Timber Wolf wrote:
一個是單晶片
一個是晶片組
電路設計不一樣
不是說換就換
晶片組的好處應該不用多說了...
沒記錯的話 1370用的義法晶片ST Micro Cartesio 是單晶片
那為何gamin開始捨棄晶片組而改單晶片呢？
cost down也得兼顧品質才好....
個人積分：101分
文章編號：15807872
個人積分：213分
文章編號：15810413
個人積分：101分
文章編號：15811437
近期新機種不是都是義法晶片嗎？
個人積分：949分
文章編號：15812216
個人積分：1分
文章編號：15817244
個人積分：25729分
文章編號：15820318
個人積分：8分
文章編號：15826144
個人積分：25729分
文章編號：15829292
個人積分：10094分
文章編號：15832022
個人積分：197分
文章編號：15835752
Infotainment application processor with embedded GPS High performance ARM926 MCU (up to 333 MHz) STA2062 LFBGA361,看規格好像也不差 偶而會飄飄 不過绝大部分的時間都很正常
MCU memory organization
– Cache: 16 KByte instruction, 16 KByte data
– 8 KByte instruction TCM (tightly coupled
memory)
– 8 KByte data TCM
– 32 KByte embedded ROM for boot
– Two banks of 64 KByte embedded SRAM
– 512 Byte embedded SRAM for back-up
– 4 GByte total linear address space
– Memory extension through:
Flexible static memory controller-FSMC
(NOR/NAND Flash, CF/CF+, ROM, SRAM
support)
Mobile DDR/SDRAM controller:
16 bit data @166 MHz, 2 Chip Select,
512 Kbit each
■ Interrupt
– 64-channel interrupt controller (VIC)
– 16-vectorized interrupts with 16
programmable priority Level
■ DMA
– Two 8-channel double port system DMA
controllers
– 32 DMA request for each controller
– Two external DMA requests are supported
■ 32 channel high performance GPS correlation
embedded subsystem
■ Eight 32-bit free running timers/counters
■ Four 16-bit extended function timer (EFT) with
input capture/output compare and PWM
■ Real time clock (RTC)
■ Pulse width light modulator (PWL)
■ 32-bit watchdog timer
■ Four autobaud UART with 64X8 transmit and
64x12 receive FIFO with DMA and hardware
flow control
■ One IrDA(SIR/MIR/FIR) interface
■ Three I2C multi-master/slave interfaces
■ Two synchronous serial port (SSP) with 32x32
separate transmit and receive FIFO with
Motorola-SPI, National-MicroWire and Texas-
SSI support modes
■ Four multichannel serial ports (MSP) with 32x8
separate transmit and receive FIFO
■ Color LCD controller for STN,TFT or HR-TFT
panels
■ USB 2.0 OTG high speed dual role controller
(ULPI interface)
■ USB full speed dual role controller with
integrated 1.1 physical layer transceiver
■ Two secure-digital multimedia memory card
Interface (SD/SDIO/MMC) up to 8 bit data
■ SPDIF input interface
■ C3 hardware Reed-Solomon decoder
■ Hardware sample rate converter (SaRaC)
■ Four 32-bit GPIO ports
■ JTAG based in-circuit emulator (ICE) with
embedded medium trace module
■ Typical working condition: Vdd: 1.2 ±10% V,
VIO: 1.8 V
■ Overdrive: Vdd: 1.4 V ±5 %, VIO: 1.8 V ±10 %,
2.5 V ±10 %
■ Bus frequency: 166 MHz (overdrive)
■ Bus/DDR frequency: 166 MHz
■ HCMOS 0.90μm process
■ Package:
– LFBGA16x16x1.4 mm (19x19balls)
– 0.8 mm ball pitch, (0.4 mm ball)
– Full array
■ Ambient temperature range: -40 / +85 °C
3ZR-FXE トヨタの実用エンジン
