HD64F36077GHV Renesas Electronics America, HD64F36077GHV Datasheet - Page 20

• Manufacturer Part Number: HD64F36077GHV
• Description: 16BIT MCU FLASH 56K, SMD, LQFP64
• Manufacturer: Renesas Electronics America

Specifications of HD64F36077GHV

• No. Of I/o's: 47
• Ram Memory Size: 4KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Supply Voltage Range: 4.5V
• Core Size: 16bit
• Program Memory Size: 56KB
• Oscillator Type: External Only
• Controller Family/series: H8/300H
• Peripherals: ADC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 5.5 Flowchart of Clock Switching with Backup Function Disabled (2)
(From External Clock to On-Chip Oscillator Clock)................................................... 78
Figure 5.6 Timing Chart of Switching from On-Chip Oscillator Clock to External Clock .......... 79
Figure 5.7 Timing Chart to Switch from External Clock to On-Chip Oscillator Clock ............... 80
Figure 5.8 External Oscillation Backup Timing ........................................................................... 81
Figure 5.9 Example of Trimming Flow for On-Chip Oscillator Clock ........................................ 82
Figure 5.10 Timing Chart of Trimming of On-Chip Oscillator Frequency .................................. 83
Figure 5.11 Example of Connection to Crystal Resonator ........................................................... 84
Figure 5.12 Equivalent Circuit of Crystal Resonator.................................................................... 84
Figure 5.13 Example of Connection to Ceramic Resonator ......................................................... 84
Figure 5.14 Example of External Clock Input .............................................................................. 85
Figure 5.15 Block Diagram of Subclock Oscillator...................................................................... 85
Figure 5.16 Typical Connection to 32.768-kHz Crystal Resonator.............................................. 86
Figure 5.17 Equivalent Circuit of 32.768-kHz Crystal Resonator................................................ 86
Figure 5.18 Pin Connection when not Using Subclock ................................................................ 86
Figure 5.19 Example of Incorrect Board Design .......................................................................... 88
Section 6 Power-Down Modes
Figure 6.1 Mode Transition Diagram ........................................................................................... 96
Section 7 ROM
Figure 7.1 Flash Memory Block Configuration.......................................................................... 104
Figure 7.2 Programming/Erasing Flowchart Example in User Program Mode.......................... 112
Figure 7.3 Program/Program-Verify Flowchart ......................................................................... 114
Figure 7.4 Erase/Erase-Verify Flowchart ................................................................................... 117
Section 9 I/O Ports
Figure 9.1 Port 1 Pin Configuration............................................................................................ 123
Figure 9.2 Port 2 Pin Configuration............................................................................................ 129
Figure 9.3 Port 3 Pin Configuration............................................................................................ 133
Figure 9.4 Port 5 Pin Configuration............................................................................................ 137
Figure 9.5 Port 6 Pin Configuration............................................................................................ 143
Figure 9.6 Port 7 Pin Configuration............................................................................................ 148
Figure 9.7 Port 8 Pin Configuration............................................................................................ 151
Figure 9.8 Port B Pin Configuration........................................................................................... 153
Figure 9.9 Port C Pin Configuration........................................................................................... 157
Section 10 Realtime Clock (RTC)
Figure 10.1 Block Diagram of RTC ........................................................................................... 159
Figure 10.2 Definition of Time Expression ................................................................................ 165
Figure 10.3 Initial Setting Procedure.......................................................................................... 168
Figure 10.4 Example: Reading of Inaccurate Time Data............................................................ 169
Rev. 1.00 Sep. 16, 2005 Page xx of xxx