SSPCON2: MSSP CONTROL REGISTER 2 (I<" />
鍙冩暩璩囨枡
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寤犲晢锛� Microchip Technology
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澶栧湇瑷倷锛� 娆犲妾㈡脯/寰╀綅锛孭OR锛孭WM锛學DT
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RAM 瀹归噺锛� 192 x 8
闆诲 - 闆绘簮 (Vcc/Vdd)锛� 2 V ~ 5.5 V
鏁告摎杞夋彌鍣細 A/D 5x8b
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2007 Microchip Technology Inc.
DS39599G-page 167
PIC18F2220/2320/4220/4320
REGISTER 17-5:
SSPCON2: MSSP CONTROL REGISTER 2 (I2C MODE)
R/W-0
GCEN
ACKSTAT
ACKDT(1)
ACKEN
RCEN
PEN
RSEN
SEN
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as 鈥�0鈥�
-n = Value at POR
鈥�1鈥� = Bit is set
鈥�0鈥� = Bit is cleared
x = Bit is unknown
bit 7
GCEN: General Call Enable bit (Slave mode only)
1 = Enable interrupt when a general call address (0000h) is received in the SSPSR
0 = General call address disabled
bit 6
ACKSTAT: Acknowledge Status bit (Master Transmit mode only)
1 = Acknowledge was not received from slave
0 = Acknowledge was received from slave
bit 5
ACKDT: Acknowledge Data bit (Master Receive mode only)(1)
1 = Not Acknowledge
0 = Acknowledge
bit 4
ACKEN: Acknowledge Sequence Enable bit (Master Receive mode only)
1 = Initiate Acknowledge sequence on SDA and SCL pins and transmit ACKDT data bit. Automatically
cleared by hardware.
0 = Acknowledge sequence Idle
bit 3
RCEN: Receive Enable bit (Master Receive mode only)
1 = Enables Receive mode for I2C
0 = Receive Idle
bit 2
PEN: Stop Condition Enable bit (Master mode only)
1 = Initiate Stop condition on SDA and SCL pins. Automatically cleared by hardware.
0 = Stop condition Idle
bit 1
RSEN: Repeated Start Condition Enabled bit (Master mode only)
1 = Initiate Repeated Start condition on SDA and SCL pins. Automatically cleared by hardware.
0 = Repeated Start condition Idle
bit 0
SEN: Start Condition Enabled/Stretch Enabled bit
In Master mode:
1 = Initiate Start condition on SDA and SCL pins. Automatically cleared by hardware.
0 = Start condition Idle
In Slave mode:
1 = Clock stretching is enabled for both Slave Transmit and Slave Receive (stretch enabled)
0 = Clock stretching is disabled
Note 1:
Value that will be transmitted when the user initiates an Acknowledge sequence at the end of a receive.
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