參數(shù)資料
型號: HT82A850R
廠商: Holtek Semiconductor Inc.
英文描述: Audio MCU
中文描述: 音頻控制器
文件頁數(shù): 25/41頁
文件大小: 296K
代理商: HT82A850R
HT82A850R
Rev. 1.10
25
July 25, 2007
if POLLING_MODE
clr
;WRITE INTO "WRITE ENABLE" INSTRUCTION
MOV
A,OP_WREN
MOV
SBDR,A
ESII
;SPI interrupt disable
$0:
snz
jmp
clr
TRF
$0
TRF
else
set
ESII
;SPI Interrupt Enable
;WRITE INTO "WRITE ENABLE" INSTRUCTION
MOV
A,OP_WREN
MOV
SBDR,A
$0:
snz
TRF_INT
jmp
$0
clr
TRF_INT
endif
;set at SPI Interrupt
Record Data
The record interrupt will be activated when the record data is valid in the RECORD_DATA registers. The RE-
CORD_DATA registers will latch data until next interrupt occurs. The RECORD_DATA is 2 s complement value
(8000H~7FFFH).
The update rate of the RECORD_DATA is 8kHz. All these registers (3EH~3FH) are read only.
Address
Label
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
3EH
RECORD_DATA_L
R_D7
R_D6
R_D5
R_D4
R_D3
R_D2
R_D1
R_D0
3FH
RECORD_DATA_H
R_D15
R_D14
R_D13
R_D12
R_D11
R_D10
R_D9
R_D8
Configuration Options
The following table shows the microcontroller configuration options . All of the OTP options must be defined to ensure
proper system functioning.
No.
Option
1
PA0~PA7 pull-high resistor enabled or disabled - bit option
2
LVR enable or disable
3
WDT enable or disable
4
WDT clock source: f
SYS
/4 or WDTOSC
5
CLRWDT instruction(s): 1 or 2
6
PA0~PA7 wake-up enabled or disabled - bit option
7
PB0~PB7 pull-high resistor enabled or disable - bit option
8
PC0~PC7 pull-high resistor enabled or disabled - nibble option
9
TBHP enable or disable - default disable
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