cop8ame9 National Semiconductor Corporation, cop8ame9 Datasheet - Page 66

• Manufacturer Part Number: cop8ame9
• Description: 8-bit Cmos Flash Microcontroller With 8k Memory, Dual Op Amps, Virtual Eeprom, Temperature Sensor, 10-bit A/d And Brownout Reset
• Manufacturer: National Semiconductor Corporation

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20.0 MICROWIRE/PLUS
mapped into the G6 configuration bit. The SKSEL flag will
SK Phase
Alternate
Alternate
Normal
Normal
FIGURE 36. MICROWIRE/PLUS SPI Mode Interface Timing, Alternate SK Mode, SK Idle Phase being Low
FIGURE 37. MICROWIRE/PLUS SPI Mode Interface Timing, Normal SK Mode, SK Idle Phase being High
FIGURE 35. MICROWIRE/PLUS SPI Mode Interface Timing, Normal SK Mode, SK Idle Phase being Low
G6 (SKSEL)
Config. Bit
0
1
0
1
TABLE 39. MICROWIRE/PLUS Shift Clock Polarity and Sample/Shift Phase
Port G
G5 Data
Bit
0
0
1
1
(Continued)
SO Clocked Out On:
SK Falling Edge
SK Falling Edge
SK Rising Edge
SK Rising Edge
66
power up in the reset condition, selecting the normal SK
signal provided the SK Idle Polarity remains LOW.
SI Sampled On:
SK Falling Edge
SK Falling Edge
SK Rising Edge
SK Rising Edge
20006336
20006338
20006337
SK Idle Phase
High
High
Low
Low