Benchmark ADC16 Datenblatt PDF herunterladen (Seite 142)

ST72334J/N, ST72314J/N, ST72124J

142/153

and P

PORT

is the port power dissipation determined by the user.

2. The average chip-junction temperature can be obtained from the formula T

= T

+ P

x RthJA.

Symbol Ratings Value Unit

thJA

Package thermal resistance (junction to ambient)

TQFP64

SDIP56

TQFP44

SDIP42

°C/W

Power dissipation

500 mW

Jmax

Maximum junction temperature

150 °C

1 2 ... 137 138 139 140 141 142 143 144 145 146 147 ... 152 153

ST72334J/N 1
ST72314J/N, ST72124J 1
Table of Contents 2
2 INTRODUCTION 6
3 PIN DESCRIPTION 7
(N versions) 8
(J versions) 9
4 REGISTER & MEMORY MAP 13
5 FLASH PROGRAM MEMORY 17
6 DATA EEPROM 18
Interrupt enable 21
Latch Access Transfer 21
8 CENTRAL PROCESSING UNIT 23
Half carry 24
Interrupt mask 24
Negative 24
Carry/borrow 24
00000001 25
MAIN CLOCK 26
CONTROLLER 26
■ an external source 30
■ an external RC oscillator 30
LVD reset flag 32
Clock security syst 32
interrupt enable 32
Watchdog reset flag 32
10 INTERRUPTS 33
INTERRUPTS (Cont’d) 34
Table 5. Interrupt mapping 34
11 POWER SAVING MODES 35
12 I/O PORTS 39
Hardware Configuration 41
OPEN-DRAIN OUTPUT 41
PUSH-PULL OUTPUT 41
Data register 8 bits 44
Option register 8 bits 44
I/O PORTS (Cont’d) 45
13 MISCELLANEOUS REGISTERS 46
Main clock out selection 47
CPU clock prescaler 47
Slow mode select 47
Must always be cleared 48
Beep control 48
SS mode selection 48
SS internal mode 48
14 ON-CHIP PERIPHERALS 49
Activation bit 50
7-bit timer (MSB to LSB) 50
Watchdog flag 50
WATCHDOG TIMER (Cont’d) 51
Time base control 53
Oscillator interrupt enable 53
Oscillator interrupt flag 53
clock speed) with the choice 54
16-BIT TIMER (Cont’d) 55
Beginning of the sequence 56
Sequence completed 56
/CC[1:0]) 58
16-BIT FREE RUNNING 59
OLVL2OLVL1 64
Pulse Width Modulation cycle 65
Input Capture Flag 1 69
Output Compare Flag 1 69
Timer Overflow Flag 69
Input Capture Flag 2 69
Output Compare Flag 2 69
CAPTURE STROBE 77
VR02131B 77
Write Collision status 83
Mode Fault flag 83
TDRE TC RDRF IDLE OR NF FE 93
R8 T8 - M WAKE - 94
TIE TCIE RIE ILIE TE RE RWU 94
First SCI Prescaler 95
SCI Transmitter rate divisor 95
SCI Receiver rate divisor 95
8-bit Extended Receive Pres 96
8-bit Extended Transmit Pres 96
CH2 CH1CH3COCO 0 ADON 0 CH0 97
■ A/D conversion [duration: t 98
D7 D6 D5 D4 D3 D2 D1 D0 99
COCO 0 ADON 0 CH3 CH2 CH1 CH0 99
15 INSTRUCTION SET 101
Relative (Indirect) 103
INSTRUCTION GROUPS (Cont’d) 105
16 ELECTRICAL CHARACTERISTICS 107
16.6 MEMORY CHARACTERISTICS 122
16.6.2 EEPROM Data Memory 122
16.6.3 FLASH Program Memory 122
R=10k~10MΩ 124
UNUSED I/O PORT 128
ADC Accuracy 139
17 PACKAGE CHARACTERISTICS 140
■ Heraeus: PD945, PD955 143
■ Loctite: 3615, 3298 143
MICROCONTROLLER OPTION LIST 146
DEVELOPMENT TOOLS (Cont’d) 148
18.4 ST7 APPLICATION NOTES 149
19 IMPORTANT NOTES 151
20 SUMMARY OF CHANGES 152

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