![IXYS zilog Z51F6412 Manual Download Page 7](http://html1.mh-extra.com/html/ixys/zilog-z51f6412/zilog-z51f6412_manual_2098946007.webp)
Z51F6412
Product Specification
PS030302-0212
P R E L I M I N A R Y
4
Figure 11-20 Example of PWM at 8MHz ............................................................................................... 86
Figure 11-21 Buzzer Driver Block Diagram ........................................................................................... 92
Figure 11-22 USART Block Diagram ..................................................................................................... 95
Figure 11-23 Clock Generation Block Diagram ..................................................................................... 96
Figure 11-24 Synchronous Mode XCKn Timing.................................................................................... 97
Figure 11-25 frame format ....................................................................................................................... 98
Figure 11-26 Start Bit Sampling ............................................................................................................ 102
Figure 11-27 Sampling of Data and Parity Bit ...................................................................................... 102
Figure 11-28 Stop Bit Sampling and Next Start Bit Sampling ............................................................. 103
Figure 11-29 SPI Clock Formats when UCPHA=0 .............................................................................. 104
Figure 11-30 SPI Clock Formats when UCPHA=1 .............................................................................. 105
Figure 11-31 SPI Block Diagram .......................................................................................................... 112
Figure 11-32 SPI Transmit/Receive Timing Diagram at CPHA = 0 .................................................... 114
Figure 11-33 SPI Transmit/Receive Timing Diagram at CPHA = 1 .................................................... 114
Figure 11-34 I
2
C Block Diagram .......................................................................................................... 117
Figure 11-35 Bit Transfer on the I
2
C-Bus ............................................................................................. 118
Figure 11-36 START and STOP Condition .......................................................................................... 118
Figure 11-37 Data Transfer on the I
2
C-Bus .......................................................................................... 119
Figure 11-38 Acknowledge on the I
2
C-Bus .......................................................................................... 119
Figure 11-39 Clock Synchronization during Arbitration Procedure .................................................... 120
Figure 11-40 Arbitration Procedure of Two Masters ............................................................................ 120
Figure 11-41 Formats and States in the Master Transmitter Mode ...................................................... 123
Figure 11-42 Formats and States in the Master Receiver Mode .......................................................... 125
Figure 11-43 Formats and States in the Slave Transmitter Mode ........................................................ 127
Figure 11-44 Formats and States in the Slave Receiver Mode ............................................................. 129
Figure 11-45 ADC Block Diagram ....................................................................................................... 134
Figure 11-46 A/D Analog Input Pin Connecting Capacitor ................................................................. 135
Figure 11-47 A/D Power(AVDD) Pin Connecting Capacitor .............................................................. 135
Figure 11-48 ADC Operation for Align bit ........................................................................................... 135
Figure 11-49 Converter Operation Flow ............................................................................................... 136
Figure 11-50 Calculator Block Diagram ............................................................................................... 140
Figure 12-1 IDLE Mode Release Timing by External Interrupt .......................................................... 146
Figure 12-2 IDLE Mode Release Timing by /RESET .......................................................................... 146
Figure 12-3 STOP Mode Release Timing by External Interrupt .......................................................... 147
Figure 12-4 Mode Release Timing by /RESET .................................................................................... 147
Figure 12-5 STOP1, 2 Mode Release Flow .......................................................................................... 148
Figure 13-1 RESET Block Diagram ..................................................................................................... 150
Figure 13-2 Reset noise canceller time diagram ................................................................................... 151
Figure 13-3 Fast VDD rising time ......................................................................................................... 151
Figure 13-4 Internal RESET Release Timing On Power-Up ............................................................... 152
Figure 13-5 Configuration timing when Power-on ............................................................................... 152
Figure 13-6 Boot Process Waveform .................................................................................................... 153
Figure 13-7 Timing Diagram after RESET ........................................................................................... 154
Figure 13-8 Oscillator generating waveform example ......................................................................... 154
Figure 13-9 Block Diagram of BOD ..................................................................................................... 155