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ABOV Semiconductor
SPI
1
Transmit Interrupt is enabled.
14
RXIE
Receive Interrupt Enable bit..
0
Receive Interrupt is disabled.
1
Receive Interrupt is enabled.
13
SSMOD
SS Auto/Manual output select bit.
0
SS output is not set by SSOUT (SP.CR[12]).
-
SS signal is in normal operation mode.
1
SS output signal is set by SSOUT.
12
SSOUT
SS output signal select bit.
0
SS output is ‘L.’
1
SS output is ‘H’.
11
LBE
Loop-back mode select bit in master mode.
0
Loop-back mode is disabled.
1
Loop-back mode is enabled.
10
SSMASK
SS signal masking bit in slave mode.
0
SS signal masking is disabled.
-
Receive data when SS signal is active.
1
SS signal masking is enabled.
-
Receive data at SCLK edges. SS signal is ignored.
9
SSMO
SS output signal select bit.
0
SS output signal is disabled.
1
SS output signal is enabled.
8
SSPOL
SS signal Polarity select bit.
0
SS signal is Active-Low.
1
SS signal is Active-High.
5
MS
Master/Slave select bit.
0
SPI is in Slave mode.
1
SPI is in Master mode.
4
MSBF
MSB/LSB Transmit select bit.
0
LSB is transferred first.
1
MSB is transferred first.
3
CPHA
SPI Clock Phase bit.
0
Sampling of data occurs at odd edges (1,3,5,…,15).
1
Sampling of data occurs at even edges (2,4,6,…,16).
2
CPOL
SPI Clock Polarity bit.
0
Active-high clocks selected.
1
Active-low clocks selected.
1
0
BITSZ
Transmit/Receive Data Bits select bit.
00
8 bits
01
9 bits
10
16 bits
11
17 bits
CPOL=0, CPHA=0 : data sampling at rising edge, data changing at falling edge
CPOL=0, CPHA=1 : data sampling at falling edge, data changing at rising edge
CPOL=1, CPHA=0 : data sampling at falling edge, data changing at rising edge
CPOL=1, CPHA=1 : data sampling at rising edge, data changing at falling edge
Summary of Contents for AC30M1x32
Page 3: ...3 246 ABOV Semiconductor INTRODUCTION SECTION 1 INTRODUCTION ...
Page 4: ...4 246 4 246 AC30M1x64 1x32 ABOV Semiconductor OVERVIEW CHAPTER 1 ...
Page 18: ...18 246 18 246 ABOV Semiconductor AC30M1x64 1x32 CPU CHAPTER 2 ...
Page 22: ...22 246 22 246 ABOV Semiconductor AC30M1x64 1x32 Boot Mode CHAPTER 3 ...
Page 26: ...26 246 26 246 ABOV Semiconductor AC30M1x64 1x32 SECTION 2 PERIPHERALS ...
Page 27: ...27 246 ABOV Semiconductor System Control Unit SCU SYSTEM CONTROL UNIT SCU CHAPTER 1 ...
Page 69: ...69 246 ABOV Semiconductor Port Control Unit PCU PORT CONTROL UNIT PCU CHAPTER 2 ...
Page 85: ...85 246 ABOV Semiconductor General Purpose I O GPIO GENERAL PURPOSE I O GPIO CHAPTER 3 ...
Page 92: ...92 246 92 246 AC30M1x64 1x32 ABOV Semiconductor FLASH MEMORY CONTROLLER CHAPTER 4 ...
Page 105: ...105 246 ABOV Semiconductor Internal SRAM INTERNAL SRAM CHAPTER 5 ...
Page 107: ...107 246 ABOV Semiconductor Watch Dog Timer WATCH DOG TIMER WDT CHAPTER 6 ...
Page 113: ...113 246 ABOV Semiconductor 16 bit Timer 16 BIT TIMER CHAPTER 7 ...
Page 129: ...129 246 ABOV Semiconductor FRT FREE RUN TIMER FRT CHAPTER 8 ...
Page 134: ...134 246 134 246 ABOV Semiconductor AC30M1x64 1x32 FUNCTION DESCRIPTION 8 3 ...
Page 135: ...135 246 UART ABOV Semiconductor UNIVERSAL ASYNCHRONOUS CHAPTER 9 RECEIVER TRANSMITTER UART ...
Page 151: ...151 246 ABOV Semiconductor UART Figure 9 6 Transmit interrupt timing diagram ...
Page 152: ...152 246 152 246 ABOV Semiconductor AC30M1x64 1x32 SERIAL PERIPHERAL INTERFACE SPI CHAPTER 10 ...
Page 164: ...164 246 164 246 ABOV Semiconductor AC30M1x64 1x32 I2 C Interface CHAPTER 11 ...
Page 185: ...185 246 ABOV Semiconductor Motor PWM MOTOR PULSE WIDTH MODULATOR CHAPTER 12 MPWM ...
Page 215: ...215 246 ABOV Semiconductor Divider DIVIDER DIV64 CHAPTER 13 ...
Page 221: ...221 246 ABOV Semiconductor 12 BIT A D Converter 12BIT A D CONVERTER CHAPTER 14 ...
Page 235: ...235 246 ABOV Semiconductor CHARACTERISTIC SECTION 3 CHARACTERISTIC ...
Page 236: ...236 246 236 246 ABOV Semiconductor AC30M1x64 1x32 Electrical Characteristic CHAPTER 1 ...
Page 243: ...243 246 ABOV Semiconductor Package Package CHAPTER 2 ...