参数资料
型号: PIC18LF96J65-I/PT
厂商: Microchip Technology
文件页数: 23/131页
文件大小: 0K
描述: IC PIC MCU FLASH 48KX16 100TQFP
标准包装: 90
系列: PIC® 18F
核心处理器: PIC
芯体尺寸: 8-位
速度: 41.667MHz
连通性: EBI/EMI,以太网,I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 70
程序存储器容量: 96KB(48K x 16)
程序存储器类型: 闪存
RAM 容量: 3808 x 8
电压 - 电源 (Vcc/Vdd): 2 V ~ 3.6 V
数据转换器: A/D 16x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 100-TQFP
包装: 托盘
2011 Microchip Technology Inc.
DS39762F-page 119
PIC18F97J60 FAMILY
8.6.1
16-BIT BYTE WRITE MODE
Figure 8-1 shows an example of 16-Bit Byte Write
mode for PIC18F97J60 family devices. This mode is
used for two separate 8-bit memories connected for
16-bit operation. This generally includes basic EPROM
and Flash devices. It allows table writes to byte-wide
external memories.
During a TBLWT instruction cycle, the TABLAT data is
presented on the upper and lower bytes of the
AD<15:0> bus. The appropriate WRH or WRL control
line is strobed on the LSb of the TBLPTR.
FIGURE 8-1:
16-BIT BYTE WRITE MODE EXAMPLE
AD<7:0>
A<19:16>(1)
ALE
D<15:8>
373
A<x:0>
D<7:0>
A<19:0>
A<x:0>
D<7:0>
373
OE
WRH
OE
WR(2)
CE
Note
1:
The upper order address lines are used only for 20-bit address widths.
2:
This signal only applies to table writes. See Section 7.1 “Table Reads and Table Writes”.
WRL
D<7:0>
(LSB)
(MSB)
PIC18F97J60
D<7:0>
AD<15:8>
Address Bus
Data Bus
Control Lines
CE
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