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參數資料
型號: W83791SD
廠商: WINBOND ELECTRONICS CORP
元件分類: 音頻合成
英文描述: H/W MONITORING IC
中文描述: SPEECH SYNTHESIZER, PQFP48
封裝: LQFP-48
文件頁數: 11/22頁
文件大小: 426K
代理商: W83791SD
W83791SD/W83791SG
- 8 -
7.4 Speech Programmable Trigger Register
Power on default: 80h
Index 09h (Bank 0)
BIT
NAME
ATTRIBUTE
DESCRIPTION
7
TR_RDY
RO
Programmable Trigger Register Ready. If return to 1, the
software or firmware can write next event to trigger register. If
return to 0, the software or firmware cannot write trigger event
to event queue, that is, the timer is not timeout yet.
Speech Programmable Trigger Register. The software or
firmware can set these bits to trigger speech sound. The
vectors of sound trigger are shown as follows. If the bit of
trigger register ready is logic 0, this trigger register will be
ignored. Therefore, the bit of the trigger ready should be read
before programming this register.
TRIG_REG<6:0>
Speech Sound Vector
00h
Vector 80h (1000_0000b) (=80h+00h)
01h
Vector 81h (1000_0001b) (=80h+01h)
02h
Vector 82h (1000_0010b) (=80h+02h)
:
:
N
Vector (80h+
n
)
:
:
7Eh
Vector FEh (1111_1110b) (=80h+7Eh)
7Fh
Vector FFh (1111_1111b) (=80h+7Fh)
6:0
TRIG_REG
R/W
7.5 Speech Input Trigger Property Register
Power on default: 00h
Index 0Ah (Bank 0)
BIT
NAME
ATTRIBUTE
DESCRIPTION
7
En_Program
R/W
Enable W83791SD/SG to program external serial flash
memory.
Enable Software/Firmware Trigger Timeout Function. This bit
sets the Event Trigger Timeout Function in Index 08h.
If read this bit return “1” means SPKOUT is in busy.
Write ‘0’ the EVNTRAP5-1 will positive edge trigger, Write ‘1’
will negative edge trigger. Default is ‘0’.
6
En_Timeout
WO
5
Busy
EVNTRAP5-
1 Polarity
RO
4:0
R/W
7.6 Speech Flash Memory Read Data Registers
Power on default: 00h
Index 0Dh-0Eh (Bank 0)
INDEX
NAME
ATTRIBUTE
DESCRIPTION
0Dh
SPEECHRD0
RO
Speech Flash Read Data 0. Speech flash reading data
bits [7:0].
Speech Flash Read Data 1. Speech flash reading data
bits [15:8].
0Eh
SPEECHRD1
RO
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