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doc: Some small clarifications

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Wladimir J. van der Laan 2019-05-06 11:45:08 +02:00
parent 955cce7bb4
commit 8b0b40aa7b
2 changed files with 6 additions and 6 deletions
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3
doc/memory_map.md
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@ -537,7 +537,8 @@ SPIx
| 0x114 | `xip_cnt_time_out` | SPI XIP time out register for continuous transfers |
| 0x118 | `endian` | SPI Endian |
This block is replicated for all 4 SPI peripherals.
This block is replicated for all 4 SPI peripherals except for SPI2, which is SPI
slave-only and has a slightly different interface.
SYSCTL
------

9
doc/onboard.md
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@ -15,7 +15,7 @@ Also called "Dan" or "LicheeDan".
- RY1303 - 3 Channel 5.5V 2A 1.5MHz DC/DC Step down PMU
- ESP8285 - WiFi module (serial)
- PT8211 - DAC audio (I2S)
- CH340C - USB to serial chip CH340. used to flash firmware over USB connector and console access
- CH340C - USB to serial chip CH340. used to flash firmware over USB connector and console access on boards except for the Maix Go
- MSM261S4030H0 - Microphone (I2S)
Maix Go
@ -23,14 +23,13 @@ Maix Go
(source: schematic)
On-board:
### On-board
- MSA300 - Accelerometer (I2C)
- STM32F103C8 - JTAG & UART, debug M1 without extra Jlink (USB to host, serial to K210)
- STM32F103C8 - JTAG & UART, debug M1 without extra Jlink, this bypasses the CH340C on the module (USB to host, serial to K210)
- OV2640 - Color CMOS UXGA (2.0 MegaPixel) CAMERA C HI (DVP)
External
--------
### External
(source: schematic)