參數(shù)資料
型號: ST52514G1
英文描述: IC MAX 7000 CPLD 32 44-TQFP
中文描述: 8位重癥監(jiān)護病房,10位ADC。兩個定時器/脈寬調(diào)制。 I2C總線。的SPI。脊髓損傷。提供了8K閃存
文件頁數(shù): 81/106頁
文件大?。?/td> 1355K
代理商: ST52514G1
76/106
IR Driver Control Register 1 (IR_CR1)
Configuration Register 48 (030h) Read/Write
Reset Value: 0000 0000 (00h)
Bit 7: IRSTRT IR Driver Start/Stop
0: IR Driver Stopped
1: IR Driver Started
Bit 6-0: IR_PERIOD PWM modulator wave period
The period of the modulator wave is equal
to
the
carrier
period
multiplied
the
IR_PERIOD value.
IR Driver Control Register 2 (IR_CR2)
Configuration Register 49 (031h) Read/Write
Reset Value: 0000 0000 (00h)
Bit 7: IRPOL Modulator wave Polarity
0: Modulator wave start with a low level
1: Modulator wave start with a high level
Bit 6-0: IR_DUTY PWM modulator wave duty-cycle
The duty-cycle of the modulator wave is
equal to IR_DUTY/255.
Logic Unit Control Register (PWM_LU_CR)
Configuration Register 50 (032h) Read/Write
Reset Value: 0000 0000 (00h)
Bit 7-6: Not Used
Bit 5: LUNOT Logic Unit NOT operator
0: Logic Unit output not negated
1: Logic Unit output negated
Bit 4: T1SEL T1OUT output signal selection
0: Logic Unit output
1: IR Driver output
Bit 3-0: LUOP Logic Unit operator selection
These bits configure the logic operation to
be performed by the Logic Unit according to
the following Table 11.1
70
IRSTRT
IR_PERIOD
70
IRPOL
IR_DUTY
73
0
-
LUNOT
T1SEL
LUOP
Table 11.1 Logic Unit Operators Configuration Table
PWM_LU_CR(5:0)
T1OUT
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
00
000
X
T1
0
1
X
NOT(T1)
00
01
X
0
T0
0
1
X
1
NOT(T0)
00
1000
NAND(T0,T1) = OR(NOT(T0),NOT(T1))
00
1001
NAND(NOT(T0),T1) = OR(T0,NOT(T1))
00
1010
NAND(T0,NOT(T1)) = OR(NOT(T0),T1)
00
1011
NAND(NOT(T0),NOT(T1)) = OR(T0,T1)
0
1
X
XOR(T1,T2)
0
1
0
X
IR DRIVER OUTPUT
X
1
0
1
X
NULL
X
1
0
X
NULL
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