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CC1010 Datasheet(PDF) 14 Page - Texas Instruments |
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CC1010 Datasheet(HTML) 14 Page - Texas Instruments |
14 / 152 page CC1010 SWRS047 Page 14 of 152 Pin # Pin name Alternate function Pin type Description 13 CHP_OUT - Analog output Charge pump current output when external loop filter is used 14 R_BIAS - Analog Connection for external precision bias resistor (82 k Ω, ± 1%) 15 AVDD - Power (A) Power supply misc. analog modules 16 AGND - Power (A) Ground connection misc. analog modules 17 AGND - Power (A) Analog ground connection 18 XOSC_Q1 - Analog input 3-24 MHz crystal, pin 1 or external clock input 19 XOSC_Q2 - Analog output 3-24 MHz crystal, pin 2 20 XOSC32_Q 2 - Analog output 32 kHz crystal pin2 21 XOSC32_Q 1 - Analog input 32 kHz crystal pin1 or external clock input 22 AGND - Power (A) Analog ground connection 23 DGND - Power (D) Digital ground connection 24 DGND - Power (D) Digital ground connection 25 POR_E - Digital input Power-on reset enable. 0: Disable internal power-on reset module 1: Enable internal power-on reset module 26 P1.0 - Digital high-Z I/O 8051 port 1, bit 0 27 P2.0 RXD1 (I) Digital high-Z I/O 8051 port 2, bit 0 or RX of serial port 1 28 P2.1 TXD1 (O) Digital high-Z I/O 8051 port 2, bit 1 or TX of serial port 1 29 P3.5 PWM3 (O) T1 (I) Digital high-Z I/O 8051 port 3, bit 5 or pulse width modulator 3's output or Timer / Counter 1 external input 30 P3.4 PWM2 (O) T0 (I) Digital high-Z I/O 8051 port 3, bit 4 or pulse width modulator 2's output or Timer / Counter 0 external input 31 P3.3 INT1 (I) Digital high-Z I/O 8051 port 3, bit 3 or interrupt 1 input configurable as level or edge sensitive 32 DGND - Power (D) Ground connection digital part 33 P0.0 SCK (O) SCK (I) Digital high-Z I/O 8051 port 0, bit 0 or SPI master interface serial clock output or Flash programming SPI slave clock input. 34 P0.1 MO (O) SI (I) Digital high-Z I/O 8051 port 0, bit 1 or SPI interface master output or Flash programming SPI slave serial data input 35 P1.1 - Digital high-Z I/O 8051 port 1, bit 1 36 P1.2 - Digital high-Z I/O 8051 port 1, bit 2 37 P1.3 - Digital high-Z I/O 8051 port 1, bit 3 38 P1.4 - Digital high-Z I/O 8051 port 1, bit 4 39 P2.2 - Digital high-Z I/O (Schmitt trigger input) 8051 port 2, bit 2 40 DVDD - Power (D) Digital power supply 41 DGND - Power (D) Ground connection digital part 42 P2.3 - Digital high-Z I/O (8 mA) 8051 port 2, bit 3 43 DVDD - Power (D) Digital power supply 44 P2.4 - Digital high-Z I/O 8051 port 2, bit 4 45 P2.5 - Digital high-Z I/O 8051 port 2, bit 5 46 P3.2 INT0 (I) Digital high-Z I/O 8051 port 3, bit 2 or interrupt 0 input configurable as level or edge sensitive 47 P3.1 TXD0 (O) Digital high-Z I/O 8051 port 3, bit 1 or TX of serial port 0 48 P3.0 RXD0 (I) Digital high-Z I/O 8051 port 3, bit 0 or RX of serial port 1 49 DGND - Power (D) Digital ground connection 50 DVDD - Power (D) Digital power supply |
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