Maxim-integrated MAXQ Family Users Guide: MAXQ2010 Supplement Instrukcja Użytkownika Pobierz pdf (Strona 41)

MAXQ Family User’s Guide:

MAXQ2010 Supplement

6-3

Table 6-1. Port Pin Special and Alternate Functions (continued)

PORT PIN FUNCTION TYPE FUNCTION ENABLED WHEN

P5.5 Special SCLK: SPI Clock Output (Master Mode) SPIEN = 1 and MSTM = 1

P5.6 Alternate External Interrupt 14 (EIE1.6) EX14 = 1

P5.6 Special MISO: SPI Slave Output (Slave Mode) SPIEN = 1 and MSTM = 0

P5.6 Alternate MISO: SPI Master Input (Master Mode) SPIEN = 1 and MSTM = 1

P6.0 Alternate JTAG Interface: TAP Clock (TCK) (SC.7) TAP = 1

P6.0 Alternate External Interrupt 15 (EIE2.0) EX15 = 1

P6.1 Alternate JTAG Interface: TAP Data Input (TDI) (SC.7) TAP = 1

P6.1 Alternate External Interrupt 16 (EIE2.1) EX16 = 1

P6.2 Alternate JTAG Interface: TAP Mode Select (TMS) (SC.7) TAP = 1

P6.2 Alternate External Interrupt 17 (EIE2.2) EX17 = 1

P6.3 Special JTAG Interface: TAP Data Output (TDO) (SC.7) TAP = 1

P6.3 Alternate External Interrupt 18 (EIE2.3) EX18 = 1

P6.4 Alternate External Interrupt 19 (EIE2.4) EX19 = 1

P6.4 Alternate Type B Timer 1 Input B EXENB = 1

P6.4 Special Type B Timer 1 Output B (Compare Output)

TBCR:TBCS<>00b

(overrides serial port 1 data)

P6.4 Special Serial Port 1 Data (Mode 0)

Mode 0: SBUF1 is written or REN is set to 1

(until serial transmission completes)

P6.4 Alternate Serial Port 1 Receive (Modes 1/2/3) Modes 1/2/3: REN = 1

P6.5 Alternate External Interrupt 20 (EIE2.5) EX20 = 1

P6.5 Alternate Type B Timer 0 Input A (Counter Input) C/TB = 1

P6.5 Special Type B Timer 0 Output A (Clock Output)

C/TB = 0 and TB0E = 1

(overrides serial port 1 transmit/clock)

P6.5 Special Serial Port 1 Transmit/Clock

Mode 0: REN set to 1 (until serial transmis-

sion completes)

Mode 1/2/3: SBUF1 is written (until serial

transmission completes)

P6.6 Alternate External Interrupt 21 (EIE2.6) EX21 = 1

P6.6 Alternate Type B Timer 2 Input B EXENB = 1

P6.6 Special Type B Timer 2 Output B (Compare Output) TBCR:TBCS<>00b

P6.6 Special SCL: I

C Clock Line

I2CEN = 1

(overrides timer B output B)

P6.7 Alternate External Interrupt 22 (EIE2.7) EX22 = 1

P6.7 Alternate Type B Timer 0 Input A (Counter Input) C/TB = 1

P6.7 Special Type B Timer 0 Output A (Clock Output) C/TB = 0 and TB0E = 1

P6.7 Special SDA: I

C Data Line

I2CEN = 1

(overrides timer B output A)

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 146 147

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