PIC16C924-04 View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16C924-04

8-Bit CMOS Microcontroller with LCD Driver

Microchip Technology

PIC16C924-04 Datasheet PDF : 189 Pages

First Prev 181 182 183 184 185 186 187 188 189

PIC16C9XX

Figure 14-4: External Parallel Resonant Crystal

Oscillator Circuit........................................ 105

Figure 14-5: External Series Resonant Crystal

Oscillator Circuit........................................ 105

Figure 14-6: RC Oscillator Mode................................... 105

Figure 14-7: Simplified Block Diagram of On-chip

Reset Circuit ............................................. 106

Figure 14-8: Time-out Sequence on Power-up

(MCLR not Tied to VDD): Case 1 .............. 111

Figure 14-9: Time-out Sequence on Power-up

(MCLR Not Tied To VDD): Case 2............. 111

Figure 14-10: Time-out Sequence on Power-up

(MCLR Tied to VDD).................................. 111

Figure 14-11: External Power-on Reset Circuit

(for Slow VDD Power-up)........................... 112

Figure 14-12: External Brown-out Protection Circuit 1 .... 112

Figure 14-13: External Brown-out Protection Circuit 2 .... 112

Figure 14-14: Interrupt Logic........................................... 114

Figure 14-15: INT Pin Interrupt Timing............................ 114

Figure 14-16: Watchdog Timer Block Diagram ............... 116

Figure 14-17: Summary of Watchdog Timer Registers ... 116

Figure 14-18: Wake-up from Sleep Through Interrupt .... 118

Figure 14-19: Typical In-Circuit Serial Programming

Connection................................................ 118

Figure 15-1: General Format for Instructions ................ 119

Figure 17-1: LCD Voltage Waveform ............................ 145

Figure 17-2: Load Conditions........................................ 147

Figure 17-3: External Clock Timing ............................... 148

Figure 17-4: CLKOUT and I/O Timing........................... 149

Figure 17-5: Reset, Watchdog Timer, Oscillator Start-up

Timer and Power-up Timer Timing ........... 150

Figure 17-6: Timer0 and Timer1 External Clock

Timings ..................................................... 151

Figure 17-7: Capture/Compare/PWM Timings .............. 152

Figure 17-8: SPI Master Mode Timing (CKE = 0) ......... 153

Figure 17-9: SPI Master Mode Timing (CKE = 1) ......... 153

Figure 17-10: SPI Slave Mode Timing (CKE = 0) ........... 154

Figure 17-11: SPI Slave Mode Timing (CKE = 1) ........... 154

Figure 17-12: I2C Bus Start/Stop Bits Timing.................. 156

Figure 17-13: I2C Bus Data Timing ................................. 157

Figure 17-14: A/D Conversion Timing ............................. 159

Figure 18-1: Typical IPD vs. VDD (WDT Disabled,

RC Mode @ 25°C).................................... 161

Figure 18-2: Maximum IPD vs. VDD (WDT Disabled,

RC Mode -40°C to +85°C) ........................ 161

Figure 18-3: Typical IPD vs. VDD (WDT Enabled,

RC Mode @ 25°C).................................... 161

Figure 18-4: Maximum IPD vs. VDD (WDT Enabled,

RC Mode -40°C to +85°C) ........................ 161

Figure 18-5: Typical IPD vs. VDD (LCD on(1), Internal

RC(2), RC Mode @ 25°C) ........................ 162

Figure 18-6: Maximum IPD vs. VDD (LCD on (32 kHz(1)),

Internal RC (32 kHz(2)), RC Mode -40°C to

+85°C)....................................................... 162

Figure 18-7: Typical IPD vs. VDD (LCD On(1), Timer1

(32 kHz(2)), RC Mode @ 25°C)................ 162

Figure 18-8: Maximum IPD vs. VDD (LCD On(1), Timer1

(32 kHz(2)), RC Mode -40°C to +85°C) .... 162

Figure 18-9: Typical RC Oscillator Frequency vs. VDD . 163

Figure 18-10: Typical RC Oscillator Frequency vs. VDD . 163

Figure 18-11: Typical RC Oscillator Frequency vs. VDD . 163

Figure 18-12: Typical IPD vs. Timer1 Enabled (32 kHz,

RC0/RC1 = 33 pF/33 pF, RC Mode)......... 163

Figure 18-13: Maximum IPD vs. Timer1 Enabled

(32 kHz, RC0/RC1 = 33 pF/33 pF, 85°C to

-40°C, RC Mode) ...................................... 163

Figure 18-14: Typical IDD vs. Frequency

(RC Mode @ 20 pF, 25°C) ....................... 164

Figure 18-15: Maximum IDD vs. Frequency

(RC Mode @ 20 pF, -40°C to +85°C)....... 164

Figure 18-16: Typical IDD vs. Frequency

(RC Mode @ 100 pF, 25°C) ..................... 165

Figure 18-17: Maximum IDD vs. Frequency

(RC Mode @ 100 pF, -40°C to +85°C)..... 165

Figure 18-18: Typical IDD vs. Frequency

(RC Mode @ 300 pF, 25°C) ..................... 166

Figure 18-19: Maximum IDD vs. Frequency

(RC Mode @ 300 pF, -40°C to +85°C)..... 166

Figure 18-20: Transconductance(gm) of HS Oscillator

vs. VDD ..................................................... 167

Figure 18-21: Transconductance(gm) of LP Oscillator

vs. VDD ..................................................... 167

Figure 18-22: Transconductance(gm) of XT Oscillator

vs. VDD ..................................................... 167

Figure 18-23: Typical XTAL Startup Time vs. VDD

(LP Mode, 25°C)....................................... 168

Figure 18-24: Typical XTAL Startup Time vs. VDD

(HS Mode, 25°C) ...................................... 168

Figure 18-25: Typical XTAL Startup Time vs. VDD

(XT Mode, 25°C) ..................................... 168

Figure 18-26: Typical IDD vs. VDD

(LP Mode @ 25°C) ................................... 168

Figure 18-27: Maximum IDD vs. VDD

(LP Mode -40°C to +85°C) ....................... 168

Figure 18-28: Typical IDD vs. VDD

(XT Mode @ 25°C)................................... 169

Figure 18-29: Maximum IDD vs. VDD

(XT Mode -40°C to +85°C) ....................... 169

Figure 18-30: Typical IDD vs. VDD

(HS Mode @ 25°C) .................................. 169

Figure 18-31: Maximum IDD vs. VDD

(HS Mode -40°C to +85°C)....................... 169

List of Tables

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Table 5-14:

Table 7-1:

Table 8-1:

PIC16C9XX Family of Devices..................... 6

PIC16C9XX Pinout Description .................. 12

Special Function Register Summary .......... 19

PORTA Functions ...................................... 32