
Bit 7
ShiftCLK
Output
G2/G5
Conditions:
BPSEL = 0x12 [ "1", " 0 " = 3 * IR/RF Clocks]
DAT0 = 0x52 , 0x92
No. bit to encode = 8 (HBCNTRL = XXXX0111b)
DAT0
IR/RF
Bit 7
IOSEL
Bit 6
Bit 6
"0"
0
"0"
"0"
"1"
START / STOP
Bit 5
Bit 5
"0"
"0"
"1" "0"
"1"
BPL[2:0]
"0"
TXBUSY
Bit 4
Bit 4
"1"
"0"
"0"
20
"1"
Software must set the START bit while OCFLAG is set in
order to send another message without introducing a delay.
Bit 3
Bit 3
"1"
"0"
0
"0"
"1"
"0"
Bit 2
Bit 2
"0"
"0"
"0"
"1"
FRAME[2:0]
BPH[2:0]
Bit 1
Bit 1
"0"
"1"
STOP bit clear,
transmission ends.
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"0"
Bit 0
Bit 0