Maxim Integrated MAXQ Family Users Guide: MAXQ2000 Supplement - Manual (Page 34)

MAXQ Family User’s Guide:
MAXQ2000 Supplement
PORT PIN TYPE SPECIAL FUNCTION ENABLED WHEN
P3.1 Analog LCD Segment SEG25 PCF3=1 and OPM=1
P3.2 Analog LCD Segment SEG26 PCF3=1 and OPM=1
P3.3 Analog LCD Segment SEG27 PCF3=1 and OPM=1
P3.4 Analog LCD Segment SEG28 PCF3=1 and OPM=1
P3.4 Input External Interrupt 4 EX4=1
P3.5 Analog LCD Segment SEG29 PCF3=1 and OPM=1
P3.5 Input External Interrupt 5 EX5=1
P3.6 Analog LCD Segment SEG30 PCF3=1 and OPM=1
P3.6 Input External Interrupt 6 EX6=1
P3.7 Analog LCD Segment SEG31 PCF3=1 and OPM=1
P3.7 Input External Interrupt 7 EX7=1
P4.0 Input JTAG Interface—TAP Clock (TCK) (SC.7) TAP=1
P4.0 Input External Interrupt 8 EX8=1
P4.1 Input JTAG Interface—TAP Data Input (TDI) (SC.7) TAP=1
P4.1 Input External Interrupt 9 EX9=1
P4.2 Input JTAG Interface—TAP Mode Select (TMS) (SC.7) TAP=1
P4.3 Input JTAG Interface—TAP Data Output (TDO) (SC.7) TAP=1
P5.2 Input Serial UART 1 Receive REN=1
P5.2 Input External Interrupt 10 EX10=1
P5.3 Output Serial UART 1 Transmit SBUF1 written
P5.3 Input External Interrupt 11 EX11=1
P5.4 Input/Output SPI Slave Select (SSEL) SPIEN=1
P5.5 Input/Output SPI Master Out-Slave In (MOSI) SPIEN=1
P5.6 Input/Output SPI Slave Clock (SCLK) SPIEN=1
P5.7 Input/Output SPI Master In-Slave Out (MISO) SPIEN=1
P6.0 Output Timer 1 (Type 2) Secondary Output (T2PB) T2OE = 10b or 11b
P6.0 Input External Interrupt 12 EX12=1
P6.1 Input/Output Timer 1 (Type 2) Input/Output (T2P) T2OE = 01b or 11b, or G2EN = 1
P6.1 Input External Interrupt 13 EX13=1
P6.2 Output Timer 2 (Type 2) Secondary Output (T2PB) T2OE = 10b or 11b
P6.2 Output 1-Wire Master Output CLK_EN=1
P6.3 Input/Output Timer 2 (Type 2) input/output (T2P) T2OE = 01b or 11b, or G2EN = 1
P6.3 Input 1-Wire Master Input CLK_EN=1
P6.4 Output Timer 0 (Type 2) Secondary Output (T2PB) T2OE = 10b or 11b
P6.4 Output Wakeup Output 0 WKE0=1
P6.5 Input/Output Timer 0 (Type 2) Input/Output (T2P) T2OE = 01b or 11b, or G2EN = 1
P6.5 Output Wakeup Output 1 WKE1=1
P7.0 Output Serial UART 0 Transmit SBUF0 written
P7.0 Input External Interrupt 14 EX14=1
P7.1 Input Serial UART 0 Receive REN=1
P7.1 Input External Interrupt 15 EX15=1
Table 10. Port Pin Special Functions (continued)
Maxim Integrated 34