参数资料
型号: P89LPC915FN,112
厂商: NXP Semiconductors
文件页数: 8/11页
文件大小: 0K
描述: IC 80C51 MCU 2KB FLASH 14DIP
标准包装: 28
系列: LPC900
核心处理器: 8051
芯体尺寸: 8-位
速度: 18MHz
连通性: I²C,UART/USART
外围设备: 欠压检测/复位,LED,POR,PWM,WDT
输入/输出数: 12
程序存储器容量: 2KB(2K x 8)
程序存储器类型: 闪存
RAM 容量: 256 x 8
电压 - 电源 (Vcc/Vdd): 2.4 V ~ 3.6 V
数据转换器: A/D 4x8b; D/A 1x8b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 14-DIP(0.300",7.62mm)
包装: 管件
LC717A00AR
No.A2048-6/11
I
2C Compatible Bus Slave Address
Selection of two kinds of addresses is possible through the SA terminal.
SA pin input
7bit Slave Address
Binary Notation
8bit Slave Address
00101100b (Write)
0x2C
Low
0x16
00101101b (Read)
0x2D
00101110b (Write)
0x2E
High
0x17
00101111b (Read)
0x2F
SPI Data Timing (SPI Mode 0 / Mode 3)
fig.5
SPI Communication Formats (Example of Mode 0)
Write format (data can be written into sequentially incremented addresses while holding nCS = L)
nCS
SCK
SI
SO
7
6543
2
10
Hi-Z
Register Address(N)
Data written to Register Address(N)
Data written to Register Address(N+1)
Write=L
7
6543
2
10
76
543
2
10
fig.6
Read format (data can be read from sequentially incremented addresses while holding nCS = L)
Register Address(N)
Data read from Register Address(N)
Data read from Register Address(N+1)
7
Read=H
76543
2
10
Hi-Z
nCS
SCK
SI
SO
76
5
4
3
2
10
76543
2
10
fig.7
nCS
SCK
SI
SO
tSU;SI
VALID
Hi-Z
tr
tHD;SI
tSU;SCK tSU;NCS tHIGH
tLOW
tf
tCPH
tHD;NCS
tHD;SCK
tCLZ
tHD;SO
tCHZ
VALID
tV
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